160 Results for Network Security Administrator Jobs in Usa

Add your latest resume to match with open positions.

NetSuite Administrator

Austin, TX
onsite
Temporary / Contract
55 - 58 USD / Hourly
Robert Half is actively partnering with an Austin-based client to identify a NetSuite Administrator (contract). In this role, you will manage the configuration, support, and ongoing optimization of a leading cloud-based ERP platform. This individual will serve as the primary administrator for the system, partnering closely with Finance, Accounting, Operations, and other business stakeholders to ensure the platform effectively supports organizational processes and reporting needs. This role is hybrid in Austin, Tx. Key Responsibilities<ul><li>Administer and maintain the ERP platform, including configuration, customization, security, and user access management</li><li>Configure workflows, forms, fields, dashboards, reports, and system functionality to meet business requirements</li><li>Manage user roles, permissions, and governance processes to ensure data integrity and security</li><li>Develop and maintain saved searches, reports, KPIs, and dashboards to support business decision-making</li><li>Troubleshoot system issues and provide day-to-day support for end users across multiple departments</li><li>Coordinate testing, deployment, and validation of system enhancements, upgrades, and new functionality</li><li>Support integrations between ERP and other business-critical applications</li><li>Collaborate with stakeholders to gather requirements and translate business needs into scalable system solutions</li><li>Assist with data imports, exports, audits, and ongoing data quality initiatives</li><li>Create and maintain system documentation, training materials, and standard operating procedures</li><li>Partner with third-party vendors, consultants, and implementation teams on complex projects and enhancements</li><li>Monitor system performance and identify opportunities for process improvement, automation, and operational efficiency</li><li>Stay current on ERP platform updates, best practices, and emerging capabilities to maximize system value</li></ul>
2026-10-26T00:00:00Z

NetSuite Administrator

Gaffney, SC
onsite
Temporary / Contract
42 - 48 USD / Hourly
We are looking for a NetSuite Administrator to support and enhance a complex enterprise platform in Gaffney, South Carolina. This Contract position is ideal for a hands-on ERP/CRM Administrator who can oversee daily system performance, safeguard access, and partner with business leaders to improve how teams use NetSuite across multiple functional areas. The role requires on-site presence five days per week and offers the opportunity to influence system reliability, automation, and user experience across a growing environment. Responsibilities: • Oversee the daily operation of NetSuite production and non-production environments, including setup changes, performance tuning, and platform upkeep. • Develop and maintain role-based centers, dashboards, and permission structures that reflect departmental responsibilities while supporting secure user access. • Perform recurring reviews of roles, workflows, scripts, saved searches, and configuration changes to confirm compliance, accuracy, and data protection standards. • Maintain detailed system documentation covering customizations, configuration decisions, access controls, and historical changes to the platform. • Lead access governance activities by managing user security policies, conducting periodic access certifications, and resolving identified control gaps in a timely manner. • Partner with HR, Finance, Operations, and technical teams to translate business needs into system configurations, functional improvements, and practical support solutions. • Build, test, and refine workflows and scripting solutions that streamline processes across finance, merchandising, planning, projects, and commerce-related modules. • Coordinate with internal teams and external partners on implementation efforts, including data migration support, testing activities, deployment preparation, and post-launch stabilization. • Support and troubleshoot integrations between NetSuite and third-party applications using APIs, middleware, and connector-based solutions, including warehouse or related operational system connectivity. • Review custom development delivered by internal contributors or outside vendors before release and maintain reusable technical assets for long-term scalability.
2026-10-07T00:00:00Z

Systems Administrator

Valdosta, GA
onsite
Permanent / Full Time
82000 - 88000 USD / Yearly
We are looking for a Systems Administrator to provide onsite technical support and infrastructure administration for a multi-site manufacturing organization in Valdosta, Georgia. This role combines hands-on end-user assistance with systems, network, and device support across plant operations, making it well suited for someone who can move comfortably between daily troubleshooting and longer-term improvement efforts. The position also serves as a key backup and leadership presence within IT, helping maintain continuity across facilities and supporting both routine operations and priority escalations. Responsibilities:• Deliver onsite IT support for users and operations across multiple manufacturing locations, ensuring timely resolution of hardware, software, and connectivity issues.• Administer Windows-based systems and core services such as Active Directory, Microsoft Outlook, and Intune to maintain a stable and secure environment.• Manage incoming support requests through the company ticketing process, prioritize urgent needs, and resolve a steady volume of daily incidents.• Provide advanced troubleshooting for escalated technical problems affecting desktops, laptops, handheld scanners, printers, servers, and legacy production equipment.• Support employee onboarding by preparing devices, configuring access, and confirming systems are ready for new hires.• Assist with infrastructure and technology initiatives, including wireless improvements, remote site support, and other operational enhancement projects.• Monitor and troubleshoot network components such as switches, routers, firewalls, and wireless systems across three plant locations.• Maintain and support virtualized and physical server environments, including Hyper-V hosts and datacenter systems at multiple sites.• Contribute to IT coverage outside standard business hours when needed, including occasional on-call and weekend support for plant operations.• Help support technology changes related to organizational growth and acquired environments as systems and processes are brought into alignment.
2026-10-29T00:00:00Z

Systems Administrator

Laconia, NH
onsite
Permanent / Full Time
70000 - 100000 USD / Yearly
We are looking for an experienced Systems Administrator to support core infrastructure and end-user technology in Laconia, New Hampshire. This role oversees server environments, desktop systems, connected devices, and helpdesk support while helping the business translate operational needs into practical technical solutions. The ideal candidate brings strong troubleshooting ability, sound judgment, and a hands-on background managing both Windows and Linux-based environments. Responsibilities: • Partner with business teams to gather requirements, define technical scope, and outline workflows for infrastructure-related projects and system improvements. • Plan and carry out testing for operating system, hardware, and software changes, documenting results to promote stable production releases. • Execute system installations, updates, migrations, and production deployments across server and end-user computing environments. • Create and maintain accurate technical documentation, including network diagrams, process flows, operating procedures, recovery steps, and user guidance materials. • Investigate and resolve issues involving applications, hardware, servers, and network communications to minimize disruption to business operations. • Provide instruction to end users on procedures and best practices needed to effectively operate assigned technology and equipment. • Build, configure, upgrade, and repair personal computers and related systems to meet organizational standards and user needs. • Contribute technical expertise to special projects and keep leadership informed through regular status updates and progress reporting. • Participate in a rotating on-call schedule to support systems during and outside standard business hours as needed.
2026-10-06T00:00:00Z

Systems Administrator

Los Angeles, CA
onsite
Permanent / Full Time
125000 - 145000 USD / Yearly
Systems Administrator OverviewA growing organization is seeking a Systems Administrator to support enterprise cloud platforms, end-user technologies, identity management, and core infrastructure services. This individual will play a key role in maintaining secure, scalable, and reliable technology operations while supporting ongoing modernization and automation initiatives. The ideal candidate combines strong systems administration experience with a proactive approach to process improvement, platform management, and end-user support. Responsibilities<ul><li>Administer and support enterprise productivity, collaboration, and cloud platforms</li><li>Manage identity, access, authentication, and user lifecycle processes</li><li>Support endpoint management, device administration, and security initiatives</li><li>Maintain backup, recovery, and business continuity processes</li><li>Assist with integration and administration of enterprise applications and SaaS platforms</li><li>Develop and maintain automation solutions to improve operational efficiency</li><li>Monitor platform health, system performance, and operational reliability</li><li>Troubleshoot and resolve complex infrastructure and application issues</li><li>Maintain technical documentation, standards, and operational procedures</li><li>Partner with internal stakeholders to support technology initiatives and business operations</li></ul>
2026-10-21T00:00:00Z

Systems Administrator

Macedonia, OH
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are looking for a Systems Administrator for a contract-to-hire opportunity in Macedonia, Ohio. This position blends hands-on technical support with entry-level Salesforce administration, making it ideal for someone who enjoys solving user issues while expanding their platform expertise. The role offers a hybrid work arrangement and the chance to build experience across both day-to-day support operations and business system administration. Responsibilities:• Deliver first- and second-level technical support for employees experiencing hardware, software, and access-related problems.• Investigate and address Salesforce user issues, escalating more complex matters when needed to keep systems running effectively.• Build and update reports and dashboards within Salesforce to help teams access meaningful business information.• Manage user accounts, permissions, and basic platform settings to support secure and efficient system use.• Assist with onboarding activities by preparing accounts, configuring access, and resolving setup-related questions for new team members.• Work closely with internal technology teams and Salesforce specialists to support system improvements and ongoing service needs.• Track support requests through resolution while maintaining clear communication with end users throughout the process.
2026-11-03T00:00:00Z

Systems Administrator

Austin, TX
onsite
Temporary to Hire
28.6 - 31.8 USD / Hourly
We are looking for a Systems Administrator to support daily IT operations and provide responsive technical assistance to employees in Austin, Texas. This contract opportunity with permanent potential is ideal for someone who enjoys balancing hands-on desktop support with broader systems administration responsibilities across Windows, Microsoft 365, and virtual server environments. The role offers the chance to contribute to infrastructure stability, end-user productivity, and security-focused technology operations. Responsibilities:• Deliver front-line technical support for employees by diagnosing and resolving issues involving workstations, laptops, software, printers, connectivity, applications, and account access.• Set up, maintain, and troubleshoot desktop and laptop hardware, operating systems, and standard business applications across Windows and Mac environments.• Support the Microsoft 365 ecosystem, including Office applications, Teams, Teams Voice, and SharePoint, to ensure reliable collaboration and communication tools.• Assist with cybersecurity-related activities by helping maintain secure system configurations and supporting protection measures across the environment.• Contribute to the administration and upkeep of virtual infrastructure using VMware vSphere and vCenter, including routine operational support.• Perform regular server checks, basic administration tasks, and ongoing monitoring to help maintain system availability and performance.• Support Active Directory administration by assisting with user access, directory maintenance, and related system management tasks.• Apply updates, patches, and configuration changes to Apple Macintosh devices to maintain security and operational readiness.• Track technology assets by coordinating equipment lease timelines, refresh planning, replacements, and end-of-term activities.• Create and update clear technical documentation for support procedures, desktop standards, server operations, and recurring IT processes.
2026-11-03T00:00:00Z

Systems Administrator

South Burlington, VT
onsite
Permanent / Full Time
80000 - 120000 USD / Yearly
We are seeking a Senior Systems Administrator to play a key role in maintaining, securing, and optimizing our client's enterprise infrastructure. The ideal candidate is a hands-on technical professional who enjoys solving complex infrastructure challenges, improving automation, and helping drive modernization across cloud and on-premises systems. Responsibilities<ul><li>Administer and support Microsoft 365 services including Exchange Online, Entra ID (Azure AD), Teams, SharePoint Online, and OneDrive.</li><li>Manage endpoint deployment, configuration, compliance, and lifecycle management using Microsoft Intune and MDM solutions.</li><li>Maintain and troubleshoot Windows Server infrastructure, Active Directory, Group Policy, DNS, DHCP, and file services.</li><li>Support and administer Linux servers for application hosting, monitoring, and system maintenance.</li><li>Implement and maintain security controls across the environment, including MFA, Conditional Access, endpoint protection, vulnerability remediation, and identity governance.</li><li>Monitor infrastructure performance, availability, and security utilizing enterprise monitoring and logging tools.</li><li>Participate in security audits, risk assessments, incident response, and remediation efforts.</li><li>Manage user provisioning, access control, and role-based security policies.</li><li>Assist with backup, disaster recovery, and business continuity planning.</li><li>Develop and maintain system documentation, procedures, and technical standards.</li><li>Support infrastructure projects including migrations, upgrades, cloud adoption initiatives, and automation efforts.</li><li>Collaborate with vendors, business stakeholders, and internal IT teams to resolve issues and implement new technologies.</li></ul>
2026-11-02T00:00:00Z

Systems Administrator

Greenville, SC
onsite
Temporary to Hire
32 - 38 USD / Hourly
We are looking for a Systems Administrator to join a manufacturing client in Greenville, South Carolina in a contract-to-hire capacity. This fully onsite position will strengthen internal IT operations while improving the reliability of end-user and infrastructure support. The role combines hands-on technical administration with daily user assistance, making it ideal for someone who is comfortable managing both systems and support responsibilities in a fast-paced environment. Responsibilities:• Provide day-to-day technical support for employees across a manufacturing site, resolving hardware, software, and access-related issues in a timely manner.• Administer Windows-based systems and user environments, including account management, device configuration, and operating system support.• Manage Microsoft 365, Azure, and Entra ID administration to maintain secure access, identity controls, and productivity services.• Configure and maintain Group Policy settings, security permissions, and endpoint policies to support organizational standards.• Prepare, deploy, and refresh user devices through imaging and Intune-based device management processes.• Support local network hardware and infrastructure, helping ensure stable connectivity and dependable on-premises operations.• Partner with internal IT staff to expand in-house technical capabilities and strengthen support coverage for the facility.• Contribute to infrastructure improvement efforts, including initiatives related to moving on-premises environments into Azure cloud services.• Assist with SharePoint and related collaboration tools when needed as part of broader systems support activities.
2026-10-22T00:00:00Z

Systems Administrator

Charlotte, NC
onsite
Temporary / Contract
40 - 50 USD / Hourly
We are looking for a Systems Administrator to support a manufacturing organization in Charlotte, North Carolina with a strong focus on Microsoft 365, identity services, and endpoint administration. This Long-term Contract opportunity is ideal for a hands-on detail-oriented individual who can quickly assess technical environments, resolve complex issues, and deliver practical improvements with limited supervision. The role begins with a significant onsite presence and transitions into a hybrid schedule as business needs evolve. Responsibilities: • Direct directory services and identity-related work tied to domain consolidation activities, ensuring a smooth user experience during environment changes. • Administer core Microsoft 365 platforms, including Exchange Online, Entra ID, licensing, mailbox support, and user account governance. • Guide user movement across separate domains and cloud environments while maintaining secure access and operational continuity. • Review current infrastructure and recommend enhancements that strengthen reliability, security, and day-to-day efficiency. • Investigate and resolve advanced issues involving authentication, system performance, user access, and connected endpoint services. • Provide technical support across infrastructure and end-user computing, acting as a key resource for systems and device-related needs. • Execute laptop setup, deployment, configuration, and user migration tasks for approximately 60 internal employees. • Partner with operations leadership to prioritize work, communicate technical findings clearly, and carry initiatives forward as an independent contributor. • Apply security and compliance expectations in daily administration activities, including follow-up actions related to audit-driven standards.
2026-10-08T00:00:00Z

Systems Administrator

Morrisville, VT
onsite
Permanent / Full Time
60000 - 85000 USD / Yearly
We're seeking a hands-on Systems & Network Administrator to support and maintain an organization's IT infrastructure. This role will be responsible for managing servers, networks, security, cloud services, and end-user support while helping drive technology improvements across the business. Key Responsibilities:<ul><li>Administer and support Windows servers, Active Directory, Microsoft 365, networking, and virtualization environments.</li><li>Monitor system performance, troubleshoot infrastructure issues, and ensure security best practices are followed.</li><li>Manage backups, disaster recovery processes, system upgrades, and hardware/software deployments.</li><li>Provide technical support to users and collaborate with stakeholders on IT projects and initiatives.</li></ul> This is an excellent opportunity to join a stable organization where you'll have a broad impact on technology strategy and day-to-day operations while working in Vermont's beautiful Lamoille County region.
2026-10-06T00:00:00Z

Systems Administrator

Austin, TX
onsite
Temporary / Contract
25 - 30 USD / Hourly
We are looking for a Systems Administrator to support daily IT operations and provide dependable technical assistance to employees in Austin, Texas. This contract opportunity with permanent potential is ideal for someone who enjoys hands-on support work while contributing to core infrastructure, end-user systems, and security-focused initiatives. The role combines desktop support, server administration, Microsoft 365 assistance, and environment maintenance in a collaborative technology setting. This is a hybrid role in Austin, Tx. Responsibilities:• Deliver front-line technical support for employees by resolving issues involving workstations, laptops, applications, printers, connectivity, and user access• Set up, maintain, and troubleshoot desktop and laptop hardware, operating systems, and business software across the organization• Support the Microsoft 365 environment, including collaboration and productivity platforms such as SharePoint, Office, Teams, and Teams Voice• Contribute to cybersecurity efforts by helping maintain a secure computing environment and addressing routine protection measures• Assist with oversight and upkeep of the virtual server infrastructure using VMware vSphere and vCenter tools• Perform regular server administration activities, including health checks, monitoring, and basic maintenance tasks• Help manage user accounts, permissions, and directory services within the Active Directory environment• Apply updates, security fixes, and system changes to Mac devices to maintain stability and compliance• Track technology assets by coordinating lease timelines, equipment refreshes, and replacement planning• Create and maintain clear technical documentation for support procedures, endpoint configuration, and server operations
2026-10-27T00:00:00Z

Systems Administrator

Phoenix, AZ
onsite
Temporary / Contract
0 - 0 USD / Yearly
We are hiring a Systems Administrator to provide day-to-day support for core infrastructure systems. This individual will be responsible for maintaining server environments, troubleshooting technical issues, and supporting end-user technology operations.Responsibilities<ul><li>Administer Windows Server, Active Directory, and Microsoft 365 environments.</li><li>Maintain user accounts, permissions, and security groups.</li><li>Perform system monitoring, maintenance, and patch management.</li><li>Troubleshoot server, application, and infrastructure issues.</li><li>Support backup, recovery, and endpoint management solutions.</li><li>Assist with network troubleshooting and connectivity issues.</li><li>Document support procedures and system configurations.</li><li>Provide Tier II/III technical support when necessary.</li></ul>
2026-10-16T00:00:00Z

Systems Administrator

Beverly Hills, CA
onsite
Temporary / Contract
45.9135 - 53.163 USD / Hourly
We are seeking a Systems Administrator to support Microsoft 365, endpoint management, workstation deployments, and end-user support in a modern Microsoft cloud environment. This role will be responsible for managing Microsoft Entra ID, Intune, Windows devices, user access, security policies, and device lifecycle activities while delivering excellent customer service to end users. Responsibilities<ul><li>Administer and support Microsoft Entra ID, Microsoft Intune, and Microsoft 365 environments.</li><li>Manage user accounts, groups, permissions, licensing, devices, and access controls.</li><li>Deploy, configure, and support Windows 11 laptops and workstations.</li><li>Migrate devices to Entra ID Join and enroll endpoints into Intune.</li><li>Configure and maintain Intune policies, application deployments, device compliance, and endpoint security controls.</li><li>Support Windows Autopilot, Conditional Access, BitLocker, Windows Hello for Business, and Microsoft Defender for Endpoint.</li><li>Provide Tier II/Tier III support for workstation, authentication, Microsoft 365, hardware, software, and mobile device issues.</li><li>Support BYOD, MDM/MAM, and mobile device administration for iOS and Android devices.</li><li>Assist with Active Directory, file shares, printers, and general infrastructure administration.</li><li>Create and maintain technical documentation, deployment procedures, and support knowledge articles.</li><li>Participate in IT infrastructure, security, and cloud transformation projects.</li><li>Provide white-glove support to employees and leadership during device deployments and migrations.</li></ul>
2026-10-28T00:00:00Z

Systems Administrator

Manchester, NH
onsite
Permanent / Full Time
0 - 0 USD / Yearly
Systems AdministratorWe're looking for a hands-on Systems Administrator to support and enhance our IT infrastructure in a fully onsite, 5 days per week role. This position will be responsible for managing servers, supporting the Microsoft 365 environment, and helping drive automation and efficiency across the organization. What You'll Do:<ul><li>Administer and support Windows Server environments</li><li>Manage and optimize the Microsoft 365 platform, including Exchange Online, Teams, and Entra ID</li><li>Develop and maintain solutions using Power Apps and the Power Platform</li><li>Monitor system performance, security, backups, and patch management</li><li>Troubleshoot infrastructure, application, and user support issues</li><li>Collaborate with IT leadership on technology improvements and projects</li></ul> If you enjoy solving technical challenges, improving systems, and working in a collaborative environment, we'd love to hear from you.
2026-10-27T00:00:00Z

Systems Administrator

Rochester, NY
onsite
Temporary / Contract
31.6635 - 36.663 USD / Hourly
We are looking for a Systems Administrator to provide reliable technical support and infrastructure administration for a growing manufacturing organization in Rochester, New York. This Contract position is ideal for a hands-on IT specialist who enjoys solving complex issues, supporting end users, and improving system performance across multiple locations. The role offers broad exposure to server environments, cloud services, desktop support, and network-connected business systems in a fast-moving operational setting. Responsibilities: • Manage daily administration of core IT infrastructure, ensuring systems remain stable, secure, and available for business operations. • Provide responsive technical assistance to employees by diagnosing and resolving issues involving devices, operating systems, applications, and connectivity. • Deploy, configure, and maintain servers, endpoint technology, and business software to support evolving operational needs. • Monitor environment health, investigate recurring incidents, and determine root causes to reduce downtime and improve reliability. • Maintain backup, recovery, and failover processes to protect business data and support continuity planning. • Produce clear technical documentation, support procedures, and end-user guidance to improve consistency and knowledge sharing. • Partner with internal teams and external service providers to deliver technology support across multiple sites. • Participate in after-hours or weekend support when required to address critical issues or scheduled maintenance activities.
2026-10-30T00:00:00Z

Systems Administrator

Milwaukee, WI
onsite
Permanent / Full Time
70000 - 80000 USD / Yearly
Robert Half is partnering with a well-established technology organization in the Milwaukee area to help them hire an experienced Systems Administrator. This role is responsible for maintaining server, virtualization, identity, database, and application-hosting technologies while helping ensure systems remain secure, reliable, and available for both internal teams and external customers. This is a hands-on position for someone who enjoys troubleshooting, automation, infrastructure improvement, and working across a broad range of technologies. What You'll Be Doing<ul><li>Administer and support Windows Server environments across production and non-production systems</li><li>Manage Active Directory, Group Policy, user access, and identity-related services</li><li>Support Microsoft SQL Server environments, including maintenance, backups, and recovery processes</li><li>Configure and maintain virtualization platforms such as VMware, Citrix, and Remote Desktop Services</li><li>Support web and application hosting technologies including IIS, Tomcat, and related services</li><li>Monitor system performance, availability, and security while proactively addressing issues</li><li>Develop and maintain automation and scripting solutions using PowerShell and other tools</li><li>Troubleshoot infrastructure, application, and network-related problems</li><li>Create and maintain technical documentation, procedures, and system configurations</li><li>Participate in an on-call rotation and assist with incident response when needed</li></ul>
2026-10-20T00:00:00Z

Systems Administrator

O Fallon, MO
onsite
Permanent / Full Time
70000 - 85000 USD / Yearly
We're partnering with a growing organization seeking a Systems Administrator to join their close-knit IT team. This is a great opportunity for someone with a solid foundation in Microsoft technologies who enjoys hands-on infrastructure work and wants to continue growing their skills.You'll work alongside experienced IT professionals supporting a Microsoft-focused environment while gaining exposure to new technologies, infrastructure projects, and emerging Microsoft AI solutions. This is an onsite role that does require 1 Saturday a month virtual for pushing updates What You'll Be Doing<ul><li>Administer and support Microsoft 365 and Exchange Online</li><li>Maintain and troubleshoot Windows Server environments</li><li>Manage Active Directory and Entra ID user accounts, groups, and permissions</li><li>Assist with onboarding, offboarding, and access management</li><li>Monitor system health, performance, and availability</li><li>Perform server patching, upgrades, and routine maintenance</li><li>Support backup and recovery processes</li><li>Troubleshoot infrastructure and end-user issues</li><li>Assist with administration of the company's 3CX VoIP environment</li><li>Participate in infrastructure improvements and technology implementations</li><li>Explore and evaluate new Microsoft technologies, including AI-related initiatives</li></ul>
2026-10-14T00:00:00Z

Systems Administrator

Sugar Land, TX
onsite
Permanent / Full Time
120000 - 140000 USD / Yearly
We are seeking a Systems Administrator with experience managing enterprise infrastructure and leading cloud migration initiatives. This role will support on-premises and cloud environments while helping drive modernization efforts across the organization.Responsibilities<ul><li>Administer Windows Server, Active Directory, Citrix, Exchange 2019, Exchange Online, file servers, and remote access solutions.</li><li>Support and maintain hybrid cloud environments.</li><li>Lead infrastructure and cloud migration projects from planning through implementation.</li><li>Develop and maintain disaster recovery and business continuity processes.</li><li>Perform system upgrades, patching, maintenance, and security remediation.</li><li>Monitor system performance, availability, and compliance.</li><li>Coordinate with vendors and internal IT teams to deliver infrastructure projects.</li><li>Provide occasional on-call support.</li></ul>
2026-10-05T00:00:00Z

Systems Administrator

Nashville, TN
onsite
Temporary / Contract
35 - 40 USD / Hourly
Robert Half is currently seeking a Contract Systems Administrator to join our client's IT department. As a Contract Systems Administrator, you will be responsible for the configuration, maintenance, and management of the organization's computer systems, servers, and network infrastructure. This is a contract position that offers an exciting opportunity to work with a reputable company. Key Responsibilities:<ol><li>System Maintenance: Perform routine system maintenance, including software updates, patch management, and regular system backups to ensure system stability and security.</li><li>Server Administration: Manage and maintain server hardware and software, including Windows Server, Linux, or other relevant operating systems.</li><li>Network Management: Oversee network infrastructure, ensuring optimal performance, security, and reliability. This may include switches, routers, firewalls, and wireless access points.</li><li>Security Monitoring: Implement and monitor security protocols to safeguard systems and data, detect and respond to security breaches, and conduct regular security audits.</li><li>User Support: Provide technical support to end-users, assisting with system-related issues, troubleshooting, and offering guidance on best practices.</li><li>Documentation: Maintain detailed records of system configurations, changes, and updates to facilitate system troubleshooting and auditing.</li><li>Capacity Planning: Assess system performance and capacity, making recommendations for upgrades or enhancements to meet organizational needs.</li><li>Backup and Disaster Recovery: Develop and implement backup and disaster recovery plans to ensure data integrity and continuity of operations.</li><li>Vendor Collaboration: Collaborate with technology vendors to ensure timely procurement of hardware and software, and manage vendor relationships.</li></ol>
2026-11-03T00:00:00Z

Systems Administrator

Los Angeles, CA
onsite
Permanent / Full Time
110000 - 140000 USD / Yearly
Systems Administrator OverviewEstablished organization is seeking a Systems Administrator to support critical operational technology environments. This position is responsible for maintaining automation platforms, supporting system integrations, and improving the reliability and performance of business-critical operational systems. Key Responsibilities<ul><li>Administer, maintain, and enhance industrial automation and operational technology platforms.</li><li>Support system integrations between field devices, applications, databases, and reporting tools.</li><li>Configure, troubleshoot, and optimize control systems, instrumentation, and monitoring environments.</li><li>Develop reports, dashboards, and data solutions to support operational decision-making.</li><li>Assist with implementation, testing, upgrades, and maintenance of automation and control system technologies.</li><li>Partner with business stakeholders, vendors, and technical teams to deliver technology initiatives.</li><li>Maintain documentation, technical procedures, system configurations, and support materials.</li><li>Participate in project planning, vendor coordination, and ongoing operational improvements.</li></ul>
2026-10-28T00:00:00Z

System Administrator

Timmonsville, SC
onsite
Temporary / Contract
25 - 29 USD / Hourly
We are looking for a Systems Administrator / Infrastructure Support Engineer to support and maintain enterprise server and infrastructure environments. This role will focus heavily on Windows Server administration, virtualization, monitoring, database support, scripting, and general IT operations. Key Responsibilities:· Install, configure, maintain, and troubleshoot Windows Server environments.· Support Linux servers in a mixed operating system environment.· Monitor and remediate server vulnerabilities while following security best practices.· Install, configure, and maintain database platforms including Microsoft SQL Server and PostgreSQL.· Administer and support middleware platforms such as IIS.· Manage VMware virtual infrastructure and virtual machines.· Configure, maintain, and support PRTG monitoring environments.· Develop and maintain scripts using PowerShell, VBScript, batch files, and SQL queries to automate administrative tasks.· Support Active Directory and Microsoft Entra ID administration.· Participate in change management processes and maintain technical documentation.· Troubleshoot infrastructure issues, perform root cause analysis, and implement corrective actions.· Collaborate with internal teams on infrastructure projects, upgrades, and operational support initiatives.
2026-10-21T00:00:00Z

Cyber Security Manager

Dublin, OH
remote
Permanent / Full Time
125000 - 150000 USD / Yearly
We are looking for an experienced Cyber Security Manager to lead and strengthen the organization’s security posture across multiple locations. This position will guide enterprise-wide efforts related to risk reduction, regulatory readiness, and incident management while working closely with senior leaders and customer-facing teams. The role is ideal for a strategic security leader who can balance long-term program development with hands-on oversight of daily security operations. Responsibilities: • Direct the organization’s information security roadmap and continuously improve security operations to support business goals. • Oversee programs related to risk assessment, policy governance, regulatory compliance, incident preparedness, and employee security education. • Coordinate the response to cybersecurity events, including investigation, containment, recovery, and follow-up remediation activities. • Work with internal stakeholders and external customers to address security questionnaires, audit requests, and client assurance needs. • Establish, update, and enforce security policies, technical standards, and hardening practices across enterprise systems and networks. • Prepare clear updates for executive leadership on threat trends, security risks, compliance status, and overall program effectiveness. • Build, lead, and develop the information security team by providing direction, coaching, and performance support. • Support the ongoing evaluation of security tools and controls, including SIEM, network security, application security, and broader enterprise protection capabilities.
2026-10-21T00:00:00Z

Security Architect

Los Angeles, CA
onsite
Permanent / Full Time
180000 - 230000 USD / Yearly
Security Architect Company OverviewA growing organization is seeking a Security Architect to support enterprise security initiatives across infrastructure, applications, cloud services, and business systems. This role offers an opportunity to work within a collaborative technology environment focused on modernizing security practices and enabling business growth through secure technology solutions. Role SummaryThe Security Architect will play a key role in shaping and advancing the organization's security program. This individual will work closely with technology and business stakeholders to establish security standards, provide architectural guidance, assess risk, and support the secure adoption of new technologies. The ideal candidate combines strategic thinking with hands-on technical expertise and enjoys solving complex security challenges across a diverse technology environment. Key Responsibilities<ul><li>Develop and maintain security architecture standards, guidelines, and best practices.</li><li>Partner with technology teams to integrate security considerations into projects and operational initiatives.</li><li>Evaluate systems, platforms, and technology solutions to identify and address security risks.</li><li>Provide architectural guidance for cloud, infrastructure, application, and data protection initiatives.</li><li>Support the development of security roadmaps aligned with business and technology objectives.</li><li>Conduct architecture reviews and recommend security improvements across enterprise environments.</li><li>Assist in establishing governance processes, security controls, and risk management practices.</li><li>Collaborate with stakeholders to improve cybersecurity maturity and operational effectiveness.</li><li>Support the evaluation and adoption of emerging technologies and security solutions.</li><li>Contribute to continuous improvement initiatives that strengthen the organization's overall security posture.</li></ul>
2026-10-23T00:00:00Z

Network Engineer V (Part-Time)

Alexandria, VA
onsite
Temporary / Contract
60 - 68 USD / Hourly
IPv6 SME / Senior Network EngineerLocation: Alexandria, VA (onsite)Clearance Requirement: Ability to Obtain/Maintain Public TrustEmployment Type: Part-Time (Approximately 20 Hours per Week)OverviewWe are seeking an experienced IPv6 Subject Matter Expert (SME) / Senior Network Engineer to support a federal government network modernization initiative in Washington, DC. This individual will serve as the technical lead for IPv6 architecture, implementation, integration, and adoption across a complex enterprise environment.The ideal candidate brings deep expertise in enterprise networking, network architecture, and IPv6 migration strategies, with the ability to advise stakeholders, lead technical discussions, develop implementation plans, and drive modernization efforts. This role requires a hands-on engineer who can operate independently while partnering with technical teams and senior leadership.Responsibilities<ul><li>Lead the planning, design, implementation, and expansion of IPv6 capabilities within a large enterprise environment.</li><li>Develop IPv6 architecture strategies, addressing plans, migration roadmaps, and implementation approaches.</li><li>Design, implement, and troubleshoot enterprise-scale network infrastructure supporting both IPv4 and IPv6 environments.</li><li>Create and maintain high-level and low-level design documentation, network diagrams, implementation plans, and technical standards.</li><li>Conduct network assessments, gap analyses, root cause analyses, and technical risk evaluations.</li><li>Support network modernization initiatives, including cloud, data center, LAN/WAN, remote access, and internet-facing environments.</li><li>Collaborate with infrastructure, security, and operations teams to integrate IPv6 into enterprise services and platforms.</li><li>Provide technical leadership during architecture reviews, troubleshooting efforts, and strategic planning sessions.</li><li>Communicate technical recommendations and project status to senior stakeholders and agency leadership.</li><li>Support Zero Trust architecture initiatives and enterprise security improvements.</li><li>Mentor technical team members and provide guidance on networking best practices.</li></ul>
2026-10-28T00:00:00Z

2 4

160 results for Network Security Administrator in Usa