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9 results for Systems Administrator in Rancho Cucamonga, CA

Systems Administrator

Sherman Oaks, CA
onsite
Temporary / Contract
33.25 - 38.5 USD / Hourly
We are looking for a Systems Administrator to provide hands-on technical support in Sherman Oaks, California within a busy business management environment. This Contract position will partner closely with IT leadership to keep Windows and Mac systems operating smoothly, support end users, and help maintain dependable daily technology operations. The role is ideal for someone who enjoys solving technical issues, staying organized, and delivering responsive service across a mixed-device workplace. Responsibilities: • Coordinate technical setup and separation tasks for incoming and departing employees, ensuring accounts, devices, and access are properly managed. • Respond to user support requests across Windows and Mac environments, diagnosing issues and restoring functionality through onsite and remote assistance. • Maintain accurate records of hardware, software, and related assets while helping manage stock levels for IT equipment and supplies. • Source devices and accessories, gather pricing information, and assist with procurement activities to support operational needs. • Use remote monitoring and management tools to oversee endpoint health, apply routine maintenance, and address emerging issues on PCs and MacBooks. • Prepare, organize, and revise internal IT guides, procedures, and support documentation to improve consistency and knowledge sharing. • Install and configure workstation, peripheral, and basic network components to support employees and shared office spaces. • Investigate security-related problems such as malware infections, verify backup status, and support routine checks for system reliability and domain renewals. • Support collaboration technology and connectivity, including conference room AV systems, Office 365, printers, Wi-Fi, and basic networking for local and remote users. • Contribute to day-to-day IT operations by balancing multiple priorities, delivering strong customer service, and assisting with additional technical support tasks as needed.
2026-07-16T00:00:00Z

IT System Administrator

Rowland Heights, CA
onsite
Temporary / Contract
45 - 50 USD / Hourly
Robert Half is seeking an experienced Systems Administrator to support, maintain, and improve enterprise IT infrastructure. This role will be responsible for managing servers, networks, cloud services, security tools, and end-user environments while ensuring system reliability, performance, and security. The ideal candidate will have hands-on experience with Windows Server environments, Microsoft 365, virtualization, networking, firewalls, backups, and infrastructure troubleshooting. This position requires a proactive problem solver who can manage daily operations while supporting ongoing technology initiatives. <ul><li>Administer, maintain, and troubleshoot Windows Server environments</li><li>Manage Active Directory, Group Policy, user accounts, permissions, and access controls</li><li>Support Microsoft 365 administration, including Exchange Online, Teams, SharePoint, OneDrive, and user management</li><li>Monitor system performance, availability, and security of servers and infrastructure</li><li>Perform server maintenance, patching, upgrades, and troubleshooting</li><li>Support virtualization environments including VMware and/or Hyper-V</li><li>Configure, maintain, and troubleshoot network infrastructure including switches, routers, wireless access points, VLANs, and VPNs</li><li>Support firewall administration, rule reviews, security policies, and connectivity troubleshooting</li><li>Manage backup solutions, disaster recovery processes, and system restoration testing</li><li>Assist with cloud infrastructure support across platforms such as Azure and AWS</li><li>Troubleshoot hardware, software, and infrastructure issues escalated from support teams</li><li>Implement and maintain endpoint security tools, MFA, antivirus, and security best practices</li><li>Create and maintain technical documentation, system diagrams, and standard operating procedures</li><li>Work with vendors and third-party providers to resolve technical issues</li><li>Participate in infrastructure projects, upgrades, migrations, and deployments</li></ul>
2026-07-11T00:00:00Z

IT Systems Manager

Irvine, CA
onsite
Temporary / Contract
59.375 - 68.75 USD / Hourly
We are looking for an IT Systems Manager to oversee and strengthen a modern enterprise technology environment in Irvine, California. This Long-term Contract position will focus on cloud services, infrastructure reliability, endpoint management, and security operations while supporting business-critical systems across the organization. The ideal candidate brings deep technical expertise across Microsoft 365, Azure, AWS, networking, and compliance-minded IT practices in a regulated setting. Responsibilities: • Lead administration and optimization of Microsoft 365 services, including user access, collaboration tools, and platform governance. • Manage identity and access controls across Azure AD / Entra ID and Active Directory to support secure, reliable authentication. • Oversee SharePoint Online, Intune, and endpoint management solutions to improve device performance, compliance, and user support. • Maintain and enhance network infrastructure, firewalls, and Meraki environments to ensure connectivity, stability, and protection. • Support cloud operations across Azure, AWS, and other SaaS platforms, including configuration, monitoring, and service improvement. • Direct backup, recovery, and business continuity processes to protect critical data and reduce operational risk. • Implement and monitor endpoint security and broader information security measures aligned with organizational standards. • Contribute to migration-related initiatives and system changes by coordinating technical execution, documentation, and risk controls. • Prepare and maintain technical records, validation materials, and audit-ready documentation in support of regulated IT operations.
2026-07-16T00:00:00Z

Systems Engineer

Los Angeles, CA
remote
Temporary / Contract
63.65 - 73.7 USD / Hourly
We are looking for a Systems Engineer to support and enhance enterprise infrastructure for a Financial Services organization in Los Angeles, California. This Long-term Contract position is ideal for a hands-on, detail-oriented individual who can manage modern endpoint, cloud, and systems technologies while maintaining a secure and reliable environment. The role offers the opportunity to work across core infrastructure platforms, drive operational improvements, and contribute to scalable technology solutions. Responsibilities: • Administer and optimize enterprise systems built on Cisco, Citrix, Dell EMC, and related infrastructure platforms to ensure strong performance and availability. • Support cloud-based environments and services, including AWS, while helping maintain stable, secure, and efficient operations across hybrid infrastructure. • Manage endpoint administration and mobile device management solutions, with a focus on Intune and broader MDM technologies for device compliance and user support. • Maintain and enhance Active Directory services, including user access, group policy administration, and directory-related troubleshooting. • Develop and implement automation workflows that reduce manual effort, improve consistency, and strengthen operational efficiency. • Oversee backup processes and recovery readiness to help protect business-critical systems and data. • Perform system testing and validation activities, including A/B testing where appropriate, to assess configuration changes and platform improvements. • Collaborate with technical teams to investigate incidents, resolve infrastructure issues, and support ongoing system upgrades and enhancements.
2026-07-16T00:00:00Z

Data Loss Prevention Security Administrator

Los Angeles, CA
remote
Permanent / Full Time
150000 - 165000 USD / Yearly
Job TitleData Loss Prevention (DLP) Engineer Company OverviewA globally recognized professional services organization based in Los Angeles, California, with offices across major U.S. cities, is committed to delivering high-impact services in a highly regulated, client-centric environment. The organization prioritizes data protection, security, and compliance, leveraging advanced technology to safeguard sensitive information across a complex, distributed enterprise. Their technology teams play a critical role in maintaining trust, confidentiality, and operational excellence. Role SummaryThe DLP Engineer will serve as the dedicated owner of the enterprise Data Loss Prevention program, supporting a distributed workforce anchored in Los Angeles, California. This role is responsible for designing, implementing, and optimizing DLP strategies to protect sensitive data across endpoint, network, email, and cloud environments. The position is highly collaborative, working closely with IT, security teams, and business stakeholders to ensure secure data handling and regulatory compliance. Key Responsibilities<ul><li>Design, implement, and manage enterprise DLP solutions across endpoint, network, email, and cloud platforms</li><li>Develop, tune, and maintain DLP policies, rules, and classifiers to detect and prevent data loss</li><li>Monitor DLP alerts, investigate potential data incidents, and support incident response processes</li><li>Partner with cross-functional teams to align DLP controls with business requirements and data protection policies</li><li>Integrate DLP systems with security tools such as SIEM and endpoint detection platforms</li><li>Support data classification initiatives and enforce secure data handling standards</li><li>Optimize DLP performance by reducing false positives and improving detection accuracy</li><li>Manage DLP coverage for collaboration and cloud tools including productivity and file-sharing platforms</li><li>Produce reports and metrics on DLP activity, risks, and program effectiveness</li><li>Collaborate with stakeholders on compliance requirements, audits, and data privacy initiatives</li></ul>Compensation & Benefits<ul><li>$150,000–$160,000 + discretionary bonus</li><li>Comprehensive medical, dental, and vision coverage</li><li>401(k) with employer contributions and profit-sharing plan</li><li>Paid vacation, sick time, and personal days</li><li>Competitive benefits package supporting overall well-being</li></ul>Additional Details<ul><li>Remote work environment aligned to core collaboration hours</li><li>Must be located near a major company office for occasional in-person needs: Atlanta, Austin, Boston, Chicago, Dallas, Houston, Los Angeles (HQ in DTLA), Miami, New York, Salt Lake City, San Francisco, Seattle, Silicon Valley, Washington D.C., Wilmington</li><li>Structured schedule aligned with standard business hours</li><li>High-impact role within a centralized information security team</li></ul>
2026-07-15T00:00:00Z

Compliance Administrator

Pomona, CA
onsite
Temporary / Contract
38 - 48 USD / Hourly
We are looking for a detail-oriented Compliance Administrator to support compliance and ethics operations for a healthcare-focused organization in Pomona, California. This Compliance Administrator position centers on helping maintain regulatory adherence, strengthening internal controls, and promoting staff awareness of privacy, consent, and patient rights obligations. The Compliance Administrator works closely with leadership to coordinate program activities, review risk areas, and contribute to a culture of accountability and ethical practice. Key Responsibilities:• Partner with the Chief Compliance and Privacy Officer to support the day-to-day coordination and ongoing administration of the compliance and ethics program.• Work with departments across the organization to help create, revise, distribute, and retain compliance-related policies, procedures, and supporting documentation.• Monitor applicable federal, state, county, and organizational requirements and help communicate regulatory updates to staff in a clear and practical manner.• Deliver guidance and education on topics such as privacy, confidentiality, informed consent, patient rights, complaints, and grievance processes.• Receive, document, and help review complaints, grievances, provider change requests, and privacy-related concerns, ensuring timely follow-up and proper tracking.• Respond to internal hotline activity, route issues for appropriate follow-up, and maintain records used to identify patterns and improvement opportunities.• Assist with audits, assessments, and investigative reviews to identify compliance risks, summarize findings, and support corrective action planning.• Contribute to regulatory and contractual readiness efforts, including support for Medi-Cal site certifications and Medicare revalidation activities.• Follow all required safety standards, organizational policies, and mandated procedures while carrying out assigned responsibilities.\ Benefits: Health, Dental, Vision, 401k, and Sick Time Off.
2026-07-16T00:00:00Z

Control Systems Analyst II

Chino, CA
onsite
Temporary / Contract
100 - 120 USD / Hourly
We are seeking a Control Systems Analyst II who can serve as a lead technical resource responsible for the design, support, maintenance, and optimization of industrial automation and control systems in Chino, CA. This role supports critical plant operations through PLC, SCADA, DCS, HMI, and network administration while providing guidance and training to technical staff. Key Responsibilities<ul><li>Design, program, configure, and troubleshoot PLC, SCADA, DCS, HMI, and industrial control systems.</li><li>Support automation networks, communications infrastructure, LAN/WAN environments, telemetry, radio, and microwave systems.</li><li>Perform software and firmware upgrades, system enhancements, and process automation improvements.</li><li>Troubleshoot complex hardware, software, instrumentation, and network issues.</li><li>Participate in automation, instrumentation, and controls projects from design review through testing and startup.</li><li>Develop and maintain technical documentation, SOPs, system diagrams, and operating procedures.</li><li>Train end users and provide technical guidance to operations and maintenance teams.</li><li>Lead and coordinate work assignments for technical staff and contractors.</li><li>Evaluate new technologies, recommend system improvements, and support long-term automation strategies.</li></ul>
2026-07-17T00:00:00Z

System Implementation Accountant

Cerritos, CA
onsite
Permanent / Full Time
70000 - 95000 USD / Yearly
We are looking for an experienced Sr. Project Accountant to join a growing team in California. This role is ideal for a finance specialist who combines strong technical accounting knowledge with the ability to lead projects that improve accuracy, efficiency, and reporting quality. The position will play a key part in strengthening financial operations, supporting compliance, and partnering across departments to deliver well-managed accounting initiatives. Responsibilities: • Oversee project-based accounting activities from initial planning through completion, ensuring deadlines, deliverables, and cross-functional coordination stay on track. • Prepare and review journal entries, maintain general ledger accuracy, and complete detailed account reconciliations to support reliable financial reporting. • Lead efforts to enhance accounting workflows by introducing process improvements, automation opportunities, and clearly documented standard operating procedures. • Support financial systems administration and related initiatives, including platform integrations, implementation support, and data validation or cleanup efforts. • Manage treasury-related tasks such as cash forecasting, bank reconciliations, fund transfers between accounts, and wire transaction processing. • Contribute to internal control compliance by assisting with audit readiness, required documentation, and regulatory obligations such as escheatment and insurance-related support. • Develop and maintain advanced Excel-based reports, analyze financial trends, and identify opportunities to improve cost efficiency and reporting visibility. • Partner with vendors and internal stakeholders to coordinate third-party tools, maintain provider records, and assess service effectiveness. • Collaborate with accounting and business teams to protect financial data integrity and ensure consistent execution across multiple concurrent projects.
2026-06-19T00:00:00Z

Payroll Administrator

Pasadena, CA
onsite
Temporary / Contract
25 - 26 USD / Hourly
Ongoing opportunities for ambitious Payroll Administrators. As a Payroll Administrator, you will be responsible for data entry, reconciliation of timecards, paycheck distribution and providing statements to various departments. This temporary assignment with a well known company offers great career growth. Please apply today for immediate consideration.Payroll Processing:· Calculate and process employee salaries, wages, bonuses, and deductions.· Ensure accuracy in time and attendance records and apply relevant payroll policies.Data Entry and Record Keeping:· Enter and maintain employee data in the payroll system.· Keep accurate records of employee information, tax withholdings, and other payroll-related details.Tax Compliance:· Ensure compliance with tax regulations and statutory requirements.· Calculate and withhold income taxes, Social Security contributions, and other deductions as required.Benefits Administration:· Administer employee benefits programs, such as health insurance and retirement plans.· Deduct and remit employee contributions to benefit plans.Payroll Reporting:· Prepare and distribute payroll reports to management and relevant departments.· Generate reports for tax purposes, including year-end reports and W-2 forms.
2026-07-09T00:00:00Z