Add your latest resume to match with open positions.

7 results for Network Administrator With Voip in Sugar Land, TX

Network Engineer

Houston, TX
onsite
Temporary to Hire
51.4615 - 59.587 USD / Hourly
We are looking for an experienced Network Engineer to join our team in Houston, Texas in a contract-to-permanent capacity. This position will lead the design, deployment, and support of secure, resilient network environments spanning data centers, cloud platforms, and hybrid infrastructure. The ideal candidate brings deep technical knowledge across enterprise routing, switching, firewall administration, and SD-WAN solutions, along with the ability to resolve complex issues and guide network best practices. Responsibilities: • Build, deploy, and support enterprise networking solutions across campus, data center, cloud, and hybrid environments. • Lead SD-WAN initiatives, including policy development, path selection, and application-aware traffic management. • Administer and troubleshoot Palo Alto security platforms, including firewalls, centralized management tools, remote access solutions, and rule enforcement. • Configure and maintain Cisco network infrastructure with a focus on routing, switching, quality of service, and resilient design. • Oversee Meraki-based environments covering security appliances, wireless networks, switching, and cloud-managed operations. • Design and support cloud networking components such as virtual networks, load balancing, secure gateways, and connectivity between cloud and on-premises systems. • Act as the senior escalation point for advanced network and security incidents, driving timely root-cause analysis and resolution. • Produce and maintain technical diagrams, operational standards, support procedures, and network documentation. • Improve visibility and reliability through monitoring, automation, and network performance tuning. • Participate in after-hours support, change activities, and incident response as part of an on-call rotation.
2026-05-19T00:00:00Z

Network Engineer/PM

Houston, TX
onsite
Temporary / Contract
45.125 - 52.25 USD / Hourly
We are looking for a Network Engineer/PM to support a major network modernization initiative for an O&G organization in Houston, Texas. This Long-term Contract opportunity is ideal for a hands-on networking specialist who can also coordinate workstreams, review project schedules, and help keep delivery efforts aligned with technical objectives. The role combines deep infrastructure expertise with project oversight, including collaboration with offshore teams and support for key deployment milestones throughout the engagement. Responsibilities:• Lead network engineering activities for a large-scale refresh initiative, ensuring technical work is completed in line with project goals and agreed timelines.• Coordinate day-to-day efforts with offshore resources, providing direction, tracking progress, and helping resolve delivery issues.• Evaluate project plans, schedules, and implementation approaches to confirm they are practical, accurate, and aligned with business needs.• Support the execution of network changes and cutover events, including occasional after-hours involvement when required and approved.• Configure, troubleshoot, and optimize Aruba networking environments, including wireless access points and switching infrastructure.• Administer and support Palo Alto firewall solutions to maintain secure, reliable network connectivity across the organization.• Work with routing technologies such as BGP to sustain stable communications between sites and critical network segments.• Partner with technical and project stakeholders to communicate status, identify risks, and help drive the refresh project through completion.• Contribute to deployment planning and, when needed, travel to support implementation activities while maintaining a standard work schedule.
2026-06-01T00:00:00Z

Systems Administrator

Houston, TX
remote
Temporary / Contract
66.5 - 77 USD / Hourly
We are looking for an experienced Systems Administrator to support and maintain core IT infrastructure in Houston, Texas. This Long-term Contract position focuses on ensuring reliable performance across server, desktop, and virtualized environments while delivering strong operational support to end users. The ideal candidate will bring hands-on expertise with Microsoft technologies, directory services, and enterprise hardware platforms. Success in this role requires a proactive approach to troubleshooting, system stability, and ongoing environment optimization. Responsibilities: • Manage and support Active Directory services, including user accounts, group policies, permissions, and access controls. • Administer Microsoft Windows Server environments to maintain availability, performance, and security across business systems. • Provide technical support for Windows 10 workstations, resolving issues related to software, hardware, and user access. • Maintain and troubleshoot Dell infrastructure and endpoint hardware to ensure dependable day-to-day operations. • Support Citrix environments by monitoring session performance, addressing connectivity issues, and assisting with application access. • Perform system updates, patching, and routine maintenance activities to keep infrastructure current and secure. • Investigate technical incidents, identify root causes, and implement effective solutions to minimize downtime. • Document system configurations, support procedures, and operational changes to improve consistency and knowledge sharing.
2026-05-27T00:00:00Z

Network Engineer (PM)

Houston, TX
onsite
Temporary / Contract
50 - 55 USD / Hourly
KEY RESPONSBILITIES<ul><li>Lead and support network infrastructure upgrades, with a strong focus on modernizing Aruba and Palo Alto environments (hardware refresh, configuration, migration)</li><li>Manage and support LAN/WAN/WLAN, firewalls, VPNs, and routing/switching across enterprise environments</li><li>Act as day-to-day service lead, coordinating with offshore teams to ensure incidents, changes, and requests meet SLAs </li><li>Troubleshoot complex network performance and connectivity issues across on-prem and hybrid environments </li><li>Support network security controls, including firewall rules, segmentation, and access management </li><li>Oversee network monitoring, incident response, and root cause analysis</li><li>Maintain network documentation, diagrams, and operational standards</li><li>Assist with cloud connectivity (Azure/AWS) and hybrid networking (VPNs, routing, firewall integration) </li></ul>
2026-05-29T00:00:00Z

Security Network Engineer

Houston, TX
onsite
Temporary to Hire
61.75 - 71.5 USD / Hourly
We are looking for a Security Network Engineer to join a team in Houston, Texas in a contract capacity with the potential for a permanent role. This position blends cybersecurity leadership with hands-on network engineering, offering the opportunity to strengthen and modernize enterprise infrastructure across on-premises and cloud environments. The role is ideal for someone who can secure critical systems, improve network performance, and partner with internal teams and external vendors to support a resilient technology environment. Responsibilities: • Build and enhance security safeguards across enterprise networks, user devices, identity platforms, and cloud-based systems to reduce risk and improve protection. • Partner with external security providers to investigate alerts, assess threats, and coordinate timely response actions using monitoring platforms and intelligence sources. • Lead vulnerability reviews and security testing efforts, then prioritize and drive corrective measures to address identified weaknesses. • Administer and optimize core security technologies such as firewalls, endpoint defense tools, intrusion prevention capabilities, and access management solutions. • Create, refine, and enforce cybersecurity standards, operational procedures, and a broader security program aligned with business needs. • Maintain and troubleshoot network infrastructure including SD-WAN, routers, switches, wireless environments, VPN connectivity, and virtualized platforms across multiple locations. • Support directory services and policy administration in a distributed environment, including Active Directory and group policy management. • Respond to infrastructure and connectivity issues affecting both physical and cloud-hosted systems, providing advanced technical support when escalation is required. • Keep network diagrams, asset records, and technical runbooks current to support operational consistency and efficient issue resolution. • Contribute to compliance readiness, risk evaluations, and security audits while collaborating with cross-functional teams and third-party partners.
2026-06-01T00:00:00Z

Security Network Engineer

Houston, TX
onsite
Temporary / Contract
55 - 65 USD / Hourly
Key ResponsibilitiesCybersecurity Responsibilitieso Design, implement, and maintain security controls across networks, endpoints, and cloud environments.o Coordinate with 3rd party partners to monitor, analyze, and respond to security incidents using SIEM tools and threat intelligence feeds.o Coordinate vulnerability assessments and penetration testing with 3rd party partners; recommend and implement remediation actions.o Manage firewalls, IDS/IPS systems, endpoint protection, and identity/access management solutions.o Develop and maintain cybersecurity policies, procedures, and best practices.o Develop, implement, and maintain a holistic cybersecurity program.o Support compliance initiatives, e.g., NIST, ISO, CMMC, Ecto Proactively perform regular risk assessments and security audits to ensure continued resilience.Networking Responsibilitieso Deploy, maintain, and troubleshoot corporate infrastructure systems including, but not limited to, Meraki, Fortinet, Juniper, VMware, and NAS/SAN.o Administer Microsoft Active Directory, DHCP, DNS, and GPOs in a multi-site environment.o Support and maintain firewalls, wireless networks, VPNs, and SDWAN links.o Respond to infrastructure issues across physical and cloud environments using RMM tools.o Develop and maintain accurate network documentation, system inventories, and standard operating procedures.o Provide Tier 2–3 support across departments and collaborate with cross-functional teams.Other duties as assigned by supervisor.
2026-05-18T00:00:00Z

Database Administrator

Houston, TX
onsite
Temporary / Contract
0 - 0 USD / Yearly
Robert Half is looking for a database administrator who loves the challenge of solving problems with multiple layers of complexity. If you are an efficient problem solver with highly tuned decision making skills, this may be the position for you. What you get to do every single day · Install, configure, and maintain all SQL Server instances across development, staging, and production environments · Ensure database server topology, configuration, and maintenance are designed and executed to meet SLA objectives · Advise on database design, tuning options, and other potential issues · Fix SQL Server service outages as they occur, including after hours and weekends · Configure SQL Server monitoring utilities to minimize false alarms · Baseline system performance and monitor for deviation, recommending and implementing improvements to slow running queries · When performance issues arise, you'll figure out the most effective way to increase performance including hardware purchases, server configuration changes, or index/query changes
2026-05-22T00:00:00Z