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6 results for Senior Network Engineer in Houston, TX

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.
2026-06-17T00:00:00Z

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.
2026-06-17T00:00:00Z

Sr. OT Network Engineer

Houston, TX
onsite
Temporary to Hire
66.5 - 77 USD / Hourly
We are looking for an experienced Sr. OT Network Engineer to support and strengthen operational technology and enterprise network environments for an organization in the Energy/Natural Resources industry. This contract-to-permanent opportunity is based in Houston, Texas AND Hawaii (relocation will be required) and is ideal for a detail-oriented candidate who can balance hands-on network engineering work with the unique demands of OT infrastructure across distributed sites. The role requires strong knowledge of industrial network segmentation, secure connectivity, and wireless and firewall technologies, along with the flexibility to work onsite four days each week and travel occasionally as needed. Responsibilities:• Manage and optimize OT and IT network infrastructure across multiple operational locations, including retail sites and remote terminal environments.• Support network architecture aligned to Purdue Model principles to help maintain appropriate segmentation and security across industrial systems.• Configure, maintain, and troubleshoot Cisco switching and routing technologies in production environments.• Administer firewall platforms, including Fortinet, Palo Alto, and Cisco ASA, to protect network traffic and enforce security policies.• Oversee wireless network performance using Meraki solutions and ensure reliable connectivity for business and operational users.• Collaborate with network leadership and architecture teams to translate design standards into effective day-to-day implementation and support.• Monitor network health, investigate outages, and resolve performance issues affecting critical site operations.• Provide technical support for site connectivity needs, including occasional travel to regional or island-based facilities when required.
2026-06-23T00:00:00Z

AI Network Engineer

Houston, TX
onsite
Temporary / Contract
60 - 70 USD / Hourly
Overview:We are seeking an experienced AI Network Engineer to support and optimize high-performance infrastructure powering AI/ML workloads. This role focuses on designing and maintaining GPU-accelerated environments leveraging NVIDIA technologies, high-throughput networking, and low-latency architectures. Key Responsibilities:<ul><li>Design, implement, and support high-performance networks for AI/ML workloads, including GPU clusters and distributed training environments</li><li>Deploy and optimize NVIDIA-based infrastructure (DGX systems, HGX platforms, or GPU clusters)</li><li>Configure and manage high-speed networking technologies such as InfiniBand, RoCE, and 100/200/400Gb Ethernet</li><li>Optimize network performance for east-west traffic, low latency, and large data throughput required for AI model training</li><li>Integrate NVIDIA software stack (CUDA, NCCL, GPU Cloud, AI Enterprise) with networking and compute environments</li><li>Troubleshoot performance bottlenecks across network, storage, and GPU interconnects</li><li>Collaborate with AI/ML engineers to ensure infrastructure meets training and inference demands</li><li>Support automation and infrastructure-as-code initiatives for scalable AI environments</li></ul>
2026-06-05T00:00:00Z

Network Analyst III

Houston, TX
onsite
Temporary / Contract
47 - 49 USD / Hourly
RequirementsExtensive experience troubleshooting issues in large-scale enterprise network environments, including multi-site and distributed infrastructureHands-on experience with Palo Alto technologies, including:<ul><li>Next-Generation Firewalls (PA Series)</li><li>Panorama (centralized management)</li><li>Prisma (cloud security platform)</li></ul>Strong experience supporting Cisco networking environments, including:<ul><li>Routers and switches</li><li>Wireless infrastructure</li><li>Firewall/security appliances</li></ul>Deep troubleshooting expertise across key networking protocols and technologies:<ul><li>Routing: OSPF, EIGRP, BGP</li><li>Switching: Spanning Tree</li><li>Secure connectivity: IPSEC / SSL VPNs, DMVPN</li></ul>Experience performing packet-level analysis using Wireshark for root cause identification, latency issues, and application performance troubleshootingWorking knowledge of Cisco ISE / NAC for network access control, authentication, and segmentationExperience utilizing network monitoring and management protocols/tools, including SNMP, NetFlow, and IP SLA
2026-06-10T00:00:00Z

Cloud Engineer

Houston, TX
onsite
Temporary / Contract
61.75 - 71.5 USD / Hourly
We are looking for an experienced Cloud Engineer to support a service-focused organization in Houston, Texas through a Long-term Contract engagement. This position will provide senior-level infrastructure leadership across cloud, storage, and data center environments while guiding a small technical team and contributing to practical solution design. The ideal candidate brings strong technical judgment, communicates effectively with both internal users and stakeholders, and is comfortable operating in large, highly structured enterprise settings. Responsibilities: • Lead day-to-day technical direction for a small solutions-focused team supporting cloud engineering and enterprise storage operations. • Design and recommend infrastructure approaches that align cloud capacity, storage needs, and data center capabilities with business priorities. • Partner with business teams and project stakeholders to evaluate requirements and translate them into scalable, supportable technical solutions. • Oversee cloud and storage environments, ensuring reliable performance, availability, and alignment with organizational standards. • Provide hands-on engineering support across core Microsoft infrastructure, including identity, server, messaging, and virtualization-related technologies. • Assist with escalated end-user and stakeholder discussions when technical issues require clear communication and strong problem-solving. • Contribute expertise in complex enterprise environments where infrastructure decisions must account for operational scale and technical depth. • Support hybrid work expectations by collaborating effectively with onsite and remote teams in a flexible schedule model. • Offer input on emerging technologies, including AI-related capabilities, where they may add value to infrastructure strategy.
2026-06-24T00:00:00Z