Senior Network Engineer

Work Arrangement: Full-time, Office-Based

Sector: Nuclear

Reports to: Manager, IT Operations

A nuclear energy organization is seeking a Senior Network Engineer to support and evolve the enterprise network infrastructure that underpins safety-critical, highly regulated operations.

This role serves as a senior technical leader within IT Operations, responsible for ensuring the organization’s communications infrastructure remains secure, resilient, and scalable in support of mission-critical programs.

The Senior Network Engineer will act as a senior technical resource across all aspects of network design, implementation, and support.

Key responsibilities include:

• Administering and supporting firewalls, switches, routers, wireless controllers, and access points
• Managing and maintaining LAN, WAN, and wireless networks to ensure availability, performance, and security
• Supporting and administering VoIP phone systems and networks
• Serving as the primary technical interface with network vendors and service providers
• Leading network-related IT projects from concept through delivery
• Planning and coordinating network maintenance windows and upgrades
• Conducting network inventories, configuration audits, and maintaining technical documentation
• Defining, implementing, and improving network processes, standards, and procedures
• Evaluating new and emerging network technologies and making recommendations aligned with business and regulatory needs
• Participating in on-call rotations and providing remote support as required
• Supporting quality assurance, safety culture, and regulatory compliance obligations

• Strong analytical and problem-solving capability with independent decision-making skills
• Clear, professional written and verbal communication
• Effective planning, prioritization, and project coordination skills
• Ability to adapt within a regulated, fast-evolving technical environment
• High levels of accountability, reliability, and professionalism
• Collaborative mindset with the ability to build trust across technical and non-technical teams
• Commitment to a strong safety and compliance culture

• Bachelor’s degree in Computer Science, Engineering, or a related discipline
• Extensive relevant experience may be considered in lieu of a degree
• Minimum 10 years’ experience in enterprise network design and support
• Strong hands-on experience with:
• LAN, WAN, and wireless networking
• VoIP systems and QoS/CoS
• Core networking protocols (BGP, MPLS, VPN, OSPF, TCP/IP, STP)
• VPN technologies (site-to-site, IPsec, client-based VPNs)
• Authentication and access control (802.1x, NAC, Clear Pass, Cisco ISE, or equivalent)
• Enterprise network infrastructure including switches, routers, and firewalls
• Experience working with external service providers and vendors
• Proven ability to produce clear and accurate technical documentation

• Experience supporting nuclear, advanced nuclear, or other safety-critical regulated environments
• Familiarity with enterprise-grade firewall and switching platforms
• Industry certifications (Cisco, Aruba, or similar)
• Exposure to nuclear quality assurance frameworks and regulated compliance environments
• Must meet federal compliance requirements

• Full-time, on-site role based in Houston, TX
• Ability to communicate clearly via phone, in person, and digital platforms
• Ability to perform standard office and IT-related physical tasks
• Willingness to travel locally and nationally as required

• Senior technical position supporting advanced nuclear technology development
• Hands-on ownership of mission-critical network infrastructure
• Opportunity to influence standards, processes, and future network strategy