NITE Network Administrator (Network Communications 3)

The NITE Network Administrator is responsible for operating, maintaining, and troubleshooting network connectivity and infrastructure on the Navy Enterprise Tactical Training Network (NETTN). This role supports multiple networks across various classification levels, ensuring continuous, secure connectivity for customers and sites. The position works closely with the Network Operations and Security Center (NOSC) to provide helpdesk support, resolve connectivity issues, and maintain compliance with Information Assurance requirements. Impact

Your work will directly support mission readiness for the U.S. Navy by ensuring secure, reliable communications across critical training environments. By maintaining operational excellence, you will help enable effective training, protect sensitive information, and ensure that Navy personnel have the network resources they need to succeed.

What you will do

• Operate, monitor, and maintain local area networks (LAN), wide area networks (WAN), and virtual private networks (VPN) to ensure smooth, reliable performance.
• Plan, install, configure, and reconfigure network hardware and software, including routers, switches, firewalls, multiplexers, hubs, bridges, and gateways.
• Troubleshoot network connectivity issues, including WAN circuits, equipment failures, router/switch configurations, firewall ACLs, VoIP device setup, and cryptographic device/keying material.
• Coordinate with Navy, DISA, and commercial circuit providers for network implementation and issue resolution.
• Maintain Information Assurance compliance, including IOS upgrades, configuration changes, and firewall ACL verification.
• Support remote sites in restoring network operations after outages or failures.
• Prepare and maintain network documentation, including operational instructions and configuration records.
• Monitor network performance, conduct analysis, and provide recommendations for short- and long-term improvements.
• Coordinate third-party maintenance for network equipment when required.
• Design network solutions, including hardware and software selection, to meet evolving operational needs.
• Work periodic shifts, including evenings, nights, and weekends, as required to support mission readiness and operational continuity.

• Bachelor's degree in a related field and 5 years relevant experience; OR
• Master's degree in a related field and 3 years relevant experience; OR
• PhD/JD in a related field and 0 years experience; OR
• High school diploma/equivalent and 9 years relevant experience.

Technical skills & Credintials:

• Experience installing and troubleshooting WAN/LAN equipment and circuits.
• Experience monitoring, maintaining, and troubleshooting ASA firewall ACLs.
• Ability to troubleshoot at the protocol/packet level using sniffers, protocol analyzers, NetFlow, logging, etc.
• Strong knowledge of Cisco networking, including IP addressing, VLANs, routing protocols (OSPF, EIGRP, BGP, multicast), and Cisco IOS.
• Must hold a DoD 8570.01-M IAT Level II baseline certification (e.g., Security+, CCNA Security, CySA+, GICSP, GSEC, CND, SSCP).
• Must hold a current of active DoD Secret security clearance.

Preferred Requirements

• Understanding of IP networking fundamentals, OSI model, and packet/frame structures.
• Experience in a Network Operations Center (NOC) environment, including help desk, customer communication, and ticket resolution.
• Familiarity with DoD Security Technical Implementation Guidelines (STIGs).
• Experience with network monitoring tools (e.g., SolarWinds).
• Knowledge of network security technologies, including firewalls, VRFs, and port-security/802.1x.
• Experience with NSA Type 1 cryptographic devices and keymat (KG-175D, KG-75).
• Willingness to work periodic shifts, including evenings, nights, and weekends.

HII is more than a job - it's an opportunity to build a new future. We offer competitive benefits such as best-in-class medical, dental and vision plan choices; wellness resources; employee assistance programs; Savings Plan Options (401(k)); financial planning tools, life insurance; employee discounts; paid holidays and paid time off; tuition reimbursement; as well as early childhood and post-secondary education scholarships. Bonus/other non-recurrent compensation is occasionally offered for qualified positions, and if applicable to this role will be addressed by the recruiter at the screening phase of application.

As a trusted partner to our military customers, HII designs, develops and operates the largest LVC enterprise that prepares warfighters for cross-domain battle. With advanced technologies to enable mission readiness, HII understands that preparation requires full coordination-not readiness in piece-parts. For more than 40 years, the U.S. Navy has entrusted HII to maintain and modernize the vast majority of its fleet. With a holistic approach to life-cycle maritime defense systems-from small watercraft to submarines, surface combatants and aircraft carriers-HII ensures a high state of readiness. HII supports the Department of Energy's national security mission through the management and operation of its sites, as well as the safe cleanup of legacy waste across the country. HII meets clients' toughest nuclear and environmental challenges. Leadership Mindset at HII - Mission Technologies Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every team member contributes to our mission and culture: * Know & Grow Your People - Commit to learning and supporting team success. * Build Relationships - Communicate openly, collaborate well, and build trust. * Take Ownership - Deliver on commitments and take pride in your work. * Customer First - Focus on the mission and those we serve. * Shape the Future - Bring ideas, curiosity, and continuous improvement. * Act with Urgency - Take initiative and follow through with purpose. These capabilities guide how all employees contribute to our shared success across Mission Technologies., Our team of more than 7,000 professionals worldwide delivers all-domain expertise and advanced technologies in service of mission partners across the globe. Mission Technologies is leading the next evolution of national defense - the data evolution - by accelerating a breadth of national security solutions for government and commercial customers. Our capabilities range from C5ISR, AI and Big Data, cyber operations and synthetic training environments to fleet sustainment, environmental remediation and the largest family of unmanned underwater vehicles in every class. Find the role that's right for you. Apply today. We look forward to meeting you., We build the world's most powerful, survivable naval ships and defense technology solutions that safeguard our seas, sky, land, space and cyber. Our workforce includes skilled tradespeople; artificial intelligence, machine learning (AI/ML) experts; engineers; technologists; scientists; logistics experts; and business administration professionals. Recognized as one of America's top large company employers, we are a values and ethics driven organization that puts people's safety and well-being first. Regardless of your role or where you serve, at HII, you'll find a supportive and welcoming environment, competitive benefits, and valuable educational and training programs for continual career growth at every stage of your career. Together we are working to ensure a future where everyone can be free and thrive.