Network Administrator 4 (Network Communications 4) 27108

Requisition Number :  27108

Required Travel : 0 - 10%

Employment Type :  Full Time / Salaried / Exempt

Anticipated Salary Range :  $99,827.00 - $135,000.00

Security Clearance :  Secret

Level of Experience :  Senior

Meet HII’s Mission Technologies Division

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.

To learn more about Mission Technologies, click here for a short video :

Come Join HII! Where Hard Stuff is Done Right!

The Mission Technologies Network Administrator 4 is a senior-level position responsible for leading network operations, architecture design, and strategic planning for Mission Technologies networking infrastructure. The candidate will serve as a subject matter expert in operating, maintaining, and optimizing complex network connectivity across multiple classification levels and distributed environments. This role requires advanced technical leadership in ensuring continuous network availability, implementing security best practices, and driving network modernization initiatives. As a senior network operations specialist, you will provide expert-level troubleshooting of sophisticated network issues including WAN optimization, advanced routing protocols, security architecture, and multi-vendor equipment integration. The candidate will mentor junior team members, coordinate with stakeholders across the organization, and serve as the primary technical escalation point for critical network incidents.

Responsibilities : I want to and can do that!

• Lead and optimize enterprise-wide local area networks, wide area networks, virtual private networks (VPN), and Software-Defined WAN (SD-WAN) solutions
• Design and architect complex network solutions including selection and integration of hardware and software packages across multi-vendor environments
• Serve as technical lead for planning, evaluation, and coordination of installation and reconfiguration of advanced data and voice communication network elements
• Maintain expert-level proficiency in all areas of network technologies including next-generation firewalls, advanced routing protocols, network automation, and cloud networking
• Provide strategic recommendations to management on network infrastructure investments, capacity planning, and technology roadmaps based on business requirements and industry trends
• Develop and maintain comprehensive network documentation including architecture diagrams, standard operating procedures, runbooks, and technical specifications
• Conduct advanced network analysis and performance tuning for short- and long-range planning, implementing proactive monitoring and optimization strategies
• Lead coordination efforts with third-party vendors, service providers, and internal stakeholders for complex implementations and escalated issues
• Mentor and provide technical guidance to junior network administrators and operations staff
• Drive network security initiatives including zero-trust architecture implementation, security hardening, and compliance with DoD cybersecurity requirements
• Participate in or lead change management processes for critical network infrastructure modifications
• Serve as subject matter expert for network incident response and disaster recovery planning

Minimum Qualifications

Preferred Requirements

Technical Expertise

Additional Skills

Physical Requirements

Adequate visual acuity and manual dexterity for meeting the requirements Software Engineer family.

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.

Why HII

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.

All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, physical or mental disability, age, or veteran status or any other basis protected by federal, state, or local law.

Do You Need Assistance?

If you need a reasonable accommodation for any part of the employment process, please send an e-mail to and let us know the nature of your request and your contact information. Reasonable accommodations are considered on a case-by-case basis. Please note that only those inquiries concerning a request for reasonable accommodation will be responded to from this email address. Additionally, you may also call 1-844-849-8463 for assistance. Press #3 for HII Mission Technologies.