Network Systems Engineer

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Location: St. Louis, MO, Missouri, United States

Requisition Number:30712

Required Travel: 0 - 10%

Employment Type:

Full Time/Salaried/Exempt

Anticipated Salary Range:$-$

Security Clearance:

TS/SCI

Level of

Experience:

Mid

This opportunity resides with Warfare Systems (WS), a business group within HII’s Mission Technologies division. Warfare Systems comprises cyber and mission IT; electronic warfare; and C5

ISR systems.

HII works within our nation’s intelligence and cyber operations communities to defend our interests in cyberspace and anticipate emerging threats. Our capabilities in cybersecurity, network architecture, reverse engineering, software and hardware development uniquely enable us to support sensitive missions for the U.S. military and federal agency partners.

Leadership at HII is a mindset, not a title. Through our Leadership Capability Framework, we define how every employee grows, leads, and contributes—regardless of role. It sets the standard for how you can develop yourself and what you can expect from leaders across our organization. We look for candidates who want to grow in alignment with these capabilities:

• 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.

Mission Technologies is searching for a Network Systems Engineer to join our team in St. Louis, MO. This role will help plan and develop telecommunications solutions involving computer and communications equipment. They analyze network alternatives and develop recommendations for improvements.

• Analyze, design, test, and evaluate network systems and services (e.g., LAN/WAN, internet/intranet, satellite, and other data communications environments).
• Perform network modeling, analysis, and capacity/performance planning to support mission and operational requirements.
• Provide technical leadership and assistance for senior-, mid-, and junior-level contractor Network Systems Engineers.
• Support PEIN leadership in developing the enterprise network security roadmap, modernizing enterprise architecture, and integrating AI/automation to improve security and operations.
• Capture stakeholder needs and translate them into clear, testable technical requirements with defined thresholds and objectives.
• Communicate technical findings and risk posture to technical and non-technical audiences; develop actionable mitigation plans.
• Coordinate across departments, vendors, and partner agencies to align priorities and integrate security and operational services.
• Support execution management by defining milestones, tracking progress, resolving dependencies, and ensuring deliverables meet technical and security requirements.
• Manage changes to scope, schedule, and security requirements to minimize operational disruption.
• Produce weekly status reports, risk updates, and performance metrics for PEIN Division leadership and stakeholders.
• Facilitate knowledge transfer and operational handoffs to ensure continuity of service delivery.
• Drive process improvement by mapping workflows, developing/maintaining SOPs, and implementing enhancements to processes, tools, and security controls; provide project/program management training as needed.
• Assess, prioritize, and integrate stakeholder demands across Core…