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Network Engineer Senior (Security) – TS/SCI required

General Dynamics Information Technology
Fort Belvoir, United Statesfull_timeVerifiedPosted 4 Apr 2025
💰 $172,500/yr($127,500/yr$172,500/yr)

About the role

Type of Requisition:

Regular

Clearance Level Must Currently Possess:

Top Secret/SCI

Clearance Level Must Be Able to Obtain:

Top Secret/SCI

Public Trust/Other Required:

None

Job Family:

Network Engineering

Job Qualifications:

Skills:

Application Delivery Networking, Network Repair, Web Application Firewall (WAF)

Certifications:

None

Experience:

10 + years of related experience

US Citizenship Required:

Yes

Job Description:

Network Engineer Senior (Security) – TS/SCI required

Transform technology into opportunity as a Network Engineer Senior (Security) with GDIT. A career in enterprise IT means connecting and enhancing the systems that matter most. At GDIT you’ll be at the forefront of innovation and play a meaningful part in improving how agencies operate.

At GDIT, people are our differentiator. As a Network Engineer Senior (Security) you will help ensure today is safe and tomorrow is smarter. Our work depends on Network Engineer Senior (Security) joining our team to support the US Army Intelligence and Security Command (INSCOM).

HOW A NETWORK ENGINEER SENIOR (SECURITY) WILL MAKE AN IMPACT

  • Install, configure, and maintain customer network infrastructure and security stack as part of a global enterprise.
  • Troubleshoot networking and security protocols/technologies, including switching, routing, and security (e.g., Layer 4-7, firewall, Site-to-Site VPN, DMVPN, etc) to resolve problems on the customer information system.
  • Analyze, plan, and implement access control lists (ACL), firewall policies, and other logical security controls in a multi-vendor security stack.
  • Provide expert-level (Tier 3) network security engineering support for INSCOM activities in the National Capital Area. 
  • Collaborate with teams of various technical discipline to solve enterprise IT problems from a holistic perspective.
  • Configure load balancing and authentication policies on F5 BIG-IP to support web application hosting.

WHAT YOU’LL NEED TO SUCCEED:

  • Education: Bachelor's Degree with 12 years of experience or Master's Degree with 10 years of experience
  • Required Skillset:
    • Excellent attention to detail
    • Excellent communications skills and ability to interact with both clients and teammates
    • Experience with configuring, integrating, and troubleshooting security appliances in a multi-vendor federal enterprise environment
    • Experience with the behavior of routing protocols in Next Generation Firewalls
    • Experience with Network Automation tools, scripting languages, or Infrastructure as Code tools (e.g. NetBrain, Python, PowerShell, APIs, Terraform, Ansible)
    • Intermediate knowledge of F5 BIG-IP deployment and configuration with Local Traffic Manager and Application Security Manager
    • Hardening network devices in accordance with STIGS/NIST and industry best practices
    • Experience with packet analysis tools such as TCPDump and Wireshark
    • Experience working in a large SDLC environment
  • Security Clearance Level: TS/SCI
  • Required Certification(s):
    • DoD 8570/8140 Computing Environment (CE) Certification as determined by the Program Manager is required prior to support on contract
    • Required Security Environment Certification:
      • Cisco Certified Network Professional – Security
      • Cisco Certified Network Professional – Enterprise
      • Palo Alto Networks Certified Network Security Engineer
  • Location: On Customer Site
  • Additional:
    • Candidates must be willing and able to attain a CI Polygraph for certain positions as determined by the contract
    • Position may require lifting of objects (i.e. IT Hardware), reaching/bending/kneeling (i.e. plug in cables) and other moderately strenuous activity
    • Travel may be required to support the mission

GDIT IS YOUR PLACE:

  • 401K with company match

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Company

General Dynamics Information Technology

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