Network Engineer Senior; Security TS/SCI
Listed on 2026-09-16
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IT/Tech
Cybersecurity, Network Security, Systems Engineer
Network Engineer Senior (Security) – TS/SCI required
Transform technology into opportunity as a Network Engineer Senior (Security) pe what’s next for mission-critical government projects while shaping what’s next for your career.
MEANINGFUL WORK AND PERSONAL IMPACTAs a Network Engineer Senior (Security), the work you’ll do at GDIT will be impactful to the mission of US Army Intelligence and Security Command (INSCOM ). You will play a crucial role in supporting the INSCOM mission.
- 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.
- 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. Net Brain, Python, Power Shell, 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
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
- Growth: AI-powered career tool that identifies career steps and learning opportunities
- Support:
An internal mobility team focused on helping you achieve your career goals - Rewards:
Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off - Community:
Award-winning culture of innovation and a military-friendly workplace
Explore a career in program management at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your passion for the mission and delivering results.
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