Network Engineer Senior (Security) - TS/SCI required
Public Trust: None
Requisition Type: Regular
Your Impact
Own your opportunity to work with the largest government agency in the nation. Make an impact by advancing the Department of Defense’s mission to keep our country safe and secure.
Job Description
Network Engineer Senior (Security) – TS/SCI required
Transform technology into opportunity as a Network Engineer Senior (Security) at GDIT. Shape what’s next for mission-critical government projects while shaping what’s next for your career.MEANINGFUL WORK AND PERSONAL IMPACT
As 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.
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
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
OWN YOUR OPPORTUNITY
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.
#GDITarmy
#GDITrecruiting
#GDITPriority
#GDITINSCOM
#I2TS4
Work Requirements
Years of Experience
10 + years of related experience
* may vary based on technical training, certification(s), or degree
Certification
Travel Required
10-25%
Citizenship
U.S. Citizenship Required
Recommended Jobs
Virtualization Engineer - Active TS/SCI with CI POLY
Make it your own by discovering new ways to apply the latest technologies securely and expertly. You'll become a critical part in how we successfully solve our clients' biggest challenges, deliver on…
Resiliency Market Director
Job Description Resiliency Market Director Why join us? We are hiring! The Resilience Market Director leads our Climate Resiliency and Sustainability Team growth initiatives in the US m…
Graphic Designer
Position Summary Describe the primary function of the job. List who this position reports and any direct reports this position is responsible for. The Graphic Designer reports to the Creative D…
Transportation Operator II
Job Identification 10530 Job Category Transportation Operations Posting Date 08/22/2025, 12:32 AM Locations New London AHQ Smith Mountain Lake Job Schedule Part time State Role Titl…
(USA) Continuous Skills Development Manager
What you'll do at Position Summary... Coordinates, completes, and oversees job-related activities and assignments by developing and maintaining relationships with key stakeholders; supporting p…
Assistant Director of Activism
The Institute for Justice seeks an experienced and passionate professional to join our Activism team as Assistant Director at our headquarters in Arlington, VA. IJ’s multi-faceted Activism team chall…
Project Manager
Overview: Lead and deliver construction projects on time, within budget, and to spec. Coordinate clients, design teams, subcontractors, and on-site activities with a strong focus on safety and q…
Corporate Payroll Manager
Corporate Payroll Manager Location Charlottesville, VA (Downtown area) : Corporate Payroll Manager Division: Corporate HR Reports To: Corporate HR Director Department: Human Resources Number …