Network Engineer Senior Advisor

Clearance Level
Network Engineering
Fort Belvoir, Virginia
Hybrid Workplace
Key Skills For Success


Network Administration

Network Architecture

Network Security

Network Systems

REQ#: RQ174222
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

Join GDIT and be a part of the team of men and women that solve some of the world’s most complex technical challenges. The Defense Threat Reduction Agency (DTRA) Defense Stockpile Management Systems (DSMS) support team is searching for a Network Architect to join their team in Albuquerque, NM.

DTRA is the Executive Agent for the Joint Staff Nuclear Weapons Stockpile Manager and is assigned the responsibility for maintaining the DoDs national nuclear weapons stockpile database using the Defense Integration and Management of Nuclear Data Services (DIAMONDS) application. 

Network Engineer Senior Advisor provides network administration for maintaining the computing environment using Cisco Networking Devices, remote access VPN, Firewalls, Intrusion Prevention Systems/Intrusion Detection Systems (IPS/IDS), Network Monitoring Software, and Transmission Control Protocol/Internet Protocol (TCP/IP).

Evaluates existing network systems to ensure network capacity meets current and future network requirements. Analyzes customer requirements to determine optimal network solutions.

Monitors network performance and troubleshoots and resolves complex problems to maintain operating efficiency and ensure quality transmission service on the network. Uses subject matter expertise to diagnose and solve issues and has considerable authority to deviate from standard operating procedures.


  • Engineering network architecture and develop network design documentation.
  • Supporting system installations, problem solving and testing to ensure the availability, validity and reliability of the DSMS networks.
  • Establishing network specifications; analyzing network traffic and diagnoses connectivity issues, access, information, and security requirements; designs router administration including interface configuration and routing protocols.
  • Act as co-lead in defining and executing network engineering activities within a project. Provide comprehensive definition of all aspects of network development from analysis of mission needs to verification of network performance.
  • Performing system modernization / lifecycle refresh of networked systems to include researching, proof of concept, testing, installing deploying, and maintaining equipment.
  • Evaluating network performance issues including availability, utilization, throughput, and latency; plans and executes the selection, installation, configuration, and testing of equipment; defining network policies and procedures; establishing connections and firewalls.
  • Maintaining network performance; performs network monitoring and analysis, and performance tuning; troubleshoots network problems.
  • Extensive experience troubleshooting, managing and monitoring the health of Cisco switches.
  • Securing network by developing and properly configuring network access, monitoring, control, and evaluation; maintaining documentation.
  • Working closely with User Support to provide seamless support to all users for all network issues.
  • Administering printers, routers, switches, firewalls, network device software deployment, security updates and patches.
  • Coordinating with communications centers for access to the backbone unclassified and classified networks.
  • Working with hardware/software vendors to maintain the network systems.
  • Providing management and installation of Tactical FASTLANE (TACLANE) KG175 device and administer on GemOne, the assisting DSMS Government COMSEC manager in program oversight.
  • Interact with the Government regarding networks engineering technical considerations and for associated problems.


  • Education:  BA/BS (or equivalent experience), 8-10+ years of experience
  • Required Certifications:  DoD 8570 IAT Level II (ex. CompTIA Security + w/CE, CCNA-Security, etc.)
  • Required Security Clearance:  Fully adjudicated Secret to start w/TS SCI eligibility.  US citizenship required.
  • Required Experience: 8-10+ years of related Network Administration experience and ability to manage a hybrid, geographically separated team.
  • Required Technical Skills:  Included but not limited to, Cisco switches, TACLANES, IP Address Management, SolarWinds, Gigamon, network security, patch management, STIGs, IAVM, ACLs, IPSec, NIST publications, JIRA, etc.
  • Preferred Certifications:  CCNP, CCDP, etc.


Work Requirements
Years of Experience

8 + years of related experience

* may vary based on technical training, certification(s), or degree


CCNP - Cisco

CCNA Routing & Switching - Cisco

Security+CE - CompTIA

Travel Required

Less than 10%


U.S. Citizenship Required

Salary and Benefit Information

The likely salary range for this position is $144,500 - $195,500. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
View information about benefits and our total rewards program.

About Our Work

We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 30 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.

GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.