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Top Secret Network Security Engineer

Jobs via Dice
Quantico, VA Full Time
POSTED ON 5/13/2026
AVAILABLE BEFORE 6/11/2026
Valiant Solutions is seeking a Top Secret cleared Senior Network Engineer to join our rapidly growing and innovative team on an effort supporting our Federal Government Client in Huntsville, AL. Candidates in the Quantico, VA area may also be considered.

The ideal candidate will provide technical engineering support for our large federal government agency s highly complex network infrastructure environment, including multiple enclaves comprising various classification levels. Network engineering support includes all engineering activities required to support the standard information technology lifecycle. The ideal candidate will provide design and engineering activities in support of new network solutions for a multi-enclave enterprise network environment which encompasses various technology. In addition, the candidate will provide network support on an as-needed basis to resolve networking issues that have not been resolved by the first three support tiers.

Named one of the in the Washington DC area for 12 consecutive years, Valiant is proud of our employee-centric culture and commitment to excellence. If you are interested in learning more about Valiant and this opportunity, we invite you to apply now!

This position is 100% onsite (there may be an opportunity for limited telework after onboarding and training).

Requirements:

  • Active Top Secret Clearance, with the ability to obtain SCI
    • There is a CI polygraph test that is administered by the customer once on-site
  • Bachelor's degree in a relevant field, and
    • Minimum of six (6) years of experience designing, developing, and implementing network solutions (e.g. BA/BS 6 years)
  • Demonstrated experience in troubleshooting complex Local Area Networking (LAN) issues and resolving Wide Area Networking (WAN) problems and supporting of cost-effective, high-performance IP and LAN/WAN solutions.
  • Extensive experience with Cisco routing platforms, such as Aggregation Services Routers (ASRs)
  • Demonstrated in-depth knowledge of routing protocols and technologies, including BGP, EIGRP, DMVPN, GRE
  • Demonstrated in-depth knowledge of Layer 2 technologies, including STP, MST, VLANS
  • Experience providing Tier 3 support and issue resolution
  • Experience with network design and traffic engineering
  • Experience providing senior-level engineering support
  • Experience with TACLANE systems

Preferred Additional Skills And Qualifications

  • Experience with Cisco Catalyst Center (DNAC)
  • Cisco Certified Network Associate (CCNA) or higher
  • Experience with SDWAN implementation and operations
  • Experience in network engineering within the federal intelligence community
  • Ability to adhere to a disciplined troubleshooting methodology, and ensure task/mission completion, along with creating and maintaining necessary information
  • Highly self-motivated and directed, with attention to detail

Responsibilities:

  • Gather user network requirements utilizing multiple methodologies to provide necessary technical documentation, system requirements documents, systems security requirements documents, and system test plan.
  • Install, maintain and evaluate network systems and communications systems.
  • Troubleshoot and resolve complex network issues involving various protocols, topologies, networking hardware, etc.
  • Conduct network architecture design, feasibility and cost studies.
  • Utilize extensive knowledge of internetworking, computer systems, routers, switches, firewalls, and peripherals to enhance understanding of current network designs and to collaborate with other team members to develop new network designs.
  • Apply technical and business experience and understanding to improve processes and procedures for deploying and maintaining network infrastructure.
  • Work independently and collectively to help improve network solutions and contribute to network service improvements.

About Valiant Solutions

Valiant Solutions is a security-focused IT solutions provider with public clients nationwide. Named one of the fastest growing privately held companies by Inc. 5000, Washington Technology s Fast 50, and Washington Business Journal s Best Places to Work in the D.C. area, Valiant Solutions prides itself on providing its employees with great benefits and career development opportunities. As a company, we are just as committed to growing careers as we are to building world-class IT solutions, all while enjoying an unparalleled work-life balance. We are in a phase of tremendous growth and building the team that will take us to the next level. We seek people whose talents and accomplishments will contribute to a thriving company, who have the character to support their capacity, and can make a positive impact on our culture. Alongside our talented team, you ll learn to think quickly on your feet and expand your own personal and professional skill set. Our management team will inspire you to consider new perspectives and challenge you to become a better practitioner in the fast-paced industry of IT security. We hire people we respect and we trust them to deliver results leveraging their expertise. If you would enjoy working in a dynamic environment as part of a stellar team of professionals, then we invite you to apply online today.

Benefits Snapshot (includes, but not limited to) Valiant pays 99% of the Medical, Dental, and Vision Coverage for Full-time Employees Valiant contributes 25% towards Health Coverage for Family and Dependents 100% Paid Short Term Disability and Life Insurance Policy for Full-time Employees 100% Paid Certifications 401K Matching up to 4% Paid Time Off Paid Federal Holidays Wellness & Fitness Program Valiant University Online Education and Training Portal FSA programs for: Medical Costs, Dependent Care, Transit, and Parking Referral Bonuses

The salary range for this position is a general guideline and not a guarantee of compensation or salary. It has been benchmarked in relation to the scope of the role, market rate, and internal equity. The salary for this role is expected to be in the $130,000 - $140,000 range. Where a candidate falls within the band can be determined based on one or more of the following: skillset, experience level, achievements, education, geographic location, security clearance, involvement in corporate tasks, and other non-discriminatory factors. In addition to the base salary, this role will include benefits as described above. Valiant reserves the right to adjust the salary range, experience requirements, and position responsibilities at any time without prior notice.

Salary : $130,000 - $140,000

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