Network Security Engineer

Job Locations US-VA-Springfield
Job ID 2026-4692
Type
Regular Full-Time

Position Description

Valiant Solutions is seeking a Top Secret Cleared Network Security Engineer to join our rapidly growing and innovative cybersecurity team!

 

 The Network Security Engineer will provide Network and Cybersecurity services supporting an Intelligence Community customer. All team personnel will work together to support transport and cybersecurity information technology (IT) services across multiple networks and security domains at multiple locations worldwide, including new facilities and construction projects to support the IC mission. 

 

This position is 100% onsite in Springfield, VA. 

 

Required Experience:

  • Active Top Secret (SCI eligible) with the ability to obtain a CI Poly.
  • BA/BS Degree
  • Eight (8) years of related technical experience in Network Security with large-scale enterprise/global networks in a high-paced, diverse environment.
  • DoD 8140.01 and DoD 8570.01-M IAT Level II compliant certification (current). One or more of the following certifications:
    • Certified in Governance, Risk and Compliance (CGRC)

    • CompTIA Advanced Security Practitioner (CASP+)

    • Certified Information Security Manager (CISM)

    • Certified Information Systems Security Professional (CISSP)
    • (Associate) Certified Chief Information Security Officer (CCISO)
  • Must be able to successfully obtain/maintain CSSP Infrastructure Support certification within 120 days of start date (post-hire)
  • Experience with Firewalls (e.g. Palo Alto, Juniper, Cisco, etc.) and Routers/Switches (e.g. Juniper, Cisco, etc.)
  • Experience with Intrusion Detection Systems / IDS Products (e.g. FireEye, F5 Load Balancer, Cisco FTD, etc.)

 

Responsibilities:

  • Assist with design, analysis, testing, and implementation of state-of-the-art secure network architectures.
  • Conduct risk assessment and provide recommendations for design.
  • Manage WAN, LAN, CAN, and remote network security as well as incident and problem management.
  • Oversee security infrastructure sustainment, maintenance, and advanced configuration. (firewalls, F5 load balancers, web gateways, mail gateways, IDS, and management tools).
  • Oversee the reporting, documentation, and investigation of all security-related incidents; lead the development and implementation of corrective measures.
  • Develop and execute standard operating procedures (SOPs) for security tools.
  • Evaluate and report on new network Security technologies to enhance cthe apabilities of the network.
  • Acts as liaison to the contract and customer management, and government Designated Approving Authority (DAA) regarding network security status, policies, and procedures.

 

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.

 

Equal Employment Opportunity

Valiant Solutions is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, disability, genetic information, marital status, or veteran status, in accordance with applicable law.

 

Physical Demands

Sitting or standing at a desk for prolonged periods of time and consistent operation of a computer. Frequent communication and exchanging of accurate information via electronic communication, phones, and in person. Occasionally lift and/or move moderate amounts of weight, typically less than 20 pounds. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of the job.

 

Authorization to Share Resume and Personal Information

By submitting your resume for this position, you authorize Valiant Solutions to share your resume, as well as, personal information included on the resume, with its subsidiaries, affiliates and teaming partners for the purpose of considering you for this position and other available positions requiring comparable skills, education and experience. Should Valiant Solutions or its affiliates and teaming partners wish to initiate pre-employment discussions, you will be asked to complete an employment application and related employment documents.

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