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Cyber Security EngineerFairfax, VA

Job in Fairfax, Fairfax County, Virginia, 22032, USA
Listing for: Rampant Technologies
Full Time position
Listed on 2026-08-11
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security & Data Protection, Systems Engineer
Salary/Wage Range or Industry Benchmark: 120000 - 170000 USD Yearly USD 120000.00 170000.00 YEAR
Job Description & How to Apply Below

Job Summary

A Rampant Technologies Cybersecurity Engineer (CSE) is a key resource that is a part of the Rampant team reporting to the Principal Engineer overseeing the CSE team to deliver innovative Cyber Security solutions that are in alignment with the company’s goals.

Essential Duties & Responsibilities
  • SME on problem identification, diagnosis, and resolution of problems
  • Develop best practices for processes and standards that will better the system
  • Perform vulnerability assessments using standardized tools (Nessus, DISA STIGs) and configuration updates as
Required To Comply With Security Requirements
  • Track and fulfill liens associated with A&A activities as documented in the Plan of Actions and Milestones.
  • Perform hardening of ops systems, COTS and open-source product
  • Validate best practices in Penetration testing, Configuration analysis, and Security
  • Prepare comprehensive security assessment testing documentation to validate applied security controls in
  • support of Assessment and Authorization (A&A) testing. Generating/maintaining security accreditation artifacts
  • associated with RMF process to include, but not limited to Security Requirements Traceability Matrix, Security
  • Plans, Certification Test Plans, Continuous Monitoring Plans)2
  • Perform timely updates in accreditation DB
  • Provide technical guidance focused on information security architecture.
Key Skills, Education & Experience
  • Minimum of eight (3) years’ relevant experience as a Cybersecurity Engineer in programs and contracts of
  • similar scope, type, and complexity is required; ideally three (3+) years of direct experience in the same
  • level/grade for like role.
Techno Functional Knowledge Of/experience In
  • Execution of the Assessment & Authorization (A&A process) in accordance with government
  • requirements (e.g. ICD-503)
  • Information systems security and continuous monitoring practices and how to assess their
  • effectiveness per NIST SP 800-53 and NIST SP 800-53A.
  • DCID 6/3, ICD 503, CNSSI 1253, NIST SP 800-53, NIST SP 800-53A, NIST SP 800-37, and security controls
  • assessment criteria/procedures
  • Integrity, availability, authentication, and non-repudiation concepts
  • IT security principles and methods (e.g., firewalls, demilitarized zones, encryption)
  • Network access, identity, and access management (e.g., public key infrastructure [PKI])
  • Security system design tools, methods, and techniques
  • Relevant laws, policies, procedures, or governance as they relate to work that may impact critical
  • infrastructure.
  • TCP/IP networking technologies, Linux account administration, Linux folder permissions, Patch
  • Management best practices on Operating Systems and applications, known vulnerabilities associated
  • with Windows and Linux platforms.
  • Continuous monitoring processes as outlined in NIST SP 800-137 appropriate for systems, leveraging
  • existing tools, efforts, and incorporating new automation techniques.
  • Virtualization technologies (e.g. VMWare, Docker)
  • OSI model and how specific devices and protocols interoperate, including knowledge of protocols, and
  • services for common network traffic
  • DoD/IC system security control requirements
  • XACTA and SNOW
  • Security testing and penetration tools that include Assured Compliance Assessment Solution (ACAS),
  • Wireshark, Retina, Tripwire, etc…
  • Hands on experience and proficiency with the full Microsoft Office Suite and tools such as Microsoft
  • Project, Microsoft Visio
  • Self-starter/motivator and
Certifications and Clearance
  • Must have certifications (certifications with
    * indicate willing to hire if certification is within 3-6 months of Finalizing)
  • Active TS/SCI w/ Poly clearance required
  • Current certification compliant with DoD 8570 IAM or IAT level 3OR obtain certification within 6 months of hire and maintain certification throughout employment.
  • MUST meet DoD 8570 IAT Level III requirements
  • IAT Level II Certifications (Security+ or equivalent)
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