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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Cybersecurity Engineer - SME - **Company:** Peraton Inc - **Location:** Herndon, VA, United States - **Experience:** Expert - **Salary:** $135,000.0 - $216,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Software System Penetration Testing, CompTIA Security+, Cyber Security, Linux, Distributed Systems, Information Systems Security Architecture Professional, Network Security, Systems Development Life Cycle, Zero Trust Network Access, Systems Architecture, Virtualization Technology, Software Vulnerability Management, Network Routers, Firewalls (Computer Science), Operational Systems, CIS Benchmarks, Devsecops, Security Orchestration, Automation & Response, Plan of Action and Milestones, Static Application Security Testing, Vulnerability Analysis, Dynamic Application Security Testing - **Published:** August 31, 2026 - **Apply:** https://diversityjobs.com/main/sendform/8/8/28176/1/18142792?backUrl=%2Fcareer%2F18142792%2FCybersecurity-Engineer-Sme-Virginia-Herndon ## About the Role * U.S. Citizenship Required * Must have the ability to obtain / maintain a Public Trust clearance * Bachelor's degree and 12 years experience or Masters degree and 10 years experience or Associate's degree and 14 years years experience or HS diploma/equivalent and 16 years experience * Cybersecurity engineering experience supporting complex government, aviation, defense, or other mission-critical systems. * Demonstrated experience supporting cybersecurity across the system development lifecycle. * Experience with RMF, SSP development, NIST SP 800-53, POA&Ms, security assessment, vulnerability management, and system authorization. * Experience translating cybersecurity requirements into system architecture, design, implementation, and verification activities. * Experience conducting cybersecurity architecture reviews, risk assessments, security testing, vulnerability analysis, and remediation. * Experience supporting networked, distributed, or high-availability systems., * Experience supporting FAA/NAS, DoD, or other mission-critical operational systems. * Ability to communicate complex cybersecurity risks and recommendations to technical, program, and customer stakeholders. * DoD 8570/8140 certification compliance appropriate to the position. * Experience with geographically distributed systems, site integration, deployment, and operational transition. * Experience with Linux, Windows, network security, firewalls, routers, switches, virtualization, and enterprise infrastructure. * Experience with DevSecOps, CI/CD security, SAST/DAST, vulnerability scanning, penetration testing, or security automation. * Experience with Zero Trust principles and architecture. * CISSP, CISM, Security+, SecurityX/CASP+, or equivalent certification. ## Description As a Senior Cybersecurity Engineer - SME, you will provide cradle-to-grave cybersecurity engineering support for mission-critical systems-from requirements and design through integration, testing, deployment, authorization, operations, and sustainment. You will work across engineering disciplines to ensure cybersecurity requirements are effectively implemented, verified, and maintained throughout the system lifecycle., * Provide cybersecurity engineering across the full system lifecycle, including requirements, design, development, integration, test, deployment, operations, and sustainment. * Develop, maintain, allocate, and trace cybersecurity requirements through system design, implementation, and verification. * Develop and maintain System Security Plans (SSPs), RMF artifacts, security controls, POA&Ms, and authorization evidence. * Apply NIST SP 800-53, RMF, and applicable FAA/program cybersecurity requirements. * Conduct cybersecurity architecture/design reviews, vulnerability and risk assessments, security testing, and remediation verification. * Assess cybersecurity impacts of software releases, hardware/network changes, interfaces, patches, and configuration changes. * Support vulnerability management, continuous monitoring, security baselines, configuration/change control, and POA&M closure. * Provide cybersecurity engineering during system/site integration, testing, acceptance, deployment, and transition to operations. * Partner with systems, software, network, test, integration, and implementation teams to identify and resolve cybersecurity risks. * Communicate cybersecurity risks, impacts, and recommended solutions to engineering teams, program leadership, and customers. Why This Role Matters Your work will directly impact national transportation safety and innovation-helping develop and refine systems used by millions of travelers and aviation professionals every day. You'll collaborate with top engineers, analysts, and FAA stakeholders to deliver solutions that meet the highest performance standards. ## Related Videos - [Security Pitfalls for Software Engineers](https://www.wearedevelopers.com/videos/726-security-pitfalls-for-software-engineers) - [DevSecOps: Injecting Security into Mobile CI/CD Pipelines](https://www.wearedevelopers.com/videos/273-devsecops-injecting-security-into-mobile-ci-cd-pipelines) - [Docker network without Docker](https://www.wearedevelopers.com/videos/1418-docker-network-without-docker) - [Thinking Differently - How to Make Money from Cyber Attacks & Cheats](https://www.wearedevelopers.com/videos/745-thinking-differently-how-to-make-money-from-cyber-attacks-cheats) - [DevSecOps culture](https://www.wearedevelopers.com/videos/783-devsecops-culture) - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) ## Related Articles - [9 Ways to Make Money Hacking](https://www.wearedevelopers.com/magazine/333-9-ways-to-make-money-hacking) - [Events like RSAC Get You CISOs. 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