Cybersecurity Engineer / Active Secret

Peraton is currently seeking to hire an experienced Cybersecurity Engineer (TSCE). We are seeking a Cybersecurity Engineer to provide hands-on support for TSCE baselines across both classified and unclassified environments. This role spans cyber hygiene, vulnerability management, system engineering, waterfront support, and RMF accreditation activities in support of fleet operations.

Location: DamNeck, VA

Overview

The Naval Surface Warfare Center Dahlgren Division Dam Neck Activity (DNA) supports critical U.S. Navy and Joint Forces missions, including the Total Ship Computing Environment (TSCE), National Cyber Range Complex, NAVSEA Red Team operations, and advanced training systems.

As cyber threats continue to evolve across tactical and non-tactical systems, this role focuses on engineering-driven cybersecurity-moving beyond compliance to ensure systems are secure, resilient, and mission-ready across their full lifecycle.

Key Responsibilities:

Cybersecurity Engineering & Vulnerability Management

Perform quarterly STIG and SCAP assessments and ongoing cyber hygiene activities
• Conduct vulnerability scans using tools such as ACAS
• Analyze vulnerabilities and recommend corrective actions, including automated remediation scripting
• Ensure remediation of critical/high vulnerabilities within DoD-mandated timelines (30 days)
• Execute patch management across all supported assets and environments
• Systems & Infrastructure Support

Support TSCE assets including:

• Windows Server & Workstations
• Red Hat Enterprise Linux
• VMware environments (Workstation, Aria)
• Splunk SIEM
• Cisco & Alcatel network devices
• Maintain system compliance across CECIL and LWEC environments
• Perform daily, monthly, and quarterly system maintenance checks

VRAM & Compliance Management

• System Manager within Vulnerability Remediation Asset Manager (VRAM)
• Maintain asset inventories, baseline images, and cyber directive responses
• Track, doServe acument, and report remediation activities and system changes

Waterfront / Fleet Support

• Provide direct shipboard (on-hull) cyber engineering support for Littoral Combat Ships
• Troubleshoot operational issues and support sailors with TSCE systems
• Assist with shipboard configuration validation and testing after patches/upgrades
• Support execution of Engineering Change Proposals (ECPs) and system upgrades

RMF & Accreditation Support

• Support Authorization to Operate (ATO) and Authority to Shipboard Review (ASR) processes
• Prepare and validate security documentation, risk assessments, and artifacts
• Coordinate with stakeholders to resolve findings and maintain compliance
• Documentation & Process Improvement

Develop and update:

• Standard Operating Procedures (SOPs)
• Ship Installation Plans (SIPs)
• Identify deficiencies and provide detailed recommendations for improvement

Required:

• Bachelor's degree in: Information Systems, Information Technology, Computer Science, or Computer Engineering and 5+ years of cybersecurity engineering experience
  • High School Diploma + 10 years relevant experience
• 5+ years of cybersecurity engineering experience
• IAT Level III Certification (DoD 8570/8140 compliant)

Experience:

• DoW cybersecurity policies and military system specifications
• Risk Management Framework implementation and ATO processes
• TSCE and naval systems environments
• STIG implementation and compliance
• Vulnerability scanning (ACAS) and remediation
• Linux and Windows system patching and hardening
• Security tools and technologies, including:
  • Firewalls
  • IDS/IPS
  • Cross Domain Solutions (CDS)
  • eMASS
  • Endpoint Security Solutions (ESS)
• U.S. Citizenship required
• Active Secret Clearance (DoD)

Preferred:

• Experience supporting Littoral Combat Ships (LCS) or similar naval platforms
• Familiarity with shipboard installation and configuration processes
• Experience with Splunk, VMware, and enterprise cyber operations tools

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world's leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can't be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we're keeping people around the world safe and secure.