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Cybersecurity Engineer, Littoral Combat Ship; LCS Software Support​/Active Secret

Job in San Diego, San Diego County, California, 92189, USA
Listing for: Peraton
Full Time position
Listed on 2026-02-09
Job specializations:
  • IT/Tech
    Cybersecurity, Systems Engineer
  • Engineering
    Cybersecurity, Systems Engineer
Salary/Wage Range or Industry Benchmark: 80000 - 100000 USD Yearly USD 80000.00 100000.00 YEAR
Job Description & How to Apply Below
Position: Cybersecurity Engineer, Littoral Combat Ship (LCS) Software Support / Active Secret

Cybersecurity Engineer, Littoral Combat Ship (LCS) Software Support / Active Secret

Job Location s: US-FL-Jacksonville | US-CA-San Diego

Requisition :

Position Category:
Cyber Security

Clearance:
Secret

Responsibilities

Peraton, a recognized leader in Cyber, Digital Transformation, Cloud, Operations, and Engineering, is seeking a skilled Cybersecurity Engineer, Littoral Combat Ship (LCS) Software Support to support a world-wide national intelligence program.

Location: Mayport, FL and San Diego, CA

Travel Requirements: 50-75% OCONUS travel may be required.

Role & Responsibilities:

  • Peraton is seeking an experienced Cybersecurity Engineer to support a worldwide national intelligence program focused on Cyber Situational Awareness (SA), Cyber Command and Control (C2), Mission Assurance, and Homeland Defense.
  • This position provides engineering support within a Dev Sec Ops  environment, cloud architecture, cybersecurity, and rapid development of defensive cyber capabilities.
  • You will directly support the Naval Surface Warfare Center Dahlgren Division (NSWCDD) Dam Neck Activity (DNA), contributing to major Navy and Joint Force programs including Total Ship Computing Environment (TSCE), Atlanta Weapon System (AtWS), NAVSEA Red Team, National Cyber Range Complex (NCRC), training systems, and RMF support for EOD.

You Will:

  • Serve as an On-site Representative (OSR) providing administrative and technical support to NSWCDD DNA.
  • Conduct ship checks
    , attend local meetings, coordinate fleet schedules, and act as liaison to ship crews.
  • Support delivery of new TSCE baselines to the fleet, including coordination of MOAs and MOUs.
  • Develop ship inspection procedures
    , test procedures, and detailed ship check reports (including photos when permitted).
  • Perform AIT installations, removals, upgrades, overhauls
    , and provide technical assistance for systems, equipment, and alterations.
  • Coordinate with the Alteration Installation Team (AIT) to ensure all materials, instructions, and technical data packages are approved and installed correctly.
  • Follow shipboard protocol requirements and support underway periods as needed.
  • Maintain and manage multiuser systems
    , ensuring optimal performance and collaborating with network and IT teams.

You Need to Have:

  • Experience managing multiuser computer systems, monitoring performance, and configuring operating systems in mission critical environments.
  • Strong background in system security administration
    , including user account management, system hardening, and security best practices.
  • Advanced troubleshooting skills for diagnosing and resolving complex technical issues.
  • Ability to collaborate effectively with engineers, ship personnel, vendors, and other stakeholders.

#DNA
25

Qualifications

Required:

  • A minimum of 10 years of experience with a BS/BA degree, including demonstrated expertise in the following functional areas:
  • Computer security, military system specifications, and DoD cybersecurity policies.
  • National Cyber Range Complex (NCRC) and TSCE program requirements, including mission needs, ship installation requirements, and shipboard protocols.
  • Risk Management Framework (RMF) processes and the implementation of cybersecurity and Information Assurance (IA) boundary defense techniques.
  • Hands-on experience with IA-enabled appliances and security technologies such as Firewalls, Intrusion Detection Systems (IDS), Intrusion Prevention Systems (IPS), Switches/Routers, Cross Domain Solutions (CDS), EMASS, and Endpoint Security Solution (ESS).
  • Performing STIG implementation across systems and platforms.
  • Conducting vulnerability assessments using the Assured Compliance Assessment Solution (ACAS) tool. Remediating vulnerability findings, including applying vendor patches and updates on both Linux and Windows operating systems.
  • U.S. citizenship required.
  • Active DoD Secret level security clearance.
  • Current U.S. Passport or ability to obtain prior to start.

Travel Requirements:

  • 50-75% OCONUS travel may be required.

Preferred:

  • Bachelor of Science in Information Systems, Information Technology, Computer Science, or Computer Engineering.
  • MS and 8 years of experience as a professional Engineer.
  • 10 years+ experience analyzing log data, performing traffic analysis, executing audits, performing digital footprint and risk intelligence analysis, and the ability to rectify vulnerabilities.
  • DoD Top Secret security clearance is highly preferred.
  • One or more of the following cyber certifications: OSCP; GIAC; GSOC;
    CompTIA CySA+; CISSP from ISC2
Peraton Overview

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…

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