Cyber Systems Security Engineer at Lockheed Martin - US Manassas, VA

Fairweather, LLC; Manassas (VA); Hybrid; USD 110,000 - 160,000; Full time

Job summary

Lockheed Martin - Rotary and Mission Systems is seeking a Cyber Systems Security Engineer to lead cyber protection for critical DoD assets. You will drive secure design and integration across submarine warfare systems, applying RMF-based controls and security testing.

The role requires hands-on Linux/Windows security work, development experience in C++/Java, and collaboration across teams. A DoD 8570 baseline certification is expected within six months of hire.

Qualifications

• Bachelor's degree in a cyber-related field with relevant experience or a master’s with 2+ years in cyber.
• Hands-on Linux system experience and large-scale software development.
• Experience with networking concepts and cyber security solutions in teams.

Responsibilities

• Design, implement, and maintain security controls for confidentiality, integrity, and availability.
• Apply RMF/SRG/STIG guidance to advance cyber controls in system architectures.
• Integrate secure configuration for Linux and Windows environments.
• Perform security assessments and validate configurations via automated testing.
• Collaborate across teams on secure system design balancing mission goals and protection.
• Lead meetings, translate security requirements into tasks, and mentor peers.

Skills

Linux systems

C++/Java development

RMF/SRG/STIG guidance

Networking concepts

Team leadership

Communication

Education

Bachelor's degree in Cybersecurity, Computer Science, Computer Engineering, or related field

Master's degree in a related field (advantage)

Tools

Git/Gerritt

Job description

Cyber Systems Security Engineer job at Lockheed Martin - US. Manassas, VA.

WHAT WE'RE DOING

At Lockheed Martin - Rotary and Mission Systems, we're shaping the future of Undersea Warfare (USW) systems. Our mission is to develop innovative technologies that secure our nation's defense. We are integrating state-of-the-art cybersecurity solutions into mission-critical systems to ensure resilience, integrity, and continued superiority under the sea and across domains.

THE WORK

As a Cyber Systems Security Engineer, you will take a leadership role in enhancing cybersecurity across SWFTS (Submarine Warfare Federated Tactical Systems). You'll drive the development and integration of modern cyber solutions that protect and empower critical Department of Defense (DoD) assets.

Key responsibilities include:

• Designing, implementing, and maintaining security controls to protect system confidentiality, integrity, and availability
• Leverage guidance from Risk Management Framework (RMF), Security Requirements Guides (SRG), and Security Technical Implementation Guides (STIG) to advance cyber controls in a system security architecture
• Integrating secure configuration tools and processes for Linux and Windows environments
• Performing security assessments and validating configurations through automated testing and tailored solutions
• Collaborating across teams on secure system and network design that balances mission goals and cyber protection
• Leading technical meetings, translating security requirements into actionable engineering tasks, and mentoring team members

Basic Qualifications:

• A Bachelor's degree in Cybersecurity, Computer Science, Computer Engineering, or related engineering or IT field with 3 years of relevant experience or master's degree and 2+ years of relevant cyber experience; Or 7 years of relevant experience.
• Experience with Linux systems and large system development
• Experience with basic networking switch/router/firewall/IDS concepts
• Experience developing Cyber Security Solutions (in any form) as a team
• Experience in large system C++/Java development
• Experience with Git/Gerritt

Desired Skills:

• Knowledge of containers and securing the infrastructure through the cloud
• Experience in agile methodologies that highlight Atlassian tools, namely Jira and Confluence
• Experience in model-based system engineering concepts (MBSE)
• Experience in researching new Cybersecurity capabilities, performing trade studies, and providing expertise to peers and leadership.
• Experience in micro-service based app developmentExperience in network security and network-centric development concepts
• Proficiency with Cyber best practice security concepts, models, and methods, (e.g., zero trust architecture and maturity model, advanced authentication methods, STIG coding practices)
• Ability to communicate and work effectively with internal members and external customers
• Creative thinker with strong analytical, problem-solving skills, and a continuous learning mindset
• Linux experience in scripting and/or development, e.g. Python, C, C++, Rust
• Strong communication and leadership skills to engage internal teams and external stakeholders
• Possess (or must obtain within 6 months of hiring) an approved DoD 8570 baseline certification for IAT Level II (Security+, GSEC, etc.)

Security Clearance Statement:

This position requires a government security clearance, you must be a US Citizen for consideration.

Clearance Level:

Secret

Other Important Information You Should Know

Expression of Interest:

By applying to this job, you are expressing interest in this position and could be considered for other career opportunities where similar skills and requirements have been identified as a match. Should this match be identified you may be contacted for this and future openings.

Ability to Work Remotely:

Part-time Remote Telework: The employee selected for this position will work part of their work schedule remotely and part of their work schedule at a designated Lockheed Martin facility. The specific weekly schedule will be discussed during the hiring process.

Work Schedules:

Lockheed Martin supports a variety of alternate work schedules that provide additional flexibility to our employees. Schedules range from standard 40 hours over a five day work week while others may be condensed. These condensed schedules provide employees with additional time away from the office and are in addition to our Paid Time off benefits.

Schedule for this Position:

4x10 hour day, 3 days off per week

Lockheed Martin is an equal opportunity employer. Qualified candidates will be considered without regard to legally protected characteristics.

At Lockheed Martin, we use our passion for purposeful innovation to help keep people safe and solve the world's most complex challenges. Our people are some of the greatest minds in the industry and truly make Lockheed Martin a great place to work.

With our employees as our priority, we provide diverse career opportunities designed to propel, develop, and boost agility. Our flexible schedules, competitive pay, and comprehensive benefits enable our employees to live a healthy, fulfilling life at and outside of work. We place an emphasis on empowering our employees by fostering an inclusive environment built upon integrity and corporate responsibility.

Experience Level:

Experienced Professional

Business Unit:

RMS

Relocation Available:

Possible

Career Area:

Cyber Security Engineering

Type:

Full-Time

Shift:

First