Cyber Systems Security Engineering Stf - E4 with Security Clearance

Job Number 22139 Standard Job Description About the Role The Fleet Ballistic Missile (FBM) program seeks a dedicated Cyber Systems Security Engineer to safeguard critical defense systems and ensure the resilience of strategic deterrence capabilities. You'll assess system designs for cybersecurity posture, conduct testing and risk analysis across system and component layers, and translate findings into actionable architectural and testing improvements. This role sits at the intersection of system engineering and cyber defense, directly supporting the Navy's mission to maintain affordable, credible strategic defense.

Key Responsibilities

• Evaluate systems and designs to determine cybersecurity characteristics and identify gaps
• Plan and execute cybersecurity testing and risk analysis at the system and component level
• Communicate assessment results, trends, and recommendations to program stakeholders and cross-functional teams
• Provide input to system architecture, security design reviews, and mitigation strategies
• Assist in developing and refining test plans that address System Security Engineering (SSE) requirements Qualifications
• Foundational understanding of system and component functionality within a defense or aerospace context
• Familiarity with cybersecurity requirements, architectures, and relevant frameworks (e.g., NIST SP 800-53, DoD Risk Management Framework)
• Proven experience working in a testing, evaluation, or assessment environment
• Strong written and verbal communication skills; able to translate technical findings for diverse audiences Preferred Attributes
• Prior exposure to space, missile, or naval weapons systems
• Hands-on experience with cybersecurity testing tools, vulnerability assessment, or compliance documentation
• Analytical mindset with aptitude for systematic risk evaluation and problem-solving Why Join This Program?

For over 70 years, the FBM team has powered the Navy's strategic deterrence mission, delivering affordable, credible defense for our nation and allies. You'll work alongside a legacy of engineering excellence in a culture that values innovation, resiliency, and continuous growth. Our 21st Century Security® vision drives us to integrate cutting-edge cyber capabilities with trusted, mission-critical systems-where your contributions directly protect people and preserve national security.

Basic Qualifications

• Bachelor's degree in Cybersecurity, Systems Engineering or a related field
• Experience in Microsoft Office, Excel, and Power Point
• Ability to research and analyze problems
• Proficient in written and oral communications
• Possess or willing to obtain Information Assurance Technical Level 2 Certification or higher (i.e., CompTia Security+)
• Active Secret Clearance, with the ability to obtain and maintain a Top Secret Clearance; US Citizenship Desired Skills
• Experience performing and documenting Threat Analysis
• Experience with DoD/Space Force cybersecurity regulations
• Experience with Security Technical Implementation Guide (STIG) tools and Assured Compliance Assessment Solution (ACAS)
• Experience with DISA Enterprise Mission Assurance Support Service (eMASS)
• Experience with scripting or programming languages
• Familiarity with CAMEO and other MBSE tools
• Self-starter with ability to work in a deadline driven environment and meet schedule commitments
• Experience planning and conducting Penetration Testing (pentesting) #LMSpaceCyberEng Pay Information Full-Time Salary Range: $135700.00 - $251900.00 At Lockheed Martin, we know mission success starts with taking care of our people. Our Total Rewards program is designed to attract top talent, support your well-being, and help you grow-both professionally and personally. The salary range for this position is as listed on the requisition. Please note that the salary information listed is a general guideline only. Lockheed Martin considers factors such as (but not limited to) scope and responsibilities of the position, candidates work experience, education/ training, key skills as well as market(work location) and business considerations when extending an offer. Benefits offered: Medical, Dental, Vision, Flexible work arrangements and schedules (e.g., 4x10), 401(k) match, Paid time off, Holidays, Parental Leave, EAP, Flexible Spending Accounts, Education Assistance, Life Insurance, Short-Term Disability, and Long-Term Disability.
• Annual short-term and/or long-term incentive compensation programs may be offered depending on the position. Payments under these annual programs are not guaranteed and can vary from year to year and are tied to a range of performance metrics.
• For (Washington state applicants only) Non-represented full-time employees: accrue at least 10 hours per month of Paid Time Off (PTO) to be used for incidental absences and other reasons; receive at least 90 hours for holidays.

Represented full time employees accrue 6.67 hours of Vacation per month; accrue up to 52 hours of sick leave annually; receive at least 96 hours for holidays. PTO, Vacation, sick leave, and holiday hours are prorated based on start date during the calendar year.