This position is for a junior system security engineer (SSE) to provide security engineering support within BAE Systems, Inc. Space & Mission Systems (SMS) Sector. The SSE supports ongoing programs by managing cyber requirements, validating technical security implementations, and supporting Assessment & Authorization efforts pursuant to gaining and/or maintaining system Authorizations to Operate (ATO).
The Engineering, Science, and Analysis Strategic Capabilities Unit - Mission Assurance department delivers critical assurance disciplines that protect and enable people, data and missions. We provide a comprehensive approach to managing risk across the enterprise for current and future information environments where the business and missions are executed. We apply the use of innovative tools and robust processes to ensure mission and business success.
What You'll Do:
- Support a comprehensive and holistic Systems Security Engineering (SSE) view while addressing stakeholder security risks and concerns through the application of Systems Engineering skills.
- Support detailed cyber security designs using recognized practices such as Model Based Systems Engineering (MBSE) tools and processes.
- Support the identification, review, and define cyber security requirements that enable technical Architects / Systems Engineers and SMEs the ability to secure hardware and software products.
- Create a culture of Security that implements security from the beginning of a program's development and supports the implementation of security by default.
- Ensure the effectiveness and suitability of the security elements within the systems as an enabler to mission success.
- Develop, review, and recommend security policy, guidance, training, and best practices that align its implementation across the mission acquisition lifecycle.
- Support briefings to senior leadership and SMEs on program protection and security policy, guidance, and expectation in the area of SSE.
- Support the development of Program Protection Implementation Plans (PPIPs), Anti-Tamper Plans (AT Plan) and other program protection designs in accordance with DoD Anti-Tamper Technical Implementation Guide (AT TIG)
- Collaborate on the development and execution of an SSE Plan containing a path to creating Threat Countermeasure Tree Analysis.
- Efficiently learn new subjects / techniques / software, without, necessarily, the assistance of others.
- Write clear and concise reports.
- Support other tasks and areas of subject matter expertise, to include the Trusted & Assured Microelectronics (T&AM) program, Anti-Tamper, and Software Security Assurance, with Design Engineering subject matter expertise as required.
- Establish and maintain effective working relationships within the department, the Strategic Capability Units (SCUs), and the Company.
- Interact appropriately with others to maintain a positive and productive work environment.
- Maintain a regular and predictable work schedule.
- Perform other duties as necessary.
On-Site Work Environment:
This position requires regular in-person engagement by working on-site five days each normally scheduled week in the primary work location. Travel and local commute between company campuses and other possible non-company locations may be required.
Working Conditions:
- Work is performed in an office, laboratory, production floor, or cleanroom, outdoors or remote research environment.
- May occasionally work in production work centers where use of protective equipment and gear is required.
- May access other facilities in various weather conditions
Required Education, Experience, & Skills
What You'll Need:
- B.S. degree in Systems Engineering, Electrical Engineering, Cybersecurity Engineering, or a related technical field is strongly preferred plus 2 or more years related experience.
- Each higher-level-related degree, i.e., M.S. or Ph.D., may substitute for two years of related experience. Related technical experience may be considered in lieu of education. Degree must be from a university, college, or school which is accredited by an agency recognized by the US Secretary of Education, US Department of Education.
- 2 or more years of continuous, related, progressive experience in the Systems Security Engineering (SSE) discipline is desired.
- DoD 8570 / DoD 8140 compliant security certification.
- In addition to the typical educational and experience requirements, the successful candidate must possess a demonstrated capability to adequately perform the essential functions and responsibilities of the position and to exhibit the skills and competencies of the grade level.
- Demonstrate excellent interpersonal skills, strong written, communication, oral presentations skills, and ability to lead group discussions.
- Department of Defense (DoD) / Intelligence Community (IC) experience - basic understanding of how engineering and security work within the DoD / IC.
- Proven work experience implementing SSE solutions.
- Basic understanding of firmware, gateware, and software.
- Previous experience developing threat analysis.
- Have a track record of highly collaborative working skills in a team environment.
- A current DoD Secret or TS security clearance.
- Applicants selected will be subject to a Government Security investigation and must meet eligibility requirements for access to classified information.
Preferred Education, Experience, & Skills
- Previous experience in the field of Cybersecurity.
- Model Based Systems Engineering (MBSE) experience.
- Zero Trust Architecture (ZTA) experience.
- A TS/SCI security clearance is strongly preferred.
- CASP CE, CSSLP, CISSP, or ISSEP certifications
- Familiarization with Cloud-based security solutions, AWS preferred.
- Knowledge of cybersecurity design principles applicable to Space Vehicles.
- Knowledge of cybersecurity design principles applicable to embedded systems.
- Knowledge of the Space Attack Research and Tactic Analysis (SPARTA) matrix
- Experience with the MITRE ATT&CK Framework
- Familiarization with US Space Force cybersecurity policy, processes, and requirements.
Pay Information
Full-Time Salary Range: $79365 - $134921
Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.
Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20+ hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.
About BAE Systems Space & Mission Systems
BAE Systems, Inc. is a defense, aerospace, and security company headquartered in Falls Church, Virginia, with more than 40,000 employees worldwide. We serve, supply, and protect those who protect us. As one of the most geographically diverse international defense companies, we deliver a full range of products and services spanning air, land, maritime, space, and cyber, including advanced electronics, intelligence solutions, and dedicated customer support.
Our culture is performance-driven and values-led, built on curiosity, creativity, and collaboration. Purpose isn't a tagline here. It's what drives us. We're developing breakthrough technologies that defend national security and make a lasting impact on our communities and our planet. When you join BAE Systems, you're not just building a career. You're contributing to a mission that truly matters.
This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.
Skills Required
- B.S. degree in Systems Engineering, Electrical Engineering, Cybersecurity Engineering, or related technical field
- 2+ years related Systems Security Engineering experience
- DoD 8570 / DoD 8140 compliant security certification
- Current DoD Secret or Top Secret security clearance
- Proven work experience implementing Systems Security Engineering solutions
- Basic understanding of firmware, gateware, and software
- Previous experience developing threat analysis
- Department of Defense / Intelligence Community experience or basic understanding of DoD/IC engineering and security processes
- Excellent interpersonal, written, and oral presentation skills
- Willingness to undergo Government security investigation and meet eligibility requirements for classified access
BAE Systems, Inc. Compensation & Benefits Highlights
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Healthcare Strength — Medical, dental, and vision coverage is presented as comprehensive, paired with an EAP, fertility and transgender care options, and HSA‑compatible plans that can include employer contributions with coverage starting on day one in some cases. These resources are reinforced by wellness tools and immediate eligibility noted on official benefits materials.
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Retirement Support — A 401(k) savings plan is broadly available, with employer matching and other contributions that vary by business unit, and some U.S. employee groups retain pension arrangements. Company‑paid basic life insurance equal to 2x base salary (up to $1M) further strengthens financial security.
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Parental & Family Support — Paid parental leave (e.g., 160 hours for full‑time employees) sits alongside adoption and surrogacy reimbursement and Bright Horizons backup child and elder care. These benefits help reduce care gaps and complement PTO and applicable state programs.
BAE Systems, Inc. Insights
What We Do
Improving the future and protecting lives is an ambitious mission, but it’s what we do. As a leading aerospace, defense, and security company, we work together to deliver a full range of products and services for air, land, space, and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. How we work is rooted in purpose – a purpose to protect those who protect us, to unite our community of colleagues and customers, and to drive forward the growth and development of our exceptional team members. It's where purpose connects.
Why Work With Us
We believe your career should be filled with innovation and discovery. And that's exactly what you'll find at BAE Systems. As you work to develop the latest technology and defend national security, you will continually hone your skills and expand knowledge. On a sharp and collaborative team, you will be challenged – and supported – at every turn.
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Hybrid Workspace
Employees engage in a combination of remote and on-site work.
As the work place continues to evolve, so do we. Remote and hybrid opportunities are available at BAE Systems depending on the nature of the role. Check your job requisition to learn more.








