Sr./Principal - Cyber/Systems Security Engineer (Top Secret/SCI) - Space/Satellite Systems (Dulles VA)Dulles, VA

At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work - and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.

This position is for a Cyber/Systems Security Engineer (C/SSE) for a Space Segment -focused program where you provide technical excellence for a new mission. Your core goal is architecting, designing, and building security features into space segment subsystems, components, and flight software. Prior knowledge and experience applying Cyber/SSE principles to complex systems in the early system development phase of the lifecycle is essential. You are responsible for Cyber CDRL development to document the security design of this new system. As the CSSE, strong technical qualifications are required with demonstrated ability to write and speak succinctly and accurately.

Additional Responsibilities for the Cyber/SSE:

  • Working independently as a CSSE SME in a structured engineering environment, where you decompose system-level security requirements/controls; interleave criteria from Cyber Survivability/Resilience, Risk Management Framework (RMF), and/or System/Technical Requirements Document (SRD or TRD); and allocate Cyber/SSE requirements to segment/subsystem/component specifications.

  • Supporting Cyber/SSE element technical presentations during engineering milestone reviews - SRR, PDR, CDR, and PSR in accordance with our internal Cyber Systems Engineering Standards document. Emphasis is on draft and complete CDRL delivery at these milestones.

  • Understanding of Space/Ground interface control documents and security-relevant connectivity considerations at physical, electrical, and logical layers. Preparing and coordinating Interconnection Security Agreements (ISAs) where necessary.

  • Mastery of RED/BLACK boundary definition, TEMPEST considerations, Crypto units, Cross Domain Solutions, and Controlled Interfaces within complex systems.

  • Leading the Cyber/SSE effort in the development of program CDRLs:

  • RMF SSP including SCTM, RAR, POAMs and relevant artifacts (Incident Response Plan, Contingency Plan, ConMon Plan, as required).

  • Key & Certificate Management Plan (KCMP)

  • Program Protection Implementation Plan (PPIP) and Cybersecurity Strategy.

  • Manually executing DISA STIG checks for embedded environments consisting of customer HW & SW. Developing security control Verification Procedures and/or mappings to existing requirements.

  • In advance of system delivery to customer, ensuring systems are operated, maintained, and disposed of, in accordance with security policies and procedures as outlined in the system security authorization package (SSP, SCTM, ConMon Plan, RAR).

This position can be filled at the Principal or Sr. Principal level.

Basic Qualifications:

Principal Engineer

  • Bachelor's degree in STEM field with 5 years of experience; a Master's with 3 years of experience; or a PhD. Experience can be considered in lieu of education.

  • 5 years IT security (Cybersecurity) experience in support of USG programs

  • 3 years technical leadership experience

  • Must have U.S. Citizenship, with active TS/SCI clearance

  • CISSP Certification

  • Familiarity with Systems Engineering processes and milestones; understanding of the requirements analysis, decomposition, and allocation process

  • Must Have a Commitment to working on-site in restricted access facilities

Sr. Principal Engineer

  • Bachelor's Degree in STEM field with 9 years of experience; a Master's with 7 years of experience; or a PhD with 4 years of experience. Experience can be considered in lieu of education

  • 9 years IT security (Cybersecurity) experience in support of USG programs

  • 5 years technical leadership experience

  • Must have U.S. Citizenship, with active TS/SCI clearance

  • CISSP Certification

  • Familiarity with Systems Engineering processes and milestones; understanding of the requirements analysis, decomposition, and allocation process

  • Must Have a Commitment to working on-site in restricted access facilities

Preferred Qualifications:

  • 9 years Cyber/SSE experience in Defense Aerospace Industry, building new systems

  • 5 years' experience working within restricted program areas

  • Demonstrated engineering experience participating in Systems Engineering milestone reviews, as the Cyber CDRL primary author

The Northrop Grumman Tactical Space Division is a strategic partner specializing in commercial and classified partnerships with the design, delivery, operation and sustainment of satellites and human spacecraft. We support science and space exploration through our various partnerships, including NASA's Artemis program with the goal to return humans to the Moon in 2024 and the TESS (Transiting Exoplanet Survey Satellite) program that has discovered more than twenty confirmed plants. Recognized as an industry leader, we also develop highly specialized space and satellite components.

Northrop Grumman offers a competitive and robust benefits program.

As a full-time employee of Northrop Grumman, you are eligible for our robust benefits package including:


Dental & Vision coverage


Educational Assistance

Life Insurance

Employee Assistance Programs & Work/Life Solutions

Paid Time Off

Health & Wellness Resources

Employee Discounts

Flexible Schedules (For example the ability to work a 9/80 work schedule, which allows an employee to work a nine-hour day Monday through Thursday and take every other Friday off of work)

For more details please visit our total rewards site or chat with one of our recruiters to learn more.




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Salary Range: $118,000 - $177,000

Salary Range 2: $146,300 - $219,500

The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.

Employees may be eligible for a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including health insurance coverage, life and disability insurance, savings plan, Company paid holidays and paid time off (PTO) for vacation and/or personal business.

The application period for the job is estimated to be 20 days from the job posting date. However, this timeline may be shortened or extended depending on business needs and the availability of qualified candidates.

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer, making decisions without regard to race, color, religion, creed, sex, sexual orientation, gender identity, marital status, national origin, age, veteran status, disability, or any other protected class. For our complete EEO/AA and Pay Transparency statement, please visit . U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.