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Sr Principal Cyber Systems Engineer

Today San Antonio, TX

RELOCATION ASSISTANCE: No relocation assistance availableCLEARANCE TYPE: SCITRAVEL: Yes, 10% of the Time Description 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.We are seeking a highly skilled and motivated mid-senior Cyber Systems Engineers to join our dynamic engineering team. This role involves serving as a Model-Based Systems Engineer (MBSE) on a team dedicated to the development of a new cloud hybrid solution operating in a multi-level security environment. The position requires expertise in with a focus on both Continental United States (CONUS) and Outside Continental United States (OCONUS) operations.
The qualified applicant will become part of Northrop Grumman's Mission Systems support team in San Antonio, TX.
Please be aware that this position will be contingent upon capturing program award, obtaining customer funding, and holding final clearances prior to start date.
What you'll get to do:

Collaborate with the lead engineer to design and implement modeling frameworks for SD-WAN solutions within a cloud environment.

Conduct risk assessments and develop strategies for secure data transmission and storage in a multi-level security setting.

Utilize MBSE methodologies to capture and analyze system requirements, functionality, and performance.

Engage in systems integration and testing to ensure compliance with cybersecurity standards

Enable simulation concept creating virtual representations (models) of real-world networks to study behavior, predict performance, and test designs in a virtual environment.

Support the documentation of engineering processes, models, and security protocols.

Assist in the creation and execution of operational plans for both CONUS and OCONUS deployments.

Communicate effectively with cross-functional teams, stakeholders, and regulatory bodies to convey technical information and project status.

Stay current with emerging cybersecurity trends, technologies, and best practices.

This position can be filled at the Principal Engineer or Sr. Principal Engineer level.
Basic Qualifications for Principal Cyber Systems Engineer:

Bachelor's degree in related STEM discipline with 5 years of experience; Master's degree related in STEM discipline with 3 years of experience; PhD in related STEM discipline with 1 year of experience in Electrical Engineering, Systems Engineering, Software Engineering, Computer Engineering, Physics, Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.

U.S. Citizenship required

A current/active DoD Top Secret w/ SCI eligibility

Ability to obtain and maintain Special Access Program (SAP) clearance

Strong understanding of Model-Based Systems Engineering principles and tools.

DoD 8140 certification at IAT Level II or higher (Security+, etc.) is required

Basic Qualifications for Senior Principal Cyber Systems Engineer:

Bachelor's degree in related STEM discipline with 9 years of experience; Master's degree related in STEM discipline with 7 years of experience; PhD in related STEM discipline with 4 year of experience in Electrical Engineering, Systems Engineering, Software Engineering, Computer Engineering, Physics, Mathematics or related technical fields; an additional 4 years of experience may be considered in lieu of a degree.

U.S. Citizenship required

A current/active DoD Top Secret w/ SCI eligibility

Ability to obtain and maintain Special Access Program (SAP) clearance

Strong understanding of Model-Based Systems Engineering principles and tools.

DoD 8140 certification at IAT Level II or higher (Security+, etc.) is required

Preferred Qualifications for both levels:

Candidate must have good communication skills, strong interpersonal skills, and demonstrated ability to present complex technical concepts to non-technical stakeholders

Familiarity with cloud hybrid systems (AWS, Azure, Google, or similar)

Knowledge of network security protocols, tools, and technologies.

Experience in designing and implementing SD-WAN solutions, particularly in hybrid cloud scenarios.

Familiarity with multi-level security (MLS) frameworks and compliance requirements.

Demonstrated ability to work collaboratively in a team environment.

Comfortable working in an Agile Development environment.

Strong analytical and troubleshooting skills to identify and resolve issues

Ability to work in a fast-paced and dynamic environment.

Flexibility to adapt to changing project requirements and milestones.

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Modeling and simulation tools experience Cameo, MATLAB, Capital, Simics, or QualNet
Understanding of Digital Twin environments to run simulations and predict future outcomes.
This position offers an exciting opportunity to contribute to innovative technology in a critical security domain. If you have the expertise and passion for advancing cybersecurity solutions within a collaborative team environment, we encourage you to apply.
Additional Northrop Grumman Information -
Northrop Grumman has approximately 90,000 employees in all 50 states and in more than 27 countries. We strive to attract and retain the best employees by providing an inclusive work environment wherein employees are receptive to diverse ideas, perspectives, and talents to help solve our toughest customer challenges: to develop and maintain some of the most technically sophisticated products, programs, and services in the world.
Our Values. The women and men of Northrop Grumman Corporation are guided by Our Values. They describe our company as we want it to be. We want our decisions and actions to demonstrate these Values. We believe that putting Our Values into practice creates long-term benefits for shareholders, customers, employees, suppliers, and the communities we serve.
Our Responsibility. At Northrop Grumman, we are committed to maintaining the highest of ethical standards, embracing diversity and inclusion, protecting the environment, and striving to be an ideal corporate citizen in the community and in the world.
Primary Level Salary Range: $110,300.00 - $165,500.00Secondary Level Salary Range: $137,400.00 - $206,000.00The 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.Depending on the position, employees may be eligible for overtime, shift differential, and 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 an Equal Opportunity 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 and pay transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.

Client-provided location(s): San Antonio, TX
Job ID: NorthropGrumman-R10206799
Employment Type: OTHER
Posted: 2025-09-10T20:16:16

Perks and Benefits

  • Health and Wellness

    • Health Insurance
    • Dental Insurance
    • Vision Insurance
    • Life Insurance
    • Short-Term Disability
    • Long-Term Disability
    • HSA
    • HSA With Employer Contribution
    • On-Site Gym
    • Pet Insurance
    • Mental Health Benefits
    • Virtual Fitness Classes
  • Parental Benefits

    • Birth Parent or Maternity Leave
    • Non-Birth Parent or Paternity Leave
    • Fertility Benefits
    • Adoption Assistance Program
    • Family Support Resources
    • Adoption Leave
  • Work Flexibility

    • Flexible Work Hours
    • Remote Work Opportunities
    • Hybrid Work Opportunities
    • Four-Day Work Week
  • Office Life and Perks

    • Commuter Benefits Program
    • Company Outings
    • On-Site Cafeteria
    • Holiday Events
  • Vacation and Time Off

    • Paid Vacation
    • Paid Holidays
    • Sabbatical
    • Leave of Absence
  • Financial and Retirement

    • 401(K)
    • 401(K) With Company Matching
    • Performance Bonus
    • Relocation Assistance
    • Financial Counseling
    • Profit Sharing
  • Professional Development

    • Tuition Reimbursement
    • Promote From Within
    • Mentor Program
    • Shadowing Opportunities
    • Access to Online Courses
    • Lunch and Learns
    • Internship Program
    • Leadership Training Program
    • Associate or Rotational Training Program
  • Diversity and Inclusion

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