Sr Principal Cyber Systems Engineer

Company: Northrop Grumman
Location: Aurora
Posted on: April 1, 2026

Job Description:

RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE REQUIRED FOR START: Yes CLEARANCE TYPE: SCI TRAVEL: 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. Northrop Grumman Space Systems (NGSP) is seeking a Cyber Systems Engineer - Level 4 to join our team at our facility in Aurora, Colorado. This opportunity is contingent on program funding. Start dates are determined after funding confirmation. Job Responsibilities: Support the architecture and design of baked in cybersecurity requirements and protections Provide cybersecurity system engineering implementation guidance and oversight to technical teams/implementers Review and Assess stakeholder security objectives, protection needs and concerns, security requirements, and associated verification/validation methods Provide security considerations to inform systems engineering efforts with the objective to reduce errors, flaws, and weakness that may constitute security vulnerability leading to unacceptable asset loss and consequences Identify, quantify, and evaluate the costs/benefits of security functions and considerations to inform analysis of alternatives, engineering trade-offs, and risk treatment decisions Author, support and maintain cybersecurity program documentation & RMF package documentation: Cybersecurity Strategies, System Security Plans, Continuous Monitoring Plans, Risk Assessment Report, Security Control Traceability Matrix, Plan Of Actions & Milestones, etc. Basic Qualifications: Bachelor's degree and 8 years of relevant experience; 6 years with a Master's; 4 years with a PhD. An additional 4 years of relevant experience may be considered in lieu of a degree. Must have an active Top Secret/SCI security clearance at time of application and be willing to submit to a CI Polygraph Direct experience developing RMF assessment and authorization documentation Direct experience with Security Technical Implementation Guides (STIGs) Experience of RMF (NIST 800-37) accreditation functions, including documentation, scanning, assessment, Plan of Action and Milestones (POAM) management, and all steps of the RMF process Direct experience assessing the Program's system security posture in compliance with customer requirements and directives. Experience with requirements development from control listings Experience with integrating Cyber Systems Engineering requirements with Program System Development Life Cycle (SDLC) initiatives Experience adjusting commercial security methodologies and technologies within sensitive and proprietary customer environments in accordance with NIST 800-53 Ability to apply analytical and evaluative methods and techniques to issues or studies concerning the efficiency and effectiveness of Cybersecurity implementation Ability to communicate clearly and collaborate with both with internal teams, internal management and external customers Experience with Department of War (DoW)/Intelligence Community (IC) System Security Engineering activities Possession of Security Certification or Certified Information Systems Security Professional (CISSP) Certification Preferred Qualifications: Expertise with all aspects of Systems Security Engineering as defined in NIST SP 800-160 System security architecture experience Experience working with DOORS and CAMEO Security related tool suites in DevSecOps pipelines Experience in configuring and deploying Cross Domain Solutions (CDS) Experience in Communications Security (COMSEC) Experience working on a multidisciplinary team and developing technical proposals Experience working in an Agile execution framework Primary Level Salary Range: $156,400.00 - $234,600.00 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. 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.

Keywords: Northrop Grumman, Longmont , Sr Principal Cyber Systems Engineer, Engineering , Aurora, Colorado