Northrop Grumman
Principal Engineer
Location
McLean, VA, 22030
Job Type
Other
Date Posted
27 November 2025
Position: Principal Engineer, System Test Analyst (25-356)
Location: Schriever Space Force Base, Colorado Springs, CO
Relocation Assistance: No relocation assistance available
Clearance Type: Secret
Travel: Yes, 10% of the Time
Position Type/Standard Work Hours: Full-time, 40 hours
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-Launch and Missile Defense Systems provides an excellent opportunity for a Principal Engineer System Test - System Test Analyst (25-356) to join our team of skilled and diverse professionals. This role, based at Schriever Space Force Base in Colorado Springs, CO, is crucial in supporting the U.S. President, the Secretary of Defense, and combatant commanders at strategic, regional, and operational levels.
Position Overview:
The Command and Control, Battle Management, and Communications (C2BMC) program is a vital part of the Missile Defense System. It provides an essential operational platform that allows the U.S. president, the secretary of defense, and combatant commanders at strategic, regional, and tactical levels to systematically plan ballistic missile defense operations, monitor battle progress, and actively manage networked sensors and weapon systems to meet global and regional mission goals. C2BMC offers layered missile defense capabilities, delivering an optimized response to threats across all ranges and flight phases. It functions as a force multiplier by linking, integrating, and synchronizing autonomous sensor and weapon systems and operations both worldwide and locally to boost overall performance. Additionally, C2BMC is a crucial component of all ground and flight tests that verify and demonstrate the missile defense system's current and future capabilities.
Participate in developing metrics, statistics, and descriptive analyses to support evaluating the C2BMC system's performance. Conduct research and analysis to identify meaningful patterns and trends from test datasets, using statistical methods to validate or disprove hypotheses about the data. Use techniques like data visualization, simulation, and system modeling to achieve the desired analysis results.
Essential Functions:
- Assist in developing straightforward solutions to technical problems discovered and create actionable insights for the C2BMC test team and decision makers
- Collaborate with the development team to communicate key test findings and assist with anomaly resolution
- Aid in the development of new software tools and maintenance of the existing toolset
Basic Qualifications:
- A Bachelor's Degree in a STEM Computer Science, System Engineering, Mathematics, Physics, or a related field from an accredited university is preferred, along with 8 years of experience; or a Master's degree (preferred) in a STEM related field with 6 years of relevant work experience; or PhD in a related field with 4 years of relevant experience
- Applicants must have a current, active in-scope DoD-issued Secret security clearance at the time of application, which is required to start
- A DoD 8140 certification at IAT Level II or higher (such as Security+, GSEC, SCNP, SSCP, CISSP, CISA, GSE, SCNA, etc.) is required to start
- Ability and willingness to travel up to 10% to support business needs are required, with some non-standard work hours required for test event schedules
- Experience with object-oriented programming languages such as Python, Java, etc.
- Experience working with large data sets
- Excellent problem-solving and analytical skills, with the ability to communicate complex technical concepts effectively
Preferred Qualifications:
- Master's Degree in Systems Engineering is highly preferred
- Certification: INCOSE Certified Systems Engineering Professional (CSEP) Certification
- Certification: Object Management Group Certified Systems Modeling Professional - Model Builder Fundamental (OCSMP - MBF)
- Experience working in a Linux environment
- Strong background in Mathematics and Physics
- Working knowledge of ballistic or non-ballistic missile defense concepts, Command and Control (C2) systems, defense communication systems, the Missile Defense System (MDS) in general, and Space Domain Awareness
What We Can Offer You:
- Health Plan
- Savings Plan
- Paid Time Off
- Education Assistance
- Training and Development
- Flexible Work Arrangements
Primary Level Salary Range: $91,200.00 - $136,800.00
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 Incentive
Frequently Asked Questions
McLean, VA hosts a robust engineering sector, especially in defense and aerospace. Candidates for Principal Engineer roles face high competition due to the concentration of firms like Northrop Grumman. Expect rigorous vetting focusing on leadership in systems engineering and advanced mechanical design expertise.
Northrop Grumman often requires security clearances such as TS/SCI for Principal Engineers due to government contracts. Additionally, certifications like PMP or specialized systems engineering credentials can boost candidacy, aligning with McLean's defense industry standards.
Principal Engineers typically demonstrate mastery in systems integration, advanced mechanical or electrical design, and leadership in complex projects. Unlike general engineers, they often guide teams, own critical decision-making, and bridge technical and managerial responsibilities.
Progression involves deepening expertise in specialized fields like principal mechanical engineering or systems engineering, coupled with leadership development. Gaining experience in project oversight and cross-disciplinary collaboration is essential for this senior engineering role.
While Principal Engineers focus on technical leadership within specific domains, Chief Engineers typically oversee broader engineering strategies and company-wide standards. Assistant Chief Engineers often support these functions, making Principal Engineers pivotal in project-level innovation.
At Northrop Grumman, Principal Engineers encounter stringent government compliance requirements and cutting-edge defense technology integration. Navigating complex security protocols and balancing innovation with regulatory standards sets this role apart locally.
Yes, Northrop Grumman invests in leadership development, including mentorship programs and advanced technical training aimed at Principal Engineers. These initiatives focus on enhancing capabilities in principal systems engineering and cross-functional collaboration within defense projects.
Principal Engineers in McLean generally earn between $130,000 and $170,000 annually, reflecting the high cost of living and specialized defense industry demands. Salary varies with experience, certifications, and specific engineering disciplines like principal mechanical or electrical engineering.
Daily tasks shift from individual contributions to orchestrating multi-disciplinary teams, overseeing principal mechanical design projects, and ensuring systems engineering objectives align with company goals. Communication with stakeholders and troubleshooting complex engineering challenges become routine.
Principal Systems Engineers must synchronize system designs with government specifications, ensuring compliance and security. They act as liaisons between technical teams and government clients, balancing innovation with strict regulatory frameworks inherent in McLean’s defense environment.
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