Principal​/Senior Principal Systems Engineer

Relocation Assistance

Relocation assistance may be available.

Yes

Secret

Yes, 25% of the Time

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.

• Lead development of system-level architectures, concepts of operations, and interface definitions for advanced aeronautics projects.
• Apply MBSE using SysML to produce and maintain system models, traceability, and architectural views throughout the program lifecycle.
• Drive requirements engineering and configuration: elicit, decompose, allocate, and manage requirements; ensure bidirectional traceability.
• Perform and oversee risk management activities (identification, assessment, mitigation planning, and tracking); support FMEA/FTA and risk registers.
• Conduct trade studies, system analyses, and feasibility assessments to support architectural decisions.
• Define verification & validation strategies and support test planning and integration activities.
• Coordinate cross‑disciplinary engineering teams (hardware, software, avionics, propulsion, structures) and external partners/suppliers to ensure architectural integrity and system integration.
• Prepare technical briefings, architecture artifacts, and documentation for stakeholders and review boards.
• Mentor and provide technical leadership to systems engineers and architects; establish best practices for MBSE and systems engineering across projects.

• Must have a Bachelor of Science degree in a Science, Technology, Engineering, or Math (STEM) discipline AND 5 years of related professional/military experience OR a Master of Science degree in a STEM discipline AND 3 years of related professional/military experience, OR a STEM Ph.D. AND 1 years of related professional/military experience.
• Must have an active US Government Secret (or higher) clearance (with a background investigation within the past 6 years or enrolled into Continuous Evaluation).
• Must have the ability to obtain and maintain Special Access Program (SAP) clearance, within a reasonable amount of time as determined by business needs.
• Must have experience with Model-Based Systems Engineering (MBSE) and SysML—creating and maintaining SysML models and using MBSE to support requirements, design, and verification.
• Must have experience with requirements management (tools such as DOORS, Polarion, or equivalent), including requirements decomposition and traceability.
• Must have experience in risk management methods (e.g., FMEA, FTA, risk registers) and applying risk‑informed design decisions.
• Must have experience developing system architectures, interface control documents (ICDs), and performing system‑level trade studies.
• Must have familiarity with systems engineering lifecycle processes (V‑model) and standards (e.g., INCOSE SE Handbook).
• Must have communication, leadership, and stakeholder management skills; ability to present complex technical material clearly.

• Must have a Bachelor of Science degree in a Science, Technology, Engineering, or Math (STEM) discipline AND 8 years of related professional/military experience OR a Master of Science degree in a STEM discipline AND 6 years of related professional/military experience, OR a STEM Ph.D. AND 4 years of related professional/military experience.
• Must have an active US Government Secret (or higher) clearance (with a background investigation within the…