Senior Principal Engineer Mechanical
Quick Summary
$129,300.00 - $193,900.00 The above salary range represents a general guideline; however,
Responsible for all aspects of procurement, manufacturing, integration, test and delivery for work package, inclusive of both cost/schedule responsibility and technical excellence in execution.
Embark on a career putting innovative, reliable, and agile products and ideas into orbit, and beyond. Northrop Grumman has opportunities waiting for you that play a vital role in human space exploration, national defense, and scientific discovery, supporting multiple programs across the universe. With us, you’ll discover a culture of curiosity and collaboration that will have you Defining Possible from the day you start. Our space systems connect and protect millions of people on earth every day, now and for the future. Explore your future and launch your career today.
Space Systems is an industry-leading provider for prime satellite and payload capabilities and directed energy and electronics solutions for national security, military, and civil customers. We are built on a heritage of providing innovative, affordable and reliable aerospace and defense products that our customers rely on to achieve mission success. Join the Space revolution and make the impossible possible.
Northrop Grumman, Western Region Manufacturing and Operations, Mechanical & Environmental Test Engineering Dept, has an opening for a Senior Principal Engineer Mechanical to join our team of highly qualified and diverse individuals. This is an in-person position will be in Redondo Beach, CA.
This is highly dynamic, interactive position. You will interact with numerous stakeholders including program management, systems engineering, flight hardware design engineers and logistical support services. Outstanding organizational and leadership skills are required to succeed in this role.
Qualified candidates are expected to understand space hardware, testing methods, floor operations, and tools. Integration and Test Mechanical Engineers (ITME) plan and coordinate the operations required to build and test flight hardware at all levels - subassembly through complete systems. The work is primarily at Space Park but can include periodic travel depending on the specific program requirements. Daily tasks for test engineers include but are not limited to the following:
- Responsible for all aspects of procurement, manufacturing, integration, test and delivery for work package, inclusive of both cost/schedule responsibility and technical excellence in execution.
- Design tests to verify system requirements. Participates in the performing production teams in driving design for producibility principles in every phase of the work package.
- Develop detailed mechanical integration and test procedures for technicians to execute
- Document and remedy test anomalies and hardware non-conformances
- Coordinate across many technical disciplines to define operations and accomplish work efficiently
- Operates within a multi-level, multi-customer highly complex restricted production environment, being a key stakeholder in and executor of end-to-end program protection
- Successful candidates in this role will have strong interpersonal, leadership, and organizational skills.
What We Offer
~1 min readRequirements
~3 min read- Bachelors of Science Degree in a Science, Technology, Engineering, or Math (STEM) discipline plus 8 years of related engineering experience OR Masters of Science Degree in a Science, Technology, Engineering or Math (STEM) discipline plus 6 years of related engineering experience.
- Experience in working on multi-disciplinary teams within Integration, Test, and Launch (IT&L) or Manufacturing environment.
- Balance technical execution with a focus on skill development and team morale, especially in high-intensity work schedules or mission-critical program phases.
- Strong long-term planning—resource allocation and schedule execution.
- Extensive technical experience with space vehicle mechanical systems, architecture, testing and manufacturing procedures.
- Excellent decision-making and conflict resolution skills.
- Excellent written and oral communications skills and technical presentation experience.
- Requires an active Top-Secret/Sensitive Compartmented Information (SCI) clearance with in-scope SSBI and an active Counterintelligence (CI) Polygraph at time of application.
- Willing and able to obtain and maintain SAP access.
- Active SAP Access
- Minimum 2 years’ experience in a space systems rapid development, technology transition or Mission Class C aligned business area
- Familiarity/experience with CAM roles and responsibilities
- Direct experience leading teams through highly demanding test environments in Aerospace.
- Drive alignment across various program functions to meet ambitious deadlines while prioritizing first-time quality and organizational sustainability.
Location & Eligibility
Listing Details
- Posted
- September 22, 2026
- First seen
- October 5, 2026
- Last seen
- October 6, 2026
Posting Health
- Days active
- 0
- Repost count
- 0
- Trust Level
- 19%
- Scored at
- October 6, 2026
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