Principal Mechanical Engineer / Sr. Principal Mechanical Engineer (Instrumentation Subsystem Design)
Please note that this opportunity is contingent on program funding. Start dates are determined after funding confirmation.
Northrop Grumman Aeronautics Systems has an opening for a Principal Mechanical Engineer/Sr. Principal Mechanical Engineer (Instrumentation Subsystem Design) to join our team of qualified, diverse individuals within our Test & Evaluation organization. This role will be located in Melbourne, FL.
Note: This is an individual contributor role with no direct reports. Due to the classified nature of the work being performed, this position does not offer any virtual or telecommute working options. This role can be filled at either level.
As a Principal/Sr. Principal Mechanical Engineer supporting the Instrumentation & Data team, you will be responsible for mechanical designs associated with flight test mechanical equipment, and integration onto test vehicles. These design activities will be associated with any of the following – cable interface assemblies, data acquisition hardware, and a variety of sensors design to measure stress, thermal, vibration, and linear/rotational displacement.
Responsibilities include, but are not limited to:
Facilitate the mechanical design life cycle from concept to system integration for flight test instrumentation hardware.
Facilitate cross IPT / discipline collaboration in the development of flight test instrumentation designs.
Procurement of hardware in support of mechanical designs.
Serve as the point of contact with vendors, manufacturers, and technician teams in the fabrication, assembly, and installation of flight test instrumentation equipment.
Basic Qualifications (Principal):
Bachelor of Science degree in a STEM (Science, Technology, Engineering or Mathematics) discipline with 5 years of relevant experience; OR Master of Science degree in a STEM (Science, Technology, Engineering or Mathematics) discipline with 3 years of relevant experience; OR PhD in a STEM (Science, Technology, Engineering or Mathematics) discipline with 1 year of relevant experience.
Your ability to transfer and maintain the final adjudicated U.S. government Secret clearance (must be in-scope or enrolled in Continuous Evaluation) and any program access(es) required for the position within a reasonable period of time, as determined by the Company.
Must have Instrumentation experience.
Basic Qualifications (Sr. Principal):
Bachelor of Science degree in a STEM (Science, Technology, Engineering or Mathematics) discipline with 8 years of relevant experience OR Master of Science degree in a STEM (Science, Technology, Engineering or Mathematics) discipline with 6 years of relevant experience; OR PhD in a STEM (Science, Technology, Engineering or Mathematics) discipline with 4 years of relevant experience.
Your ability to transfer and maintain the final adjudicated U.S. government Secret clearance (must be in-scope or enrolled in Continuous Evaluation) and any program access(es) required for the position within a reasonable period of time, as determined by the Company.
Must have Instrumentation experience.
Preferred Qualifications:
Familiarity with deliverable air vehicle equipment installations, sheet metal, machined, and composite part design, test pod design, and OML/IML installations.
Advanced degree in Aerospace or Mechanical Engineering.
Proficiency with Siemens NX or similar 3D modeling software and/or Siemens Capital Logic, HarneSys, or AutoCAD electrical design software.
Proficiency with Siemens Teamcenter or similar Product Lifecycle Management software.
Understanding of GD&T and MBE methods.
Ability to perform under minimal direction and independently determine and develop approach to solutions.
#AS-FA3
Primary Level Salary Range: $98,400.00 - $147,600.00Secondary Level Salary Range: $122,800.00 - $184,200.00The 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.Skills Required
- Bachelor's degree in a STEM discipline with 5 years relevant experience OR Master's with 3 years OR PhD with 1 year (Principal-level qualifications)
- Bachelor's degree in a STEM discipline with 8 years relevant experience OR Master's with 6 years OR PhD with 4 years (Sr. Principal-level qualifications)
- Ability to transfer and maintain final adjudicated U.S. government Secret clearance (must be in-scope or enrolled in Continuous Evaluation)
- Instrumentation experience
- Familiarity with air vehicle equipment installations, sheet metal, machined and composite part design, test pod design, and OML/IML installations
- Advanced degree in Aerospace or Mechanical Engineering
- Proficiency with Siemens NX or similar 3D modeling software and/or Siemens Capital Logic, HarneSys, or AutoCAD electrical design software
- Proficiency with Siemens Teamcenter or similar Product Lifecycle Management software
- Understanding of GD&T and MBE methods
- Ability to perform under minimal direction and independently develop solutions
Northrop Grumman Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Northrop Grumman and has not been reviewed or approved by Northrop Grumman.
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Retirement Support — 401(k) matching is considered strong, with additional defined-benefit coverage for certain cohorts and options like catch-up contributions. Retirement programs are repeatedly highlighted as a core strength of the total rewards.
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Leave & Time Off Breadth — PTO, company-paid holidays, and compressed work schedules (such as 9/80) provide meaningful time away and flexibility. These scheduling options are cited as a major quality-of-life benefit across many locations.
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Parental & Family Support — Paid parental leave alongside caregiver leave, adoption assistance, and back-up care supports a range of family needs. These programs have been expanded recently, signaling continued investment in family support.
Northrop Grumman Insights
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We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation and respect. Your unique perspective will help achieve our shared vision for the future of global security. Every step of the way, you'll be supported by world-class training, employee resource groups and a comprehensive benefits package that enables greater health and happiness for you and your family. Worldwide and across disciplines, we’re challenging what’s possible for technology to protect people and places from undersea to outer space and into cyberspace. And we see the impact of our performance every day. We are Northrop Grumman, and we work on what matters—now, you too can make a difference. Explore opportunities in engineering, IT, manufacturing, business management, cybersecurity and more with us. Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action Employer.









