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Senior Principal Subsystems Engineer (Melbourne, FL)

Requisition ID: R10063833

  • Category IconCategory: Engineering
  • Location IconLocation: Melbourne, Florida, United States of America
  • Citizenship IconCitizenship Required: United States Citizenship
  • Clearance IconClearance Type: Secret
  • Telecommute IconTelecommute: No- Teleworking not available for this position
  • Shift IconShift: 1st Shift (United States of America)
  • Travel IconTravel Required: Yes, 10% 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.

Job Description

Northrop Grumman Aeronautics Systems has multiple openings for Sr Principal Subsystems Engineers with experience in subsystems design and analysis to join our team of qualified, diverse individuals within our Vehicle Engineering Organization. These roles are located in Melbourne, FL.  

In these roles, candidates may be involved in multiple aspects in the development of aircraft subsystems, such as design, analysis, requirements, test data post processing, and working shipside to help troubleshoot issues.  These aircraft subsystems include, but are not limited to, Environmental Control Systems, Liquid Cooling Systems, Fuel Systems, Hydraulic Systems, Fire Protection, Secondary Power Systems, Mechanical systems, Weapons Integration, Landing Gear Systems and Crew Systems and Equipment Integration.

Key Responsibilities:

  • Capable of working independently under general supervision and as part of a large multi-disciplined team.
  • Tasking may include performing system related analysis in support of the development of aircraft subsystems as well as the integration of aircraft avionics and the installation of various aircraft hardware. Analysis includes, but not limited to, subsystem performance modeling, kinematic analysis, liquid cooling systems, air cycle systems, fluid distribution systems, and compartment temperature assessments as influenced by structural heat transfer and compartment heat sources.
  • Tasking may include performing Computational Fluid Dynamics (CFD) analysis in support of aircraft subsystem integration and heat transfer modeling activities. May also include modeling fluid systems to assess fluid velocities and heat transfer coefficients over complex geometries.
  • Tasking may include responsible engineer activities, which include all aspects of system/component design and development including trade studies, layouts, architecture definition, system test & verification, and troubleshooting.  These activities may also include participating on a subcontractor management team and will act as the technical point of contact with suppliers for hardware development, qualification, and procurement. 
  • Tasking may include system level test planning, execution support, verification, data processing, and troubleshooting.
  • Tasking may include system level evaluations to verify requirements and ensure airworthiness criteria are met.
  • Tasking may include subsystem routing of transport elements (hydraulic, ECS, Fuel) and/or electrical cable system lines.
  • Tasking may include crew station design, equipment payload integration, secondary structure, rack design.
  • Tasking may include armament integration, field of view studies, kinematic range of motion studies, weapons carriage hardware design.
  • Attend internal program, customer and/or supplier technical exchange meetings and/or formal program milestone reviews to provide and/or obtain progress status updates. 
  • The selected candidate should thrive in a fast-paced work environment with high expectations, significantly diverse assignments, and collaborative/team settings across all levels.

Basic Qualifications:

  • The basic qualifications of the Sr. Principal Mechanical Engineer are a Bachelor of Science degree in a STEM discipline AND 9 years of engineering experience, OR Master’s degree AND 7 years of engineering experience.
  • Must have the ability to obtain and maintain a DoD Secret clearance.
  • Must have the ability to obtain and maintain Special Access Program (SAP) clearance prior to the commencement of employment.

Preferred Qualifications:

  • Have an active DoD Secret or higher clearance (with a background investigation completed within the last 6 years or currently enrolled into Continuous Evaluation).
  • Current/active Special Program Access (PAR/SAP).
  • Master’s degree in Mechanical or Aerospace Engineering with focus on kinematics, thermodynamic, fluid mechanic and heat transfer disciplines.
  • Experience with aircraft subsystem development, with requirements definition, specification development, component analysis, procurement, source selection, integration and test and verification for advance aircraft. 
  • Experience performing thermodynamic, fluid mechanic and/or heat transfer analysis related to military/commercial aircraft and subsystems.
  • Experience modeling fluid systems utilizing Amesim, Matlab/Simulink, Thermal Desktop, and/or STAR-CCM+ software.
  • Experience using MSC ADAMS and/or NX Motion Simulation.
  • Experience using Siemens NX 3D modeling tools
  • Experience with the military airworthiness certification process using MIL-HDBK-516.
  • Experience interpreting component detail drawings, specifications, installation drawings, and test procedures.
  • Experience in supporting pursuits and proposals, including generating, reviewing, and approving technical proposals and BOEs.
  • Demonstrated experience in leadership related to integrated product teams, including supplier and customer (internal and external) relations

Salary Range: $98,700 USD - $148,100 USD

Employees may be eligible for 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 health and safety of our employees and their families is a top priority. The company encourages employees to remain up-to-date on their COVID-19 vaccinations. U.S. Northrop Grumman employees may be required, in the future, to be vaccinated or have an approved disability/medical or religious accommodation, pursuant to future court decisions and/or government action on the currently stayed federal contractor vaccine mandate under Executive Order 14042 https://www.saferfederalworkforce.gov/contractors/.

Northrop Grumman is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity/Affirmative Action 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/AA and Pay Transparency statement, please visit http://www.northropgrumman.com/EEO. U.S. Citizenship is required for most positions.



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What's great about
Northrop Grumman

  1. Be part of a culture that thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work.
  2. Use your skills to build and deliver innovative tech solutions that protect the world and shape a better future.
  3. Enjoy benefits like work-life balance, education assistance and paid time off.


Did you know?

Northrop Grumman leads the industry team for NASA’s James Webb Space Telescope, the largest, most complex and powerful space telescope ever built. Launched in December 2021, the telescope incorporates innovative design, advanced technology, and groundbreaking engineering, and will fundamentally alter our understanding of the universe.