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Sr. Principal Thermal Systems Engineer, Transformational Computing

Requisition ID: R10108148

  • CategoryCategory: Engineering
  • Location Location: Linthicum, MD, USA   |  Annapolis Junction, MD, USA +1 more
  • Citizenship RequirementsCitizenship Required: United States Citizenship
  • Security Clearance TypeClearance Type: Polygraph
  • TelecommuteTelecommute: No- Teleworking not available for this position
  • ShiftShift: 1st Shift (United States of America)
  • Travel RequirementsTravel Required: Yes, 10% of the Time
  • Relocation AssistanceRelocation Assistance: Relocation assistance may be available
  • Number of Positions AvailablePositions Available: 4

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.

The Transformational Computing business within Northrop Grumman Mission Systems (NGMS) is a highly motivated, talented, and growing organization focused on advancing the science and engineering of superconducting electronic systems into new capabilities and products. Transformational Computing is developing the technologies to transform computing beyond Moore’s Law by advancing development of computer architectures, processing and memory subsystems, and large scale high performance computing systems.

The Systems Engineering group is seeking Thermal Engineers to join our Simulation and Modeling team to perform front-end system design activities and product development. Reporting to the Systems Engineering Lead, the Thermal Engineer will collaborate with research scientists and product teams to perform system architecture and design activities.  While the focus is on hardware/software systems, a cross-functional team will be needed that can apply aspects of microwave and analog electronics, digital hardware design, mechanical and thermal design, and environmental control.

This position will serve on-site in Linthicum/ Annapolis Junction, MD.


  • Research and implement new thermal management technologies.
  • Develop analytical models to predict thermal performance of cryogenic systems.
  • Design, develop and perform testing on thermal systems operating a cryogenic temperature.
  • Help to design and develop custom test hardware fixtures and testing facilities.

Basic Qualifications for Sr. Principal Thermal Engineer:

  • Bachelor of Science in: Mechanical Engineering, Aerospace Engineering, Structural Engineering, Physics or related field specializing in thermodynamics and heat transfer with 9 years of experience, a M.S Degree with 7 years of experience or a PhD with 4 years of experience. Post graduate work will be considered.
  • Working knowledge of thermal analysis software (COMSOL, IcePak, Sinda/Fluint) or similar.
  • Strong problem solving and analytical skills.
  • Ability to communicate effectively to team members both verbally and in writing.
  • US Citizenship and the ability to obtain and maintain a TS/SCI with CI/FS poly clearance per business requirements.

Preferred Qualifications for Sr. Principal Thermal Engineer:

  • Design and analysis experience simulating heat transfer within superconducting circuitry.
  • Working Knowledge of cryogenic test systems; dilution Refrigeration, 4 kelvin cryo-coolers, Adiabatic Demagnetization Refrigeration (ADR) and liquid helium emersion.
  • Experience in modeling mechanical structures in; Solidworks, NX or similar.
  • Ability to adjust to changing priorities and requirements.
  • Active TS/SCI with CI/FS poly security clearance.

This position reports to Linthicum, MD, USA, however, this position can also be worked from Annapolis Junction, MD, MD, USA.

Salary Range: $123,800 USD - $194,500 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

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 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.