Principal/Sr. Principal Experimental Physicist with Security Clearance

Annapolis Junction, Maryland

Salary Details: $127400.00 - 191200.00 a year

Northrop Grumman
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RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: None TRAVEL: Yes, 10% of the Time Description 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. Northrop Grumman Mission Systems is a trusted provider of mission-enabling solutions for global security. Our Engineering and Sciences (E&S) organization pushes the boundaries of innovation, redefines engineering capabilities, and drives advances in various sciences. Our team is chartered with providing the skills, innovative technologies to develop, design, produce and sustain optimized product lines across the sector while providing a decisive advantage to the warfighter. Come be a part of our mission. Northrop Grumman Mission Systems (NGMS) is seeking candidates for the position of Principal/Senior Principal Experimental Physicist to support advanced technology development programs. This position is on site in Linthicum, MD OR Annapolis Junction, MD. This position requires full-time on-site support at our Linthicum, MD location or our Annapolis Junction, MD . Responsibilities: Characterize the electrical/ thermal properties and performance of superconducting circuits at cryogenic temperatures.
Development and implementation of advanced test equipment, methods, and procedures.
Collect, analyze, interpret and manage test data. Effectively summarize and communicate results to peers and stakeholders.
Support the current and future development of test platforms within function, cost, and schedule constraints.
Document equipment and test requirements/ procedures.
Help define changes to improve testing methodology, equipment, testing procedures, and manufacturing processes.
Collaborate with test/ design/ software/ operations teams to assess device function /performance and understand potential impact to system applications. This position may be filled as a principal or Sr. Principal level based on the requirements below. Basic Qualifications for Principal Experimental Physicist: Bachelor's degree in Science, Technology, Engineering, or Mathematics (STEM) with 5 years of relevant experience; Master's degree in STEM related field with 3 years' of relevant technical experience OR Masters' degree in STEM related field and currently enrolled in a PhD program with a completion date prior to start with 1 year of relevant technical experience OR PhD in STEM related field with 1 year of relevant technical experience. Research lab experience using electrical/ computer equipment (e.g. Network Analyzer, Oscilloscope, Arbitrary Waveform Generator, FPGA etc.).
Trouble shooting and system integration experience.
Skilled coding for lab testing and data analysis. (e.g. Python, Matlab, C, C )
Demonstrated ability to work both independently and collaboratively in a team
Demonstrated analytic skills and data analysis experience.
This position requires the applicant to be a U.S. Citizen.
Ability to obtain and maintain a U.S. government security clearance per customers' requirements. Basic Qualifications for Sr. Principal Experimental Physicist: Bachelor's Degree in Science, Technology, Engineering, or Mathematics (STEM) with 8 years of relevant technical experience; Master's Degree in STEM related field with 6 years' of relevant technical experience; PhD in STEM related field with 4 years of relevant technical experience.
Research lab experience using electrical/ computer equipment (e.g. Network Analyzer, Oscilloscope, Arbitrary Waveform Generator, FPGA etc.).
Trouble shooting, system integration and instrument automation experience.
Skilled coding for lab testing and data analysis (e.g. Python, Matlab, C, C ).
Demonstrated ability to work both independently and collaboratively in a team
Demonstrated analytic skills and data analysis experience.
This position requires the applicant to be a U.S. Citizen.
Ability to obtain and maintain a U.S. government security clearance per customers' requirements. Preferred Qualifications for both Principal and Sr. Principal Experimental Physicist: PhD degree in either Physics, Mathematics, or a related engineering field.
Knowledge of the principles of Superconductivity, Quantum mechanics, and microelectronic device physics.
Experience in cryogenic laboratory environment.
Experience in leading projects or small technical teams.
Experience in low current measurements, advanced test development, operations, and automation.
Experience in applied noise characterization and applied RF testing of superconducting devices.
Active U.S. Government security clearance. Salary Range: $127,400.00 - $191,200.00Salary Range 2: $158,600.00 - $238,000.00 The 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 U.S. Citizenship is required for all positions with a government clearance and certain other restricted positions.
Date Posted: 14 June 2025
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