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Principal ​/ Sr Principal Engineer Aeronautical - Hardware Avionics

Remote / Online - Candidates ideally in
San Diego, San Diego County, California, 92189, USA
Listing for: Northrop Grumman Corp. (AU)
Per diem, Remote/Work from Home position
Listed on 2026-08-22
Job specializations:
  • Engineering
    Systems Engineer, Aerospace / Aviation / Avionics, Test Engineer
Salary/Wage Range or Industry Benchmark: 114000 - 213400 USD Yearly USD 114000.00 213400.00 YEAR
Job Description & How to Apply Below

Relocation Assistance

Relocation assistance may be available.

Clearance, Travel, and Location

Clearance required for start:
No. Clearance type:
Secret. Travel:
Yes, 10% of the time. Position will be located in Rancho Bernardo (San Diego), CA. Regular presence at the site is required, with a hybrid schedule of remote and on-site work as needed.

Position Overview

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 Aeronautics Systems has an opening for a Principal Engineer Aeronautical
- Hardware Avionics (Level
3) or Senior Principal Engineer Aeronautical
- Hardware Avionics (Level
4) to join our Air Vehicle Hardware Avionics team of qualified, diverse individuals. This role will be located in Rancho Bernardo (San Diego), CA.

Note:

This position requires regular presence at our Rancho Bernardo (San Diego) site, with a hybrid work schedule that includes both remote work and on-site lab work as needed to support business needs.

Key Responsibilities
  • Integrate IFF and TCAS hardware, accounting for hardware capabilities / limitations, defining interfaces, and addressing interoperability standards.
  • Conduct investigations, system testing, and flight testing in lab environments.
  • Provide remote and on-site troubleshooting for production and field issues.
  • Support proposal development and evaluation, technical planning, verification & validation, cost & risk analysis, and trade studies.
  • Ensure the logical and systematic conversion of customer or product requirements into total system solutions that balance technical, schedule, and cost constraints.
Basic Qualifications Principal Engineer Aeronautical
- Hardware Avionics (Level
3)
  • Must have a Bachelor’s Degree in a STEM discipline and 5 years of related professional/military experience; OR a Master’s Degree in a STEM discipline and 3 years of related professional/military experience; OR a Ph.D. in a STEM discipline and 1 year of related professional/military experience.
  • Must have the ability to obtain and maintain a U.S. Government Secret clearance and Special Access Program (SAP) within a reasonable amount of time as determined by business needs.
  • Experience with Matlab and core Microsoft Office applications (such as Word, Excel, Project, and Visio).
  • Hands‑on experience utilizing test equipment (such as oscilloscopes, signal generators, signal analyzers, multi‑meters, etc.).
  • Experience with Identification Friend or Foe (IFF) and/or Traffic Alert and Collision Avoidance System (TCAS) transponders, including their operation, maintenance, integration, or design.
Senior Principal Engineer Aeronautical
- Hardware Avionics (Level
4)
  • Must have a Bachelor’s Degree in a STEM discipline and 8 years of related professional/military experience; OR a Master’s Degree in a STEM discipline and 6 years of related professional/military experience; OR a Ph.D. in a STEM discipline and 4 years of related professional/military experience.
  • Must have the ability to obtain and maintain a U.S. Government Secret clearance and Special Access Program (SAP) within a reasonable amount of time as determined by business needs.
  • Experience with Matlab and core Microsoft Office applications (such as Word, Excel, Project, and Visio).
  • Hands‑on experience utilizing test equipment (such as oscilloscopes, signal generators, signal analyzers, multi‑meters, etc.).
  • Experience with Identification Friend or Foe (IFF) and/or Traffic Alert and Collision Avoidance System (TCAS)…
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