1,000+ matching jobs for “Principal Test Engineer”

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RTX

AN/TPY-2 CAM Principal Systems Engineer

Woburn, Massachusetts, United States +1 location

Added Oct 27, 2026

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Palo Alto Networks

Sr. Principal/Architect Engineer Software - Storage (Chronosphere)

New York City, New York, United States +1 location

… volumes spanning hundreds of millions of telemetry events per second. You will ● Design, implement, and test enhancements to Control APIs and services, including rule evaluation, policy enforcement, advanced …

Added Oct 27, 2026

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RTX

Radar Analog and Power Design Principal Electrical Engineer

Marlborough, Massachusetts, United States

… proven designs based on system performance and operational specifications. Design, analyze, simulate, test, and document power conversion (and related analog) circuitry. Resolve production issues related to …

Added Oct 27, 2026

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Northrop Grumman

Sentinel - Sr Principal Metals & Corrosion Material Process Engineer- *17364

United States-Utah-Roy

Pay posted by employer$111,700–$167,500

… of history, they're making history. Strategic Deterrent Systems (SDS) located in Roy, UT is seeking a Sr Principal Metals & Corrosion Material Process Engineer to join our team of highly qualified and diverse individuals. …

Added Nov 3, 2026

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Palo Alto Networks

Principal AI Tool Engineer for Software Automation/Testing

Office - USA - CA - Headquarters

… for model validation, regression testing, and benchmarking Create evaluation datasets, synthetic data, and test scenarios for edge cases Implement metrics to assess accuracy, robustness, latency, and safety Develop …

Added Oct 27, 2026

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Marvell Technology

Senior Principal Engineer – Hardware Chip Lead, Connectivity BU

Santa Clara, California, United States

Full time
Regular

… teams including analog design, digital design, DV, DFT, physical design, STA, firmware, validation, ATE/test engineering, product engineering, and quality · Manage and communicate program status, risks, and …

Added Nov 3, 2026

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Palo Alto Networks

Principal Engineer, Software - Backend, AI Observability/Evaluations (Chronosphere)

Victoria, Australia

… agents, and retrieval-augmented generation (RAG) applications. Our team enables customers to systematically test, measure, and benchmark AI agents and applications before deployment and monitor how they behave in …

Added Oct 27, 2026

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RTX

30K Propulsion System Performance Principal Engineer P4 (Onsite)

East Hartford, Connecticut, United States

… and active fleet support. EDSI is seeking a highly motivated, team oriented, and results driven PSA Engineer to support development of the Geared Turbofan PW1100G-JM and PW1100G-2-JM engine program - the most …

Added Oct 27, 2026

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Northrop Grumman

Senior Principal Engineer Software - Simulation (Oklahoma City or Melbourne FL)

United States-Oklahoma-Oklahoma City +1 location

Pay posted by employer$116,300–$184,200

… part of history, they're making history. Northrop Grumman Aeronautics Systems has an opening for a Senior Principal Engineer Software - Simulation to join our team of qualified, diverse individuals within our Software …

Added Nov 3, 2026

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RTX

Principal Systems Engineer, Radar Data Analysis - AN/TPY-2

Woburn, Massachusetts, United States

… more secure world. Join us and help shape the future of aerospace and defense The Systems Engineering and Test Capabilities (SE&TC) Surface Radars and Sensors Center is seeking a talented Principal Systems Engineer to …

Added Oct 27, 2026

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RTX

Principal Project Engineer, Mechanical Systems, Externals and Nacelles (Hybrid)

US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110

As a Principal Project Engineer, you will provide leadership and project management to a cross‑functional Integrated …

Added Oct 27, 2026

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RTX

Principal Project Engineer, Mechanical Systems, Externals and Nacelles (Onsite)

US-PR-AGUADILLA-110 ~ Rd 110 N Km 28.8 ~ RD110

As a Principal Project Engineer, you will provide leadership and project management to a cross‑functional Integrated …

Added Oct 27, 2026

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RTX

Senior Principal Electrical Engineer-FPGA Design - Onsite Tucson, AZ

Tucson, Arizona, United States

… are deployed all over the world, from the ground to exoatmospheric environments and into space. As a Senior Principal FPGA Design Engineer you will develop FPGA designs for all major vendors and device families including: …

Added Oct 27, 2026

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Northrop Grumman

Senior Principal Systems Engineer - State Estimation and Target Tracking

United States-Maryland-Linthicum

Pay posted by employer$135,800–$203,600

… and track Radar waveforms and electronic surveillance measure returns. Early in the system lifecycle, Principal systems engineers develop parametric representations, visualizations and data driven analysis to support …

Added Nov 3, 2026

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Northrop Grumman

Sr Principal System Administrator

United States-California-Edwards AFB

Pay posted by employer$129,300–$193,900

… a part of history, they're making history. Northrop Grumman’s Aeronautics Systems sector is seeking a Sr. Principal Systems Administrator. This onsite position is located at Edwards AFB, CA. ESSENTIAL FUNCTIONS: Provide …

Added Nov 3, 2026

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KLA

Principal Research Scientist

Newport, United Kingdom

Full time
Regular

Added Oct 15, 2026

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Hewlett Packard Enterprise

Principal Systems/Software Engineer Cloud & On-Premise Software Development

San Juan, San Juan, Puerto Rico

… to deliver complex software solutions. Ensure high-quality software delivery by writing robust Unit Test cases, improving code coverage through automation, validating new and existing functionality, and …

Added Nov 3, 2026

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RTX

Principal System Security Engineer (Cybersecurity) - P4 (Onsite-Tewksbury, MA)

Tewksbury, Massachusetts, United States

… world. Join us and help shape the future of aerospace and defense. Raytheon is seeking a well-qualified Principal System Security Engineer (Cybersecurity) -P4 to join our elite Systems Security Engineering (SSE) team in …

Added Oct 27, 2026

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Nvidia

Principal Software Engineer, Rack-Scale System Software — CSP Engagements

Santa Clara, California, United States +3 locations

We're looking for a Principal Software Engineer to join our CSP Engagements team as the technical focal point for rack-scale system …

Added Oct 27, 2026

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Northrop Grumman

Sr Principal Material Process Engineer (EEEE parts)-17366

United States-Utah-Roy

Pay posted by employer$111,700–$167,500

… Requirements • Work with manufacturing and Component vendors to resolve qualification, producibility, and test issues with parts and Circuit Card Assemblies • Review Bill-of-Materials, new part approval requests, and …

Added Nov 3, 2026

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RTX

Radar Analog and Power Design Principal Electrical Engineer

Marlborough, Massachusetts, United States

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About this opportunity

Original employer description

Date Posted:

2026-10-06



Country:

United States of America



Location:

US-MA-MARLBOROUGH-MA3 ~ 1001 Boston Post Rd ~ BLDG 3



Position Role Type:

Onsite



U.S. Citizen, U.S. Person, or Immigration Status Requirements:

The ability to obtain and maintain a U.S. government issued security clearance is required. U.S. citizenship is required, as only U.S. citizens are eligible for a security clearance



Security Clearance Type:

DoD Clearance: Secret



Security Clearance Status:

Active and existing security clearance required after day 1

At Raytheon, the foundation of everything we do is rooted in our values and a higher calling – to help our nation and allies defend freedoms and deter aggression. We bring the strength of more than 100 years of experience and renowned engineering expertise to meet the needs of today’s mission and stay ahead of tomorrow’s threat. Our team solves tough, meaningful problems that create a safer, more secure world.

The Radar Analog and Power Department is seeking electrical engineers with knowledge of analog electronics, power electronics, power systems, and/or control systems. The ideal candidate possesses a strong combination of design experience, electronics knowledge, and hands-on laboratory skills.

The department is responsible for design engineering including the following areas:

Power System Design - Power System Noise, System Simulation and Modeling, Solid State Transmitters, Tube Transmitters, High Voltage Design, Power Sources, Generators
Power Conversion - AC/DC, DC/DC and DC/AC, Linear and Switching Supplies, Power Factor Correction (PFC), Zero Voltage Switching (ZVS), Resonant Circuits, Synchronization, Noise Controls
Power Distribution - Ground, Air, and Shipboard, Power Generation, Line Voltage, High Current, Low Voltage, Micro-Power, DC, AC, Multi-Phase Power Control, Fault Reporting, Isolation, Protection Circuits, Redundant Systems
Power Sub-System Design - Filters, Harmonic Control, EMI, Circuit Simulation, Magnetics, Protective Relay Systems, Short Circuit and Stress Analyses
Control Systems – Servo Control Systems, Motor/Power/Process Control, Digital Feedback Systems, Command Generation, Inertial Stabilization, Navigation Algorithms

This position is an onsite role.

What you will do

Work closely with a team of engineers to develop proven designs based on system performance and operational specifications.
Design, analyze, simulate, test, and document power conversion (and related analog) circuitry.
Resolve production issues related to existing product designs
Work to further our department’s mastery of digital power conversion concepts and help develop related best practices.
Perform design work within the bounds of a given schedule.
Present reviews of technical data to program leadership, technical staff, and customer community. Manage related risk discussions.
Lead small teams to success with schedule, budget, and technical execution
Engage in personal technical growth and facilitate technical growth in peers and junior engineers. Help to understand what opportunities are needed to mature the organization on the technical front.
Regular travel to Tewksbury, MA; Marlborough, MA; Andover, MA; Woburn, MA; and/or Pelham, NH may be required depending on the assignment.

Qualifications you must have

Bachelor’s or Master’s degree in Electrical Engineering or related Science, Technology, Engineering, or Mathematics (STEM) major.
Minimum of 8+ years of design and/or production experience with power systems, power conversion, power distribution, power sub-system design and/or control systems
Experience in modeling and simulation using PSPICE, MATLAB/Simulink, or similar computer-based tools.
Experience with a schematic capture CAD package

Qualifications we prefer

Advanced degree in Electrical Engineering
Hardware development experience in the Department of Defense (DoD) environment
Demonstrated ability to lead/manage a technical team to achieve schedule, budget, and technical commitments
Experience generating technical documentation and reports
Experience with requirements development and decomposition
Knowledge of test and production methods for electronics/power system components
Experience interfacing with procurement and manufacturing as well as external suppliers to ensure proper implementation of product designs
Experience interfacing with DoD customer community
Proposal development experience
Experience with intellectual property generation (patents & publications)
Existing security clearance
Excellent written and verbal communication

What We Offer

Our values drive our actions, behaviors, and performance with a vision for a safer, more connected world. At RTX we value: Safety, Trust, Respect, Accountability, Collaboration, and Innovation.
Relocation Eligibility: This position is eligible for relocation

Learn More & Apply Now!

Please consider the following role type definition as you apply for this role.
- Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance employees, as they are essential to the development of our products.
Clearance Information: This position requires a security clearance. DCSA Consolidated Adjudication Services (DCSA CAS), an agency of the Department of Defense, handles and adjudicates the security clearance process. More information about Security Clearances can be found on the US Department of State government website here: https://www.state.gov/m/ds/clearances/c10978.htm

Location:

Massachusetts locations

#LI-SP1

As part of our commitment to maintaining a secure hiring process, candidates may be asked to attend select steps of the interview process in-person at one of our office locations, regardless of whether the role is designated as on-site, hybrid or remote.

The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate’s work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company’s performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans’ Readjustment Assistance Act.

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