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

30K Propulsion System Performance Principal Engineer P4 (Onsite)

East Hartford, Connecticut, United States

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About this opportunity

Original employer description

Date Posted:

2026-10-09



Country:

United States of America



Location:

US-CT-EAST HARTFORD-ETC ~ 400 Main St ~ BLDG ETC



Position Role Type:

Onsite



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

This job requires a U.S. Person. A U.S. Person is a lawful permanent resident as defined in 8 U.S.C. 1101(a)(20) or who is a protected individual as defined by 8 U.S.C. 1324b(a)(3). U.S. citizens, U.S. nationals, U.S. permanent residents, or individuals granted refugee or asylee status in the U.S. are considered U.S. persons. For a complete definition of “U.S. Person” go here. https://www.ecfr.gov/current/title-22/chapter-I/subchapter-M/part-120/subpart-C/section-120.62



Security Clearance Type:

None/Not Required



Security Clearance Status:

Not Required

At RTX, the world largest aerospace and defense company, 185,000 great minds are united by purpose and inspired to make a difference solving the world’s most complex problems. With our three market leading businesses, world-class operations and investments in research and development, we offer capabilities and opportunity no one else can. Together, we push the boundaries of known science and find new ways to connect and protect our world.

Pratt & Whitney is a world leader in the design, manufacture and service of aircraft engines and auxiliary power systems and has been revolutionizing modern flight for over 100 years. Join us and help shape the future of aerospace and defense.

What you Will Do:

Engine Design & Systems Integration (EDSI) is a dynamic Systems Engineering organization focused on development and certification of commercial, military, and industrial gas turbine engines. EDSI is responsible for overall engine system definition including thermodynamic cycle and architecture, system structural design, requirements management, air vehicle systems integration, and certification. The EDSI Propulsion Systems Analysis (PSA) organization has specific responsibility for engine performance, operability, system modeling, validation, certification, production & aftermarket support, 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 advanced propulsion system for the Airbus A320NEO/A321NEO commercial jetliner. Strong technical and communication skills are required to drive product improvements, manage safety items to resolution, and to delight our customers.

Key Responsibilities:

Provide prompt data review & recommendation to CTS (Customer Technical Support) when an event occurs. Integration with ED&L, ASDI, Lube Systems, & CIPTs will be required for certain events.
Create & present technical review content of Field Events and studies to customers, CTS, SIPT, and executive leadership.
Ensure smooth Entry Into Service (EIS) for the GTF-Advantage engines. Review initial data trending against the currently fielded Base population. Support Development Test actions driven by Field learning.
Put safety and customer first – resolve AOG cases with urgency while never conceding on the safety or our product. Support EPI and CIPTs in Potential Hazards and Safety Risk Assessments.
Support Production, Aftermarket and Fielded engine performance with a focus on the following areas: performance trending, statistical process control, limit exceedance and quality assurance dispositions, effectivity of overhaul work scope via gas generator component analysis, deterioration modeling and trend shift diagnosis via gas generator component analysis.
Conduct system trade studies to optimize the engine thermodynamic cycle for performance, durability, time on wing, operability, and other system metrics.
Plan and execute engine validation testing for Test-As-Received assets from the Field and Development testing for product upgrades.
Integrate activities of the systems organization with component groups, partners, operators, CTS, and production and aftermarket sites
Identify and drive strategic transformation of tools and processes.
Develop talent and engineering proficiency by mentoring and training peers.

Qualifications You Must Have:

Bachelor’s degree in STEM (Science, Technology, Engineering or Mathematics) with 8+ years of experience in a technical assignment within an Aerospace Engineering organization, AND/OR an advanced degree with 5+ years of experience in a technical assignment within an Aerospace

Qualifications We Prefer:

Competent in one or more of the following engineering disciplines: thermodynamics and engine performance, aerodynamics, heat transfer & secondary flow, statistics, functional integration, validation testing and software design.

Practical experience with commercial engine certification and revenue service support.
Proficiency in Data Analytics Tools & Methods.
Proficiency in coding languages such as Python, Matlab, NPSS or equivalent.
Project Management experience.

What We Offer:

Benefits
Relocation Assistance

Learn More & Apply Now!

Department Overview:

EDSI Commercial Engines Programs (CE) and Military Engines Programs (ME)

The EDSI Commercial Engines and Military Engines organizations are focused on delivering systems solutions to meet customer requirements, driving engineering quality and productivity, and developing the next generation of systems engineers. EDSI is responsible for the integration of components, modules, and sub-systems into world class commercial and military propulsion systems.

What is my role type?

In addition to transforming the future of flight, we are also transforming how and where we work. We’ve introduced role types to help you understand how you will operate in our blended work environment.

Onsite: Employees who are working in Onsite roles will work primarily onsite. This includes all production and maintenance workers, as they are essential to the development of our engines.

Candidates will learn more about role type and current site status throughout the recruiting process. For onsite and hybrid roles, commuting to and from the assigned site is the employee’s personal responsibility.

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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