Tech jobs
Job listings
Principal Test Engineer
Date Posted: 2026-08-17

 Country: United States of America

 Location: US-AZ-TUCSON-M02 ~ 1151 E Hermans Rd ~ BLDG M02

 Position Role Type: Onsite

 U.S. Citizen, U.S. Person, or…
Principal Quality Assurance Engineer
MicroAire Surgical Instruments LLC As a part of the global industrial organization Marmon Holdings—which is backed by Berkshire Hathaway— you’ll be doing things that matter, leading at every level, and winning a better…
Principal Engineer - QA
Responsibilities: Design, implement, and execute the test cases for product features. Identify, record, and track bugs or enhancements early in the release life cycle. Create detailed, comprehensive, and…
Principal Test Engineer (Contingent)- Onsite
Principal Test Engineer defining verification strategies for cloud-based, distributed mission applications handling secure data ingestion and tagging, using DevSecOps pipelines and automated testing.
Principal Fab Test Engineer
Principal Test Engineer designs, maintains, and improves wafer-level test systems for advanced silicon-based MEMs wafers, using analog DC, RF parametric, and wafer sort tools while collaborating with cross-functional teams.
Sr Principal Flight Test Engineer
Lead flight-test planning, execution, and data analysis for radar systems on military aircraft, coordinating across engineering and customer teams while ensuring compliance with classified requirements.


Principal Software Automation/Test Engineer (Prisma Access)
Principal SQA engineer validating SD-WAN networking and security features for Palo Alto’s SASE platform, using Python/REST APIs to automate tests and troubleshoot issues.
Principal Hardware Integration, Analysis & Test Engineer
Principal engineer who integrates, tests, and troubleshoots radar receiver/exciter hardware, firmware, and software, analyzes RF/IQ data, and builds analysis tools (including AI/ML) to solve complex signal-processing issues.
Ingénieur(e) principal(e) en essais / Senior Test Engineer
Senior Test Engineer at Telesat designing and running RF/system-level tests for the upcoming LEO satellite constellation, using spectrum analyzers, signal generators, and satellite link emulators to validate Ka-band communications against DVB-S2(X)/RCS2 standards.
Senior Principal Flight Test Engineer- Gulfstream IV Flying Test Bed
Leads flight test engineering for a Gulfstream IV test-bed aircraft, planning and executing mechanical design, test procedures, and safety-critical flight campaigns while coordinating with cross-functional teams.
Principal Software Quality Assurance Engineer
A Moving Experience. Opportunity : We are looking for a Senior QA Automation Engineer who combines deep automation expertise with modern AI and cloud technologies. This role offers the opportunity to architect…
Principal Test Engineer - Opto-E
Molex possesses a rich heritage in the optical industry. We provide the highest performing and field-proven wavelength management solutions, from components and modules to integrated line-cards. Continuous innovation…
Principal Software Engineer- SDET
Leads SDET efforts for HPE’s datacenter networking team, designing and automating large-scale cloud-native test frameworks for protocols like EVPN/VXLAN and BGP, with expertise in Python/Golang, Kubernetes, and observability tools.
Principal Software Engineer- SDET
Principal SDET designing and automating tests for HPE’s cloud-native datacenter networking products, focusing on protocols like EVPN/VXLAN and BGP with Python/Golang automation and CI/CD integration.
Principal Test Engineer
Envision Innovative Solutions, delivers mission-focused technology solutions to the Intelligence Community and Department of Defense. Since 2006, we have supported critical national security programs by building…
Test Automation Engineer - Principal & Senior Roles
Design and maintain automated test frameworks for a UK digital insurer, using AI tools to accelerate test creation and validate AI-enabled solutions while mentoring teams.