# Principal Integration & Test Engineer at Rocket Lab

Rocket Lab is hiring a Principal Integration & Test Engineer. Level rates it Little AI ●○○○; you can [apply on Level](https://jobsbylevel.com/go/82216696-fd61-47a3-b60e-ac3f6fd658e6?utm_medium=ai-agent).

AI Level 1, AI centrality 35 out of 100. Tucson, AZ.

## Details

- Company: [Rocket Lab](https://jobsbylevel.com/companies/rocket-lab)
- AI level: AI Level 1 (score 35 out of 100)
- Location: Tucson, AZ
- Posted: October 14, 2026
- Apply: https://jobsbylevel.com/go/82216696-fd61-47a3-b60e-ac3f6fd658e6?utm_medium=ai-agent

## Description

ABOUT ROCKET LAB Rocket Lab is the end-to-end space company building rockets, spacecraft, and critical subsystems that keep the world connected, protected, expand humanity’s reach to the Moon, Mars, and beyond. We move fast, build real hardware for meaningful missions, and make the impossible routine. Come shape the future with us. SPACE SYSTEMS Rocket Lab’s Space Systems division builds complete spacecraft, precision payloads to the components and subsystems that allow them to thrive in space including solar panels, flight software, star trackers, optical systems, separation systems, and radios. The Space Systems division has enabled more than 1,700 missions, ranging from interplanetary exploration, in-space manufacturing to national security and defense initiatives. We have built spacecraft, payloads, and components for missions to the Moon and Mars, working with partners including NASA, the Space Development Agency, and the U.S. Space Force. Whether it’s a single high-performance spacecraft, constellation, or the vertically integrated components that help get to space — our Space Systems division is empowering the boldest and most ambitious space missions. PRINCIPAL INTEGRATION & TEST ENGINEER Rocket Lab Optical Systems solves mission-critical space domain and Intelligence, Surveillance, and Reconnaissance challenges for Department of Defense and Intelligence Community customers. Our vision is to revolutionize the space-based payload market with innovative and novel designs for space, terrestrial, and airborne environments. Building on more than 20 years of electro-optical and infrared systems innovation from Geost, Rocket Lab Optical Systems delivers solutions to the warfighter for responsive, scalable sensing solutions across all orbital domains. As a Principal Integration & Test Engineer for Rocket Lab Optical Systems in Tucson, AZ, you will play a key role in integration, alignment, calibration, and verification of advanced EO/IR payloads that support national defense space missions. This role is hands-on and highly technical, involving optical bench setup, metrology, environmental test readiness, and performance validation. WHAT YOU’LL GET TO DO: Lead integration, alignment, calibration, and verification activities for advanced EO/IR optical payloads used in spaceborne sensor systems Execute hands-on optical integration tasks including optical bench setup, alignment, metrology, and environmental test readiness—we build beautiful things Develop and refine test procedures, optical characterization methods, and performance-validation processes Support environmental tests (TVAC, vibe, shock), monitor optical performance, and ensure compliance with mission requirements Drive resolution of integration issues, test anomalies, and optical performance deviations—we hustle and we do the impossible Work cross-functionally with Mechanical, Electrical, Systems, and AIT teams to ensure seamless optical-mechanical-electrical integration Support customer reviews, data packages, and technical briefings Identify opportunities to improve alignment methods, test tooling, and data-analysis workflows YOU’LL BRING THESE QUALIFICATIONS PRINCIPAL INTEGRATION & TEST ENGINEER: Bachelor’s degree in Optical Engineering, Physics, or related field 12+ years of experience integration and test of complex systems U.S. citizenship with ability to obtain and maintain a security clearance Experience in optical system integration, test, or verification Hands-on experience with optical alignment, metrology, interferometry, and imaging-system characterization Familiarity with optical benches, cleanroom practices, contamination control, and environmental testing Strong data analysis, troubleshooting, and problem-solving skills THESE QUALIFICATIONS WOULD BE NICE TO HAVE: Experience with EO/IR payloads, infrared focal planes, or space-based sensor systems Experience writing alignment procedures, test scripts, and verification plans Experience with automated

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Source: https://jobsbylevel.com/jobs/principal-integration-test-engineer-at-rocket-lab-da4ba4

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