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Updated twice daily · Oct 18, 2026
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Sr. Principal Optical Subsystem I&T Engineer

Northrop GrummanChandler, AZFull-time$135,000.00 - $202,600.00

This senior engineer leads the Seeker Integrated Product Team’s efforts to integrate, validate, and troubleshoot electro-optical hardware, software, and firmware. They create test strategies and procedures, operate and maintain optical laboratories and test equipment, analyze results, and produce technical reports that demonstrate compliance with system requirements. The position also supports root-cause investigations, corrective actions, physics-based modeling, laboratory safety, and continuous improvement. Working closely with systems, design, and program teams, the engineer helps keep testing aligned with technical milestones and customer needs. It is well suited to an experienced optical or electro-optical engineer who can lead multidisciplinary teams, mentor others, and work hands-on with complex imaging and alignment systems under a DoD security environment.

Requirements

Bachelor’s degree in optical engineering, physics, electrical engineering, mechanical engineering, or related field plus 8 years of experience, or equivalent advanced-degree experienceActive U.S. DoD Secret clearance at applicationExperience with EO imaging systems from visible through LWIR, including optical design, alignment, integration, and testingHands-on expertise with optical test equipment, calibration, and free-space alignment toolsExperience developing test procedures, analyzing performance data, and applying root-cause/corrective-action methodsAbility to lead cross-disciplinary teams and communicate through strong technical writing and presentations
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Listed October 16, 2026 · Verify details with the employer before applying.

About Northrop Grumman

Defense contractor reporting 3,800+ Arizona workers (Oct. 2025); opened a Gilbert satellite building in October 2026 and says 350 jobs are moving there.

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