EO/IR Integration and Test Engineer

Leidos; Huntsville (AL); On-site; USD 70,000 - 126,000; Full time

Job summary

Leidos in Huntsville, AL seeks an EO/IR Integration & Test Engineer to lead cross-functional integration of advanced sensor systems. You will develop and execute integration and test plans, perform system-level testing, and coordinate across electrical, mechanical, and optical teams to ensure performance and reliability in lab and field environments.

The role requires a strong background in EO/IR technologies, test instrumentation, and problem-solving, with US Citizenship and ability to obtain a

Qualifications

• Bachelor's degree in Physics, Electrical/Mechanical/Optical/Systems Engineering or related field with 2–4 years of experience; or a Master's with <2 years experience.
• Experience in EO/IR sensor systems or related electro-optical technologies.
• Experience across electrical, mechanical, and optical disciplines.
• Knowledge of EO/IR components including detectors, optics, electronics, and mechanical assemblies.
• Experience with system-level testing, integration procedures, and validation methodologies.
• Proficiency with EO/IR test equipment (optical benches, thermal imaging, signal analyzers).
• Must be a US citizen and able to obtain/maintain a Final Secret Clearance; willing to relocate to Huntsville, AL.

Responsibilities

• Integrate EO/IR sensor systems across electrical, mechanical, and optical engineering disciplines.
• Coordinate with cross-functional teams to ensure seamless hardware, software, and optics integration.
• Develop and execute integration and test plans for complex sensor systems.
• Perform system-level testing, calibration and validation in lab and field environments.
• Troubleshoot multi-disciplinary integration issues across domains (electrical, mechanical, thermal, optical).
• Manage technical interfaces between subsystems (detectors, optics, electronics, mechanical assemblies).
• Document test procedures, results, and specifications for project records.

Skills

EO/IR integration

Cross- disciplinary

System-level testing

Test instrumentation

Problem solving

Security clearance (US)

Relocation to Huntsville

Education

Bachelors in Physics/EE/ME/Optical/Systems Eng

Masters (0-2 years exp)

Tools

Ubuntu/Linux

Python

MATLAB

C/C++

Job description

Description

The Sensor Systems Analysis and Engineering Portfolio at Leidos is seeking a highly motivated EO/IR Integration & Test Engineer to join our dynamic team in the development of cutting-edge EO/IR sensor systems. This role is critical in supporting the cross-functional integration and testing of advanced electro-optical and infrared sensor systems that enhance our capabilities in defense and aerospace applications. The ideal candidate will have a background in systems integration across electrical, mechanical, and optical domains, with a passion for innovative technology and proven experience in the development or integration of electro-optical technology.

Our program focuses on the development of state-of-the-art EO/IR sensor systems that are integral to modern defense solutions. These systems are designed to provide enhanced target detection and tracking capabilities, ensuring superior performance in various operational environments. As part of our team, you will contribute to the advancement of technologies that protect and serve and work alongside a skilled team of engineers, scientists, and software developers to design and develop new and existing solutions to support future fielded systems.

Original Posting:

September 8, 2026

Pay Range:

Pay Range $69,550.00 - $125,725.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Primary/Daily Responsibilities:

• Integration ofEO/IR sensor systems, coordinating across electrical, mechanical, and optical engineering disciplines.
• Interface with cross-functional teamsto ensure seamless integration of hardware, software, and optical components.
• Develop and executeintegration and test plansfor complex sensor systems, ensuring compliance with performance specifications and requirements.
• Conductsystem-level testing, calibration, and validationof EO/IR sensors in laboratory and field environments.
• Troubleshoot and resolvemulti-disciplinary integration issuesspanning electrical, mechanical, thermal, and optical domains.
• Manage technical interfacesbetween subsystems, including detectors, optics, electronics, and mechanical assemblies.
• Document integration processes, test procedures, test results, and technical specifications for project records.
• Participate in design reviews, integration reviews, and contribute to continuous improvement initiatives.
• Supportsystem commissioning, acceptance testing, and deliveryactivities.

Basic Qualifications:

• Bachelor's degree inPhysics, Electrical Engineering, Mechanical Engineering, Optical Engineering, Systems Engineering, or a related field, and 2 – 4 years of prior relevant experience; or Masters with less than 2 years of prior relevant experience; Additional education, experience or training will be considered in lieu of degree.
• Experiencein systems integration, with specific focus onEO/IR sensor systems or related electro-optical technologies.
• Proven experience working acrossmultiple engineering disciplines(electrical, mechanical, optical).
• Understanding ofEO/IR sensor componentsincluding detectors, optics, electronics, and mechanical assemblies.
• Experience withsystem-level testing, integration procedures, and validation methodologies.
• Proficiency withtest equipment and instrumentationrelevant to EO/IR systems (e.g., optical test benches, thermal imaging equipment, signal analyzers).
• Excellent problem-solving skills and attention to detail.
• Must be a resident or willing to relocate to the Huntsville, AL area.
• Candidate must be a US Citizen and possess (and be able to maintain) a Final Secret Clearance or meet the eligibility to obtain (and maintain) a Secret Clearance.

Preferred Qualifications:

• Experience withinfrared sensor technology, seeker systems, and targeting systems.
• Knowledge ofthermal management and environmental testingfor sensor systems.
• Experience withmilitary standards and regulationsrelated to defense systems (e.g., MIL-STD-810, MIL-STD-461).
• Familiarity withUbuntu or other Linux-based operating systems.
• Knowledge ofsoftware programming languages(e.g., Python, MATLAB, C/C++) for test automation and data analysis.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.