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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainably. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.

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Leidos’ Defense Systems, Sensor Systems Analysis & Engineering Portfolio, is seeking a Mid-level Infrared (IR) Sensor Systems Engineer to join our team for projects that involve the integration of IR sensor solutions. You will join a diverse team of junior-to-senior software developers, engineers, and scientists to help create unique solutions for complex problems. Our team solves important problems that make a difference and support our customers in the current and future defense of our nation; primarily in (but not limited to) the areas of sensor integration, testing, characterization, modeling, simulation, data analysis, and algorithm development for electro-optical/IR systems.

 The ideal engineering candidate will also demonstrate experience in and/or enthusiasm toward developing a broader technical capability to support overlapping engineering and scientific disciplines with but a particular focus on analyzing data to solve complex problems.

 The position requires excellent communication and organizational skills, attention to detail, and demonstrated proficiency in sensor integration, sensor testing in lab environments, and programming. The candidate is expected to be a multi-disciplined engineer that can make a variety of technical contributions immediately. Candidates will be expected to support multiple tasks in parallel, productively contribute to a team environment, and communicate effectively to management, coworkers, and customers.

If this sounds like the kind of environment where you can thrive, keep reading!

Leidos Defense Systems Sector provides a diverse portfolio of systems, solutions, and services covering land, sea, air, space, and cyberspace for customers worldwide. Solutions for Defense include enterprise and mission IT, large-scale intelligence systems, command and control, geospatial and data analytics, cybersecurity, logistics, training, and intelligence analysis and operations support. Our team is solving the world’s toughest security challenges for customers with “can’t fail” missions. To explore and learn more, click here!

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Primary Responsibilities

Working closely with a team of engineers and scientists to integrate EO/IR sensor systems. The candidate must understand the engineering requirements of the system and sensor subsystem and know the basics of IR sensor testing.Must be driven and engaged in the work while simultaneously demonstrating high character, given that they will often be working on sensitive and unique problems which require a high degree of trust from our customers.Candidate is also expected to be a problem solver with the ability to work and communicate effectively with a multidisciplinary team while being able to work in both Windows and Linux. Scripting and analysis experience is expected (MATLAB, Python, or equivalent).

Basic Qualifications

Bachelor’s degree from an accredited university in mechanical engineering, electrical engineering, optical engineering, engineering physics, software engineering, systems engineering, computer science, or an equivalent engineering or science degree with 4-8 years of experience in a related field.Must be a US citizen, possess and maintain an active DoD security clearance (SECRET or above).Must be a resident of the North Alabama area or willing to relocate to the Huntsville – North Alabama, AL, area.

Preferred Qualifications.

In addition to the qualifications listed above, the ideal candidate should be willing to take on greater roles and responsibilities in time such as task lead, team lead, and technical lead.Preference may be given to candidates with one or more of the following:Recent stellar academic performanceFamiliarity or interest in EO/IR phenomenologyExperience with image processingExperience with systems engineering toolsUnderstanding of industrial/manufacturing practices.

Come break things (in a good way). Then build them smarter.

We're the tech company everyone calls when things get weird. We don’t wear capes (they’re a safety hazard), but we do solve high-stakes problems with code, caffeine, and a healthy disregard for “how it’s always been done.”

Original Posting:July 29, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:Pay Range $85,150.00 - $153,925.00

The Leidos pay range for this job level is a general guideline only and 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.