Looking for an opportunity to make an impact?

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 sustainable. 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.

Your greatest work is ahead!

Leidos’ Defense Systems is seeking a Materials & Process Engineer to support the Advanced Materials Department. Huntsville, AL, offices.The Advanced Materials Department is a multi-disciplinary team that provides materials engineering expertise for every phase of a program. With backgrounds in materials science, chemistry/chemical engineering, physics, among others, the department has experience in executing a variety of efforts from R&D, to prototype development, to supporting design and build tasks for manufacturing. Beyond subject matter expertise, the department has the analysis equipment, multi-physics modelling capability and experimental lab space to support activities ranging from proof-of-concept experimentation to manufacturing support.

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!

Primary Responsibilities.

As an integral member of the Advanced Materials Department, the successful candidate will serve as Materials & Process Engineer. This position will balance multiple activities including but not limited to:

- Strong verbal and written skills along with a practical knowledge of data analysis and interpretation of results

- Support multiple Leidos programs in the areas of material selection, metallurgy and fabrication, composites, ceramics, process improvement opportunities, root cause and corrective action (RCCA) investigations, Parts, Materials, & Processes (PM&P) Plans, and qualification activities.

- Provide M&P support to mechanical and aerospace design and drawings development and manufacturing process improvement activities.

- Investigate materials and process non-conformance issues and guide/perform testing as necessary

- Serve as a liaison between the Advanced Materials Dept and other Leidos organizations to ensure all material and process selections, process improvements, and material characterization activities meet program goals and objectives

- Conduct a variety of materials characterization and mechanical tests, including test planning, writing and editing procedures, and coordinating with customers to ensure tests and investigations meet project objectives

- Solving complex engineering challenges with both analytical and experimental approaches

- Candidate must be self-motivated and be capable of functioning effectively in a fast-paced environment

Basic Qualifications.

• Candidate must have a bachelor’s degree in Chemistry, Materials Science, Engineering, or one of the Physical Sciences from an ABET accredited institution
• Candidates must have a strong technical background in materials processes, materials selection, metallography and/or materials analysis with at least 4+ years of demonstrated experience
• Experience executing M&P and materials testing activity directly supporting projects or programs (aerospace or defense preferred)
• Must be a resident of North Alabama area or willing to relocate in order to work on-site at the Huntsville, AL office
• Candidate must be a US Citizen and possess (and be able to maintain) a DOD Secret Clearance or meet the eligibility to obtain (and maintain) a DOD Secret Clearance

Preferred Qualifications.

• Demonstrated background with 1 or more of the following analysis techniques: tensile testing, lap shear testing, metals testing (grain size, porosity, etc), composite materials analysis (microscopy, thermal, etc), quantitative analysis
• Demonstrated background with 1 or more of the following analysis instruments: Load Frame Testing, ICP-MS, ICP-OES, SEM, TGA, TMA, XPS, XRD
• Experience with non-metallic, engineered materials, such as polymer- or ceramic-matrix composites, polymers and sealing system, and/or high-temperature ceramics
• Experience working with aerospace systems and materials
• Demonstrated experience working within multiple technical domains
• Familiarity with AMS, ASTM, NASA, MIL-STD, ISO 9001/AS 9100, ISO 17025, and/or other industry specifications.

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.

Original Posting:

January 16, 2026

Pay Range:

Pay Range $87,100.00 - $157,450.00

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.