Test Engineer III

Battelle delivers when others can’t. We conduct research and development, manage national laboratories, design and manufacture products and deliver critical services for our clients—whether they are a multi-national corporation, a small start-up or a government agency.

We recognize and appreciate the value and contributions of individuals from a wide range of backgrounds and experiences and welcome all qualified individuals to apply.

Job Summary Battelle’s Mission Focused Tools Division in Chantilly, VA is seeking a Test Engineer to join our multi disciplinary team delivering mission critical cyber capabilities.

As a mid level Test Engineer, you will independently plan and execute testing activities for advanced cyber systems while collaborating closely with researchers, developers, and senior test engineers. You will take ownership of test efforts for assigned capabilities, contribute to automated testing infrastructure, and help ensure systems meet customer and operational requirements in realistic environments.

This role is well suited for engineers who have foundational testing experience and are ready to take greater responsibility while continuing to deepen their technical expertise.

Responsibilities Plan, execute, and document formal and informal test activities for cyber capabilities

Develop and maintain test plans, procedures, and validation scripts

Perform hands on testing in lab and operationally relevant environments

Analyze test results, identify defects or performance gaps, and recommend remediation priorities

Collaborate closely with R&D teams to reproduce issues and validate fixes

Contribute to automated testing pipelines and tooling

Design test scenarios that reflect real world operational use cases

Produce clear, customer ready test reports and technical summaries

Interface with internal stakeholders and assist in discussions with external customers

Travel up to 20% to support field testing and customer engagements

Key Qualifications Bachelor’s degree in a STEM field with 3–6 years of relevant experience, or an equivalent combination of education and experience

Must be a U.S. Citizen with an active Secret security clearance (or ability to obtain one)
Demonstrated experience executing structured test and evaluation activities

Proficiency in Python and/or CExperience working with embedded systems and Linux based environments

Understanding of networking fundamentals and common protocols

Ability to communicate technical information clearly to both technical and non technical audiences

Experience contributing to formal customer test or acceptance processesUS Citizen with the ability to obtain and maintain Top Secret clearance

Preferred Qualifications

Experience with automation and CI/CD tools (Docker, Kubernetes, Jenkins, or similar)
Familiarity with embedded system internals (Embedded Linux, RTOS)
Basic understanding of RF concepts

Experience using debuggers (e.g., gdb, Win Dbg)
Exposure to vulnerability assessment or cyber capability testing

Active Top Secret clearance or eligibility

Annual salary compensation range:
Battelle is committed to fair and equitable compensation practices. The salary range for this role is $126,700 - $180,500 (Virginia) per year, in addition to our comprehensive benefits package. A candidate’s salary is determined by various factors, including but not limited to education, relevant work experience, skills, and certifications. Salary ranges may vary based on geographic location and market conditions.

Benefits:
Live an Extraordinary Life We care about your well-being, not just on the job. Battelle offers comprehensive and competitive benefits to help you live your best life.

Balance life through a compressed work schedule:
Most of our team follows a flexible,…