Jobs and Careers
LE

Software Integration and Test Engineer- Senior

Leidos
Huntsville, United Statesfull_timeVerifiedPosted 5 Feb 2026
💰 $210,325/yr($116,350/yr – $210,325/yr)

About the role

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 talented Software Integration and Test Engineer to join a multidisciplinary team to create unique solutions to complex engineering challenges in our Huntsville, AL location. The ideal candidate will thrive in a learning environment that encourages leadership and technical growth.

The Senior-Level Software Integration and Test Engineer will join a highly skilled, multidisciplinary team delivering software solutions across multiple DoD programs. A successful candidate will be analytical and detail-oriented, with a strong ability to define, assess, and execute test strategies. This role focuses on the integration and testing of large-scale software systems, including the development and execution of test procedures and clear communication of results to drive product validation and improvement. The team member will analyze, validate, and trace requirements to verification activities and lead execution across system integration, regression testing, and requirements verification. The role may include leading a team responsible for systems engineering, integration, and testing; therefore, the candidate must be able to provide technical guidance and direction in these areas.

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!

You will love this job if you:

  • Enjoy working with a diverse set of stakeholders
  • Like breaking things or finding the limits of product design
  • Thrive on problem solving and debugging complex issues
  • Enjoy writing scripts while also getting hands-on with hardware to assemble and integrate systems
  • Take an analytical approach to problem solving and data organization
  • Enjoy mentoring others and sharing best practices and approaches

Are you ready to make an impact? Share your resume with us today!

Primary Responsibilities

  • System level electrical architecture and design

  • Create and review block diagrams and electrical system requirements

  • Create and review cable specifications and cable drawings

  • Parts selection and derating activities

  • New hardware design verification testing

  • Support system level integration activities

Basic Qualifications

  • Have a Bachelor’s degree in Engineering (or equivalent) from an ABET-accredited university with at least 12 years of experience in a highly technical role OR a Master’s degree in Engineering (or equivalent) from an ABET-accredited university with at least 10 years of experience in a highly technical role

  • Highly technical software and system test experience

  • Ability to work in an in-person lab environment

  • Experience developing and executing test plans and procedures, including documenting detailed test evidence and results

  • Experience identifying, tracking, and managing software defects and inconsistencies

  • Proven ability to collaborate closely with software engineers and cross-disciplinary engineering teams

  • Experience analyzing test failures and recommending issue criticality based on system and mission impacts and risk

  • Familiarity with system development processes, including systems engineering, software safety, requirements traceability, and software verification and validation

  • Experience developing and maintaining requirements traceability matrices (RTMs)

  • Strong troubleshooting mindset with a motivation to solve complex problems

  • Experience mentoring peers and junior engineers on testing best

Apply for this role

Generate a tailored application kit with a matched cover letter, interview prep, and CV highlights — in under 60 seconds.

Apply Now →Generate Application Kit

Free account required — sign up in 30s

Company

Leidos

View company profile →