Software Development Engineer In Test Jobs
Software Development Engineer In Test jobs are open across enterprise software, fintech, cloud infrastructure, and healthtech, from associate to staff and principal levels, with specializations in test automation frameworks, performance testing, and security QA. Find a role that fits from the openings below and apply directly.
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HawkEye 360 is seeking a Software Integration & Test Engineer to support continuous integration, regression testing, and quality assurance for our ELINT ground processing systems. This role offers a unique opportunity to grow into a dual-role position combining software test engineering with ELINT domain expertise. You will work closely with software engineering and ELINT analytics teams to ensure the quality and reliability of systems that process raw IQ data into high-quality ELINT geolocations. We are looking for a motivated engineer with strong testing and CI/CD experience who is eager to learn ELINT signal processing and grow into a technical role that bridges software engineering and signals intelligence.
Location: This position is based in Herndon, Virginia.
Your main responsibilities will be:
- Support continuous integration and continuous deployment (CI/CD) pipelines for ELINT ground processing systems
- Integrate automated test suites into CI/CD workflows using tools such as Airflow, Jenkins, GitLab CI, or similar platforms
- Coordinate software integration activities to ensure seamless data flow through processing pipelines
- Perform system integration testing of ELINT processing software components
- Monitor build and deployment processes, identifying and troubleshooting integration issues
- Maintain and improve test infrastructure, including test environments, data repositories, and validation frameworks
- Support software releases by executing release validation procedures and documenting test results
- Conduct data validation by comparing before-and-after datasets of ELINT geolocations
- Support troubleshooting efforts by systematically isolating and reproducing software defects
- Develop understanding of ELINT signal characteristics, emitter parameters, and geolocation principles
- Work closely with ELINT analysts to translate operational requirements into testable acceptance criteria
- Collaborate closely with software engineering, ELINT analysts and system operations teams
- Coordinate with test engineers and analysts to share knowledge and align on testing strategies
Your skills and qualifications:
Essential education and experience:
- Bachelor's Degree in Computer Science, Software Engineering, Electrical Engineering, Mathematics, or related technical field or equivalent experience
- 4+ years of experience in software testing, integration, and quality assurance
- Strong experience with regression testing methodologies and impact assessment
- Hands-on experience with CI/CD tools and practices (Jenkins, GitLab CI, GitHub Actions, or similar)
- Proficiency with scripting and programming languages for test automation (Python, Bash, or similar)
- Strong analytical and problem-solving skills with attention to detail
- Self-motivated with strong initiative and ability to work independently
- Eagerness to learn ELINT domain knowledge and grow technical expertise in signals intelligence
- Ability to work effectively in fast-paced, mission-critical environments
Desirable:
- Master's Degree in Computer Science, Software Engineering, or related technical field
- Exposure to ELINT, SIGINT, or RF signal processing concepts
- Background in signal processing, RF systems, or defense/intelligence applications
Company Overview:
HawkEye 360 is equipping defense, intelligence, and national security leaders with mission-critical signals intelligence to enable faster, better decision making. By detecting, geolocating, and characterizing radio frequency emissions worldwide, HawkEye 360 delivers trusted domain awareness and early warning indicators to the US Government and allied partners. Our space-based collection, proprietary signal processing, and AI-powered analytics transform knowledge of RF spectrum into a strategic advantage. Proven by operational mission success, HawkEye 360 is redefining how signals intelligence strengthens national and global security.
HawkEye 360 is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity Employer, making decisions without regard to race, color, religion, sex, sexual orientation, gender identity, gender expression, marital status, national origin, age, veteran status, disability, or any other protected class.
HawkEye 360 is seeking a Software Integration & Test Engineer to support continuous integration, regression testing, and quality assurance for our ELINT ground processing systems. This role offers a unique opportunity to grow into a dual-role position combining software test engineering with ELINT domain expertise. You will work closely with software engineering and ELINT analytics teams to ensure the quality and reliability of systems that process raw IQ data into high-quality ELINT geolocations. We are looking for a motivated engineer with strong testing and CI/CD experience who is eager to learn ELINT signal processing and grow into a technical role that bridges software engineering and signals intelligence.
Location: This position is based in Herndon, Virginia.
Your main responsibilities will be:
- Support continuous integration and continuous deployment (CI/CD) pipelines for ELINT ground processing systems
- Integrate automated test suites into CI/CD workflows using tools such as Airflow, Jenkins, GitLab CI, or similar platforms
- Coordinate software integration activities to ensure seamless data flow through processing pipelines
- Perform system integration testing of ELINT processing software components
- Monitor build and deployment processes, identifying and troubleshooting integration issues
- Maintain and improve test infrastructure, including test environments, data repositories, and validation frameworks
- Support software releases by executing release validation procedures and documenting test results
- Conduct data validation by comparing before-and-after datasets of ELINT geolocations
- Support troubleshooting efforts by systematically isolating and reproducing software defects
- Develop understanding of ELINT signal characteristics, emitter parameters, and geolocation principles
- Work closely with ELINT analysts to translate operational requirements into testable acceptance criteria
- Collaborate closely with software engineering, ELINT analysts and system operations teams
- Coordinate with test engineers and analysts to share knowledge and align on testing strategies
Your skills and qualifications:
Essential education and experience:
- Bachelor's Degree in Computer Science, Software Engineering, Electrical Engineering, Mathematics, or related technical field or equivalent experience
- 4+ years of experience in software testing, integration, and quality assurance
- Strong experience with regression testing methodologies and impact assessment
- Hands-on experience with CI/CD tools and practices (Jenkins, GitLab CI, GitHub Actions, or similar)
- Proficiency with scripting and programming languages for test automation (Python, Bash, or similar)
- Strong analytical and problem-solving skills with attention to detail
- Self-motivated with strong initiative and ability to work independently
- Eagerness to learn ELINT domain knowledge and grow technical expertise in signals intelligence
- Ability to work effectively in fast-paced, mission-critical environments
Desirable:
- Master's Degree in Computer Science, Software Engineering, or related technical field
- Exposure to ELINT, SIGINT, or RF signal processing concepts
- Background in signal processing, RF systems, or defense/intelligence applications
Company Overview:
HawkEye 360 is equipping defense, intelligence, and national security leaders with mission-critical signals intelligence to enable faster, better decision making. By detecting, geolocating, and characterizing radio frequency emissions worldwide, HawkEye 360 delivers trusted domain awareness and early warning indicators to the US Government and allied partners. Our space-based collection, proprietary signal processing, and AI-powered analytics transform knowledge of RF spectrum into a strategic advantage. Proven by operational mission success, HawkEye 360 is redefining how signals intelligence strengthens national and global security.
HawkEye 360 is committed to hiring and retaining a diverse workforce. We are proud to be an Equal Opportunity Employer, making decisions without regard to race, color, religion, sex, sexual orientation, gender identity, gender expression, marital status, national origin, age, veteran status, disability, or any other protected class.
Software Development Engineer In Test Jobs by Experience Level
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Find JobsSoftware Development Engineer In Test Job Market
Who's Hiring
- Syms Strategic Group, LLC (SSG)26
- Northrop Grumman24
- Lockheed Martin12
- TikTok10
- BAE Systems USA10
Top Industries Hiring
- Technology & Software38
- Aerospace & Defense7
- Manufacturing6
- Medical Devices5
- Science & Research4
What Employers Look For
The qualifications that appear most often in software development engineer in test jobs.
- Proficiency in at least one automation framework such as Selenium, Cypress, or Playwright
- Experience writing test code in Python, Java, or TypeScript within a CI/CD pipeline
- Ability to design test plans, test cases, and coverage strategies for complex features
- Familiarity with API testing tools such as Postman, RestAssured, or similar libraries
- Experience with version control and code review workflows in Git-based repositories
- Bachelor's degree in computer science, software engineering, or a related technical field
Tips for Your Software Development Engineer In Test Job Search
Show automation framework depth on your resume
List the specific frameworks you've built or extended, not just used. Hiring managers distinguish candidates who wrote custom Selenium or Playwright utilities from those who ran existing scripts. Name the languages, assertion libraries, and CI integrations you owned.
Quantify test coverage impact in bullets
Replace vague claims with outcomes tied to your automation work. How much did flaky test rates drop? What release cycle time did your suite reduce? Concrete before-and-after numbers make your resume stand out against candidates who list tools without results.
Apply early to roles that fit
Migrate Mate lists software development engineer in test openings from across the United States in one place, so you can find roles that match and apply directly to each listing.
Filter openings by test stack, not just title
Job titles vary widely across companies. Search for the tools central to your experience, like Appium, Cypress, or JMeter, alongside the title. Roles labeled QA engineer, SDET, or automation engineer often describe identical work and competition levels differ noticeably.
Prepare to whiteboard a test plan live
Most SDET loops include a design round where you outline a test strategy for a real feature from scratch. Practice talking through boundary conditions, edge cases, data dependencies, and failure modes before you sit down, not just syntax or algorithm questions.
Negotiate scope before accepting an offer
Clarify whether the role owns the test infrastructure or inherits legacy suites, and whether it reports into engineering or QA. Both factors shape growth, influence, and day-to-day frustration more than most candidates realize until they're already in the seat.
Software Development Engineer In Test Jobs: Frequently Asked Questions
Which companies are hiring the most software development engineer in tests?
The companies hiring the most software development engineer in tests right now include Syms Strategic Group, LLC (SSG), Northrop Grumman, and Lockheed Martin, with the largest share of openings in California, Texas, and Massachusetts, based on current listings on Migrate Mate as of November 2026. Demand is concentrated at companies with large consumer-facing platforms and those running continuous deployment at scale.
How many software development engineer in test jobs are remote?
About 64% of software development engineer in test openings are fully remote or hybrid as of November 2026, making it one of the more location-flexible engineering tracks. Roles focused on cloud infrastructure test automation and API testing tend to be the most remote-friendly, while device, embedded, and hardware-adjacent test roles are more likely to require on-site work.
How do you become a software development engineer in test?
Start by building programming fluency in Python or Java alongside hands-on experience with at least one automation framework. Contribute to open-source test projects or add an automation suite to a personal project to demonstrate initiative. Transition roles in manual QA that involve scripting or tooling are a common on-ramp, and a computer science degree or equivalent technical background strengthens your candidacy for SDET-specific positions.
Can you get a software development engineer in test job with little experience?
Yes, entry-level software development engineer in test roles exist, particularly at mid-size companies that need automation built from scratch rather than maintained. Candidates with limited professional experience can strengthen applications by publishing a GitHub repository with a working test suite, even for a side project. Internship experience in QA or software development, combined with demonstrated scripting ability, often satisfies minimum requirements for associate SDET openings.
What does the software development engineer in test interview process look like?
The process typically includes a recruiter screen, a technical phone or video round covering automation concepts and debugging, and an onsite or virtual loop with multiple rounds. Expect at least one coding round focused on writing clean, testable code, one round on test design and strategy where you outline coverage for a hypothetical feature, and a systems or tools discussion with senior engineers or an engineering manager.
Where can I find and apply to software development engineer in test jobs?
You can find and apply to software development engineer in test jobs on Migrate Mate, which lists current openings from across the United States. Find roles that match your experience level, preferred tech stack, and location preferences, then apply directly to each listing that fits.
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