Criterion Systems, Inc.

Software Test Engineer - Automation

Job Locations US-MO
Information Technology
Regular Full-Time


At Criterion Systems, we developed a different kind of business—a company whose real value is a reputation for excellence built upon the collective skills, talents, perspectives, and backgrounds of its people. By accepting a position with Criterion Systems, you will join a group of professionals with a collaborative mindset where we share ideas and foster professional development to accomplish our goals. In addition to our great culture, we also offer competitive compensation and benefit packages, company-sponsored team building events, and advancement opportunities. To find out more about how Criterion can help you take your career to the next level please visit our website: Criterion Systems is Military/Veteran Friendly Company therefore we encourage Veterans to apply.


Criterion Systems is seeking a mission-focused Software Test Engineer with automation experience to support and contribute to our government customer’s success in St. Louis, Missouri!


As a Software Test Engineer, you will work in a fast-paced environment providing quality assurance through the writing and execution of manual and automated regression tests. You will be supporting developers by testing new software as it is completed and supporting our customers directly with troubleshooting support. Additionally, you will also help ensure products are providing the reliable performance that meet our customers’ needs.


Our team works with operational users to design, develop, and maintain capabilities that empower analysts to manage and fuse data from multiple sources of intelligence, allowing them to assess, monitor and alert on intelligence in direct support of vital national security missions. The programs software platform is developed and deployed on AWS cloud environments. 

  • Use software from an end-user perspective.
  • Write and run automated front-end regression tests.
  • Write and perform manual regression testing procedures.
  • Document test performance, bugs, and design inefficiencies in the software.
  • Assist developers in creating realistic testing scenarios.


Required Experience, Skills, & Technologies

  • An active TS/SCI, preferably with CI polygraph
  • Five (5) years of related technical experience or equivalent experience, training and/or certifications
  • Bachelors’ degree in engineering, computer science, or a technical discipline
  • Security+ Certification; or obtained within the first six (6) months of employment
  • Test engineering experience in a government contracting environment
  • Experience with aspects of software development: infrastructure, design, development, test/QA, deployment, monitoring, and maintenance
  • Organized and capable of documenting existing test capabilities, test performance, and test needs
  • Team player – support, back-up and collaborate with other testers, developers, and associated operations integration team
  • Strong communication – clear, concise, collaborative, well-spoken/written, capable of remaining calm while discussing difficult issues with customers and employees
  • Self-motivated to explore new and better ways of improving our test performance and coverage
  • Experience writing and running automated back-end tests

Desired Experience, Skills & Technologies

  • Experience with Agile methodologies and working on an Agile development program
  • Experience with test automation frameworks
  • Comfortable in Linux and Windows
  • Experience with command/line scripting, such as Bash
  • Any experience in these areas: AWS (Amazon Web Services), Docker/Kubernetes, Document-Oriented Data Stores (i.e. Elasticsearch, Solr), Geospatial Information Systems (GIS) and OGC WMS/WFS, Javascript, HTML5, CSS, and RESTful APIs, Git

Security Clearance

  • TS/SCI with an adjudicated CI polygraph or ability to obtain a CI polygraph


  • Security+ certification or obtained within the first six (6) months of employment

Schedule Weekly Hours

  • Full-time onsite 

Benefits Offered

  • Medical, Dental, Vision, Life Insurance, Short-Term Disability, Long-Term Disability, 401(k) match, Tuition/Training Assistance, Parental Leave, Paid Time Off, and Holidays. 



Criterion Systems, Inc. and its subsidiaries are committed to equal employment opportunity and non-discrimination at all levels of our organization.  We believe in treating all applicants and employees fairly and make employment decisions without regard to any individual’s protected status:  race, ethnicity, color, national origin, ancestry, religion, creed, sex/gender, gender identity/gender expression, sexual orientation, physical and mental disability, marital/parental status, pregnancy (including childbirth, lactation, and related medical conditions), age, genetic information (including characteristics and testing), military and veteran status, or any other characteristic protected by law. For our complete EEO/AA and Pay Transparency statement, please visit


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