Sr Test Automation Engineer Jobs in Denver, CO (NOW HIRING)

SciTec, a wholly owned subsidiary of Firefly Aerospace, is a dynamic non-traditional defense contractor that delivers advanced technologies in support of U.S. National Security and Defense. For the past forty-five plus years, we have supported Department of Defense customers by developing innovative remote sensing algorithms, tools, and techniques to deliver world-class data exploitation capabilities supporting missile defense; intelligence, surveillance, & reconnaissance; space domain awareness; and aircraft survivability missions.

Important Notice: SciTec exclusively works on U.S. government contracts that require U.S. citizenship for all employees. Applicants that do not meet this requirement will not be considered.

We are seeking a Test Automation Engineer to design, build, and maintain automated testing frameworks that support a broad portfolio of infrastructure, platform, and software systems. This role enables quality, reliability, and release confidence across IaaS, PaaS, networking, storage, security, and application teams by embedding test automation throughout the development and delivery lifecycle.

The ideal candidate has strong engineering fundamentals, experience testing distributed systems, and the ability to collaborate across disciplines to create scalable, maintainable test solutions.

• Design, implement, and maintain automated test frameworks supporting infrastructure, platform, and application systems
• Develop automated tests across multiple layers, including: Infrastructure and platform services, APIs and microservices, Data pipelines and messaging systems, User-facing applications
• Integrate automated testing into CI/CD pipelines to support continuous integration and delivery
• Collaborate with software, platform, infrastructure, and security engineers to define test strategies and coverage
• Create and maintain test harnesses, mocks, simulators, and stubs for complex or external system dependencies
• Support testing of distributed, real-time, and high-availability systems
• Identify gaps in test coverage and propose improvements to increase reliability and reduce risk
• Support regression, performance, and integration testing efforts
• Analyze test results, troubleshoot failures, and work with engineers to resolve issues
• Maintain clear test documentation, reports, and metrics
• Promote best practices for test automation, maintainability, and reliability
• Participate in Agile development processes and planning activities
• Perform other duties as assigned

Requirements

• Bachelor's degree in Computer Science, Engineering, Mathematics, Physical Sciences, or a related technical field
• 5+ years of professional experience in test automation, software engineering, or systems engineering
• Strong experience developing automated tests using Python, JavaScript, or similar languages
• Experience testing APIs, microservices, or distributed systems
• Experience working in Linux environments
• Experience with version control systems (e.g., Git)
• Familiarity with CI/CD pipelines and automated test integration
• Strong understanding of software engineering principles, including testability and modular design
• Excellent problem-solving, communication, and collaboration skills
• Detail-oriented with a focus on reliability and quality
• Ability to obtain and maintain a DoD security clearance

Candidates who have any of the following skills will be preferred:

• Experience supporting infrastructure or platform teams (IaaS, PaaS, SRE, OpenShift)
• Experience testing containerized systems (Docker, Kubernetes, OpenShift)
• Experience with Infrastructure as Code or configuration management testing
• Familiarity with networking, storage, or systems-level testing
• Experience with performance, load, or resilience testing
• Experience with mocking, simulation, or test environment orchestration
• Experience integrating testing with GitLab CI, Jenkins, or similar tools
• Familiarity with security testing concepts (static analysis, dependency scanning, basic fuzzing)
• Experience working in Agile or DevSecOps environments
• Active DoD security clearance

*Resumes, Cover Letters, and Applications which are generated by AI will not be considered for employment.

Colorado Residents: In any materials you submit, you may redact or remove age-identifying information such as age, date of birth, or dates of school attendance or graduation. You will not be penalized for redacting or removing this information.

Benefits

SciTec offers a highly competitive salary and benefits package, including:

• 4% Safe Harbor 401(k) match
• 100% company paid HSA Medical insurance, with a choice of 2 buy-up options
• 80% company paid Dental insurance
• 100% company paid Vision insurance
• 100% company paid Life insurance
• 100% company paid Long-term Disability insurance
• 100% company paid Hospital Indemnity insurance
• Voluntary Accident and Critical Illness insurance
• Short-term Disability insurance
• Annual Profit-Sharing Plan
• Discretionary Performance Bonus
• Paid Parental Leave
• Generous Paid Time Off, including Holiday, Vacation, and Sick Pay
• Flexible Work Hours

The pay range for this position is $113,000 - $168,000 / year. SciTec considers several factors when extending an offer of employment, including but not limited to the role and associated responsibilities, a candidate's work experience, education/training, and key skills. This is not a guarantee of compensation.

SciTec is proud to be an Equal Opportunity employer. VET/Disabled.