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Staff / Senior Staff Software Test Engineer

Scitec Boulder, Colorado, United States

remotefull-time
Posted Aug 6, 2026
  • Role & seniority

    • Software Test Engineer (mid-level; ~3 years related experience)

    • U.S. Citizenship required; must be able to obtain/maintain a DoD security clearance

  • Stack/tools

    • Python (preferred for test automation)

    • Test automation suites

    • Test plans/cases and test execution across multiple environments

    • (Domain focus) OPIR (Overhead Persistent InfraRed) processing systems

    • Possible exposure to Model-Based Systems Engineering (MBSE)

  • Top 3 responsibilities

    • Create test plans and test cases; perform functional decomposition from requirements to system/domain needs

    • Execute tests and support test execution across environments; build/maintain test automation suites

    • Perform/participate in test engineering reviews and maintain required test documentation; support performance/risk analyses and trade studies

  • Must-have skills

    • Software test engineering experience (or strong exposure) for ~3 years

    • Ability to translate requirements into test-relevant needs

    • Strong collaboration and verbal/written communication

    • Detail orientation; ability to meet program schedule milestones

    • Ability to obtain and maintain a DoD security clearance

  • Nice-to-haves

    • Experience testing OPIR processing systems

    • 1+ year software development or test automation (preferably Python)

    • Experience with requirements verification in Government programs

    • **Active DoD security cleara

Full Description

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 over forty-five 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. SciTec cannot sponsor or assume sponsorship of employee work visas of any type. Further, U.S. citizenship is a requirement to obtain and keep a security clearance. Applicants that do not meet these requirements will not be considered. SciTec has an immediate opportunity for a talented software test engineer to support our programs delivering Next-Generation Missile Warning software. This is a unique opportunity to join a small business delivering core capabilities for National defense. You will work within a fast-paced team delivering end-to-end software processing of Overhead Persistent InfraRed (OPIR) sensor data for Missile Warning, Missile Defense, Battlespace Awareness, and Technical Intelligence. The position is on-site in Boulder, CO. Responsibilities Performing functional decomposition of requirements to meet system and domain level needs Creating test plans and test cases Executing tests and supporting test execution in multiple environments Developing test automation suites Participating in test engineering artifact reviews Conducting performance analyses, risk analyses, and trade studies Maintaining test documentation in accordance with management procedures Completing assigned tasks to meet program schedule milestones Other duties as assigned A bachelor's degree in the physical sciences, mathematics, engineering, or computer science 3 years of experience or exposure to software test engineering roles and functions Strong collaboration skills and the ability to work in a team environment Good verbal and written communication skills Detail oriented The ability to obtain and maintain a DoD security clearance Candidates with the following qualifications will be preferred Experience with testing Overhead Persistent InfraRed (OPIR) processing systems 1 year of experience in software development or test automation (preferably in Python) Experience with formal requirements verification for Government programs Experience with Model-Based Systems Engineering (MBSE) An 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.

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
  • 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 $102,000- $157,000 / 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.
Software testingTest automationPythonFunctional decompositionTest planningPerformance analysisRisk analysisTrade studiesRequirements verificationModel-based systems engineeringMBSEOPIRMissile warning systemsDoD security clearancemulti-location

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