Posted: 03/17/2026 Employment Type: Contract Job Number: 31564 Job Location: Onsite Industry: AERO - Aerospace

Job Description

Position Title: Principal Software Test Engineer

Position Description: Protingent Staffing has an exciting contract opportunity located in Centennial, CO.

Job Responsibilities:

In this role, you will oversee the design, development, and execution of comprehensive software test plans, test cases, and test procedures to ensure the functionality, performance, and reliability of complex software systems.
You will lead the definition of software test risks and opportunities while managing cost and schedule impacts, guiding teams of software test engineers and providing mentorship to ensure high-quality deliverables.
Additionally, you will review, analyze, and contribute to the development of software design descriptions, ICDs, oversee software test trade studies such as test management tools and Continuous Integration Test techniques, and direct the development and execution of formal verification and qualification tests.
Managing test result analysis, generating test reports, and addressing issue definitions, investigations, and closures will be key
Architecting and designing sophisticated automated testing tools and frameworks to optimize testing processes will be a critical focus, along with directing the development, peer review, and management of test plans, test harnesses, test cases, test scripts, test procedures, and test reports for aerospace software systems
Leading regression testing efforts to ensure new software updates do not negatively impact existing functionality or performance, orchestrating initiatives to improve automated testing tools and frameworks, and developing critical test artifacts such as test plans and reports are essential aspects of this role

Job Qualifications:

Requires bachelor's degree in a related field (or equivalent work experience in lieu of degree or master's +10 yrs experience).
Typically, 12+ years of related experience.
Experience with COSMOS
Extensive expertise in multiple programming languages and software development principles.
Ability to design, architect, and implement complex software systems.
Strong leadership skills to lead a team of engineers.
Ability to make high-level design decisions.
Ability to drive the strategic direction of the software engineering team.
Demonstrated project leadership, strong problem-solving skills, and effective communication with non-technical stakeholders.
Experience with different software development methodologies such as Agile and Scrum/Kanban.
The ability to obtain and maintain a U.S. Security Clearance is required.

Preferred Job Qualifications:

Advanced degree in Computer Science, Software Engineering, or a related field.
Proficiency in multiple software development environments such as Linux, Windows, containerized environments, etc.
Experience with at least one of the following: spacecraft flight software, ground command and control software, or other aerospace application software products.
Experience architecting and maintaining automated testing tools and frameworks.
Practical experience using continuous integration and continuous deployment (CI/CD) tools and processes.
Proficiency in multiple scripting languages such as Python, JavaScript, or Shell.
Experience with test management tools such as JIRA, TestRail, or similar.
Practical experience utilizing software-in-the-loop and hardware-in-the-loop test methods.
Demonstrated leadership of software test teams or software test campaigns.

Job Details:

Job Type: Contract
Location: Centennial, CO.
Pay Rate Range: $86-119/hr.
Required US Citizenship -May be required to obtain and maintain a U.S. security clearance at the appropriate level.

Benefits Package: Protingent offers competitive salaries, insurance plan options (HDHP plan or POS plan), education/certification reimbursement, pre-tax commuter benefits, Paid Time Off (PTO), and an administered 401k plan.

About Protingent: Protingent is an Award-Winning provider of top-tier Engineering and IT talent, trusted by companies at the forefront of innovation — from Software and Aerospace to AI, Clean Tech, Medical Devices, and Connected Technologies. We’re passionate about making a positive impact by connecting exceptional talent with meaningful opportunities and helping our clients build the future.

Meet Your Recruiter

Magic Demirel

As a Technical Recruiter at Protingent, I am excited to leverage my diverse background in education, leadership, and technology to connect talented professionals with opportunities that align with their skills and aspirations. My experience as an accomplished classroom educator and EdTech specialist has honed my ability to understand complex skill sets and identify the right fit for various roles.

I am passionate about…
…Building meaningful relationships with both candidates and clients to ensure mutual success
…Staying ahead of industry trends and understanding the evolving needs of the tech industry
…Creating efficient, streamlined processes that enhance the recruitment experience for all parties involved
…Supporting diverse, equitable, and inclusive hiring practices to create a more inclusive workforce

mdemirel@protingent.com

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