Principal Test Engineer with Security Clearance

Caribou Thunder Building Tomorrow, Grounded in Legacy For decades, Caribou Thunder has been a Woman, Native American, Minority Owned, WOSB, SDB, SBA, HUBZone Certified small business, at the forefront of advancing national security programs through engineering services excellence. We have a proud and enduring heritage in providing innovative solutions to the Department of Defense (DoD), embedded as a trusted partner in safeguarding the nation's most critical assets. Our deep-rooted expertise is built on engineering ingenuity, where each project reinforces our unwavering commitment to the security and defense of the United States of America. From cutting-edge technologies to mission-critical systems, we continue to evolve and push the boundaries of possibility, all while staying true to the values, integrity, and principles that have guided us from day one. When you join Caribou Thunder, you're not just contributing to the future, you're becoming part of a legacy that has played a vital role in protecting our nation for decades. Together, we continue to shape the future of defense, one innovative solution at a time. Location: Colorado Springs, CO Salary: $90k - $136k Clearance: Active Secret with the ability to obtain a Top Secret/SCI Education: Bachelor's degree (STEM) Experience: 5+ Years OVERVIEW Caribou Thunder is seeking a motivated Principal Test Engineer to support the Missile Defense Space Warning Tool (MDST) product line under the Specialized Warfighter Development Contract (SWDC). REQUIREMENTS This position is on-site and will focus on supporting the development of modeling and simulation (M&S) capabilities for Overhead Persistent Infrared (OPIR) systems. The selected candidate will design, test, validate, and integrate simulation products to advance missile defense system analysis and development. 1. Test and analyze new simulation capabilities and document new features 2. Collaborate with development teams, external users, and customers to define and verify feature acceptance criteria 3. Support agile software teams in simulation development 4. Contribute to architecture design, simulation performance analysis, and validation/verification activities 5. Present technical briefings and updates to MDST stakeholders 6. Conduct research on missile defense systems to enhance modeling accuracy 7. Engage in iterative development cycles with a focus on continuous improvement QUALIFICATIONS 1. Bachelor's Degree in a STEM discipline and 5+ years of related experience, OR a Master's Degree and 3+ years of related experience 2. Strong written, verbal, and interpersonal communication skills 3. Self-motivated and able to work both independently and collaboratively 4. Experience with C and Java programming languages 5. Familiarity with Linux platforms and Agile development practices 6. Background in modeling and simulation PREFERRED QUALIFICATIONS 7. Experience writing SQL queries 8. Background with OPIR system simulations 9. Experience with Agile frameworks (Scrum, Kanban, SAFe) 10. Familiarity with large code base M&S systems and discrete event simulation 11. Domain knowledge in missile defense, C2, or M&S development 12. Experience with Atlassian tool suite (JIRA, Confluence, Git) BENEFITS That Empower You and Your Family "Your future, your flexibility, your well-being. We invest in you." At Caribou Thunder, we understand that our employees are the most valuable asset, and we're committed to creating an environment where you can thrive both at work and in life. That's why we offer a comprehensive benefits package designed to support your health, well-being, and professional growth: Premium Health, Dental, and Vision Insurance : Protect your health and your families with our top-tier coverage. 401(k) - 4% Company Match : Secure your financial future with our competitive retirement plan. Flexible Paid Time Off (PTO) : Recharge and refresh with ample PTO to ensure you have time for the things that matter most. Flexible Work Schedule : We know that life doesn't fit into a 9-to-5 box, so we offer the flexibility you need to balance work and life commitments. Competitive Salaries : We believe in rewarding talent with compensation that reflects your skills, experience, and market value. Educational and Certification Reimbursement : Invest in yourself with our support for continuing education and certification programs, helping you grow in your career. Professional and Career Development : We're dedicated to your growth, offering resources and opportunities to advance your career. Work-Life Balance : Our culture prioritizes balance, ensuring you have time for your personal life, your family, and your passions outside of work. Traditional Family Values : We believe in fostering a workplace that supports and respects family life, reflecting the values that matter most to you. Support for Military Leave : We proudly stand with our military personnel and their families, offering full support for those on active duty, reserve, or transitioning from service. Community Involvement - Indigenous Minds Non-Profit Organization : At Indigenous Minds, we are dedicated to empowering Indigenous youth across America who face financial challenges and are at risk of being left behind. Our mission is to provide these young individuals with life-changing opportunities, paving the way for successful careers in national security, defense, and related industries. "Your family, your career, your future-supported every step of the way." Your well-being, family, and professional development are at the heart of everything we do. Experience Caribou Thunder who values both tradition and innovation, where you can build a rewarding career together with us. Our deep-rooted expertise is reflected in every project, reinforcing our steadfast commitment to the security and defense of the United States. We have a proud and enduring heritage in providing innovative solutions to the Department of Defense (DoD), embedded as a trusted partner in safeguarding the Nation's most critical assets. From cutting-edge technologies to mission-critical systems, we continue to evolve and push the boundaries of possibility, all while staying true to the values, integrity, and principles that have guided us from day one.