Principal Engineer, Defense Technology and Systems
Listed on 2025-12-09
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Engineering
Systems Engineer, Mechanical Engineer
Career Opportunities with Mantel Technologies
A great place to work.
Current job opportunities are posted here as they become available.
Principal Engineer, Defense Technology and SystemsCompany Identity: Mantel Technologies is a disruptive defense technology company. Our technologies enable every node within interoperable teams; consistently pushing tech to be more intelligent and less redundant. Our trusted customer relationships provide us the foresight to navigate shifting geopolitical realities.
Position Overview: We are looking for a Principal Engineer to lead and contribute to advanced concepts development with a primary objective of achieving product end points. More specifically, you’ll be tasked with driving technical advancement of capabilities and products focused on the intersection of squad-level performance and multi-domain interoperability. This role requires an established engineer with the ability to drive new technology development, primarily within the defense market.
You'll act as a Technical Lead, leveraging your defense market background to innovate, serve as a technical authority and expand our project portfolio.
Open to any of the following locations: Fort Collins, CO | Austin, TX | Rhode Island
Due to the nature of Mantel’s business, US Citizenship is required for this position. Candidates must be able to obtain and maintain a US Government security clearance. Candidates with current security clearances are preferred.
Responsibilities:
- Lead and direct complex engineering and R&D initiatives as a Principal Engineer, guiding projects from ideation through advanced development
- Apply deep technical expertise to solve challenging engineering problems and develop innovative, impactful solutions
- Contribute significantly to program growth, identifying new technical opportunities and providing essential technical support for securing contracts
- Collaborate with clients and stakeholders to align engineering solutions with their technical needs
- Author comprehensive technical documentation, including detailed reports and proposals
What we are looking for in you:
- Preferred:
Advanced degree in a relevant engineering discipline (Aerospace, Chemical, Materials, Mechanical, Systems) with 12+ years of experience in a mission-focused, application-driven environment - Candidates without an advanced degree should have a minimum of 15 years’ experience in a mission-focused, application driven environment with a BS in a relevant engineering discipline (Aerospace, Chemical, Materials, Mechanical, Systems)
- Systems-level thinker with strong engineering fundamentals that are complemented by critical thinking skills that have been honed for defense applications
- Technical leadership and engineering ability to drive innovative technology/product development and solve complex problems in an R&D setting
- Experience in end user- and stakeholder-driven solution development with a specific focus on delivering a solution
- Strong communication skills, with the ability to articulate complex technical concepts to diverse internal and external audiences
- Preferred
Qualification:
Interest in leading technical teams, providing guidance and mentorship to team members - Ability to obtain and maintain a US Government security clearance is required. Applicants with existing security clearances are preferred.
- Willingness and ability to travel up to 15% time domestically.
In addition to competitive pay, we offer:
- Comprehensive Wellness Package:
Embrace peace of mind with our top-tier Healthcare Plan covering Medical, Dental, and Vision needs, ensuring you and your loved ones are cared for. - Future-Focused
Financial Benefits:
Secure your financial future with our 401(k) Plan, fortified with company contributions, empowering you to build wealth while you work. - Protection and Peace of Mind:
Our robust suite of benefits includes Long-term and Short-term Disability, AD&D, and Life Insurance, safeguarding you against life's uncertainties, so you can focus on what matters most. - Embrace Work-Life Harmony:
Enjoy the freedom to recharge and rejuvenate with our Generous PTO Policy, encouraging a healthy balance between work and life. - Energize Your Wellness…
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