7.1 Mechanical Engineer - Leadership Development Program
Phoenix Tailings
Other Engineering
Burlington, MA, USA
Posted on Jun 18, 2025
About Phoenix Tailings
Phoenix Tailings is a rapidly growing clean mining and metals production startup dedicated to sustainable and economic critical metals production. Our mission is to be the world's first fully clean mining and metals production company, producing the resources needed for the next generation of our economy.
Why Phoenix Tailings
At Phoenix, we believe that nothing great is ever accomplished alone or without the passion of people who push and motivate one another. If you are someone who shares our relentless pursuit of a better future, passion for innovation, and are excited about working with some of the top innovators in the world, then this is the place for you.
Our Values
● You are only crazy if you are wrong, it’s ok to be wrong
● Lead with Compassion
● Be Resourceful
● Listen
● Hustle
Who We Are Looking For
Phoenix Tailings is seeking a driven, innovative Mechanical Engineer for the 2nd cohort of our Leadership Development Program (LDP). This intensive program is designed for individuals ready to immerse themselves in complex mechanical systems, push their personal limits, and build the foundation for future leadership within the company. Success in this program will require dedication, a willingness to work long days and adapt to any shift the company needs, and the flexibility to step outside of traditional job descriptions to support critical projects.
This program is not for everyone, but for those who want to challenge themselves, lead the future of clean metals production, and leave their mark on the world, Phoenix Tailings offers an unparalleled opportunity.
Key Responsibilities:
- Design mechanical systems and subassemblies for rare earth metallization equipment, including high-temperature, corrosive, and vacuum-compatible components with scalability and first principles in mind.
- Perform thermal, structural, and fluid dynamics analysis using hand calculations and simulation tools to validate mechanical integrity.
- Translate conceptual designs into manufacturable components through CAD modeling and developing engineering drawings
- Own full lifecycle of prototype builds from CAD and vendor coordination to fabrication, assembly, testing, and iteration
- Work directly on the floor to resolve mechanical issues, validate performance, and implement design improvements quickly
- Collaborate cross-functionally with chemical, materials, controls, sourcing, production, and commercial teams to drive projects forward and deliver results under tight timelines.
- Lead equipment installation and scaling efforts across pilot and production systems
Qualifications:
- Bachelor’s or Master’s degree in Mechanical Engineering or a related discipline
- Hands-on experience designing or building hardware for high-temperature, chemically reactive, or vacuum systems
- Strong understanding of engineering fundamentals including thermodynamics, fluid dynamics, heat transfer, controls, and mechanical design principles
- Proficiency with CAD software (e.g., SolidWorks or equivalent) and mechanical analysis tools (e.g., COMSOL or equivalent)
- Track record of solving ambiguous interdisciplinary problems in high-intensityenvironments and owning end-to-end projects
- Hands-on fabrication or prototyping experience (machining, welding, assembly)
- Deep interest in clean energy, industrial systems, and scaling physical technology from a lab and R&D setting to commercial production.
- Resilience under pressure and a growth mindset. You see challenges as fuel, not roadblocks.
We offer a competitive compensation package that is based on expertise. We also offer the following benefits:
- Healthcare, we care about you and your family: 100% Medical, dental, and vision coverage
- Stock: Ownership in a fast-growing venture-backed company.
- Family Focus: Parental leave and flexibility for families.
- Time Off: Flexible vacation policy to encourage people to get out and see the world.
- Team Fun: Regularly scheduled events, and celebrations.
- Learning: Learning and development Opportunities to grow your skills and career.
- Great team: Working with fun, hard-working, kind people committed to making a difference!
- Flexible culture: We are results-focused. We don’t work at the office every day.
At Phoenix Tailings, we have an open culture that values learning, and we are looking to grow the team with enthusiastic individuals who share our vision of sustainable mining.
Phoenix Tailings, Inc. is an Equal Opportunity Employer, and we value diversity at all levels. All qualified candidates will receive consideration for employment without regard to race, color, religion, sex (including gender identity, sexual orientation, and pregnancy), national origin, age, disability or genetic information, or any other applicable protected characteristics, and these characteristics will not be a factor for consideration of any work-related decisions (including but not limited to hiring, firing, compensation, and discipline).
