1.6. Mechanical Engineer

Burlington, MA
Phoenix Tailings – 1. Engineering /
Full Time /
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 Tailings, 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

Who we are looking for:   

We are looking for a highly motivated and results-oriented Mechanical Engineer to join our dynamic team dedicated to recovering rare earth elements in a rare earth metal refinery. You will leverage your extensive experience and contribute significantly to this cutting-edge process, ensuring efficient and responsible extraction of these critical resources for clean energy technologies, electric vehicles, and advanced electronics. 

Key Responsibilities:

    • Design and develop specialized mechanical systems using CAD software, tailored for rare earth metal refining, including the design of pilot and commercial equipment. 
    • Collaborate with cross-functional teams, including chemical engineers, metallurgists, and process engineers, to integrate mechanical systems into refining technologies and optimize processes. 
    • Conduct feasibility studies and analysis to evaluate the performance, reliability, and safety of mechanical systems within refining processes. 
    • Create detailed engineering drawings, specifications, and documentation optimized for rare earth metal refining and vendor manufacturing. 
    • Conduct system and unit testing to ensure the functionality and performance of mechanical systems. 
    • Conduct prototype testing and validation specific to rare earth metal refining requirements. 
    • Identify and resolve design issues or discrepancies through analysis and troubleshooting 
    • Provide technical support and guidance to manufacturing teams during production ramp-up and troubleshooting, ensuring efficient refining operations. 
    • Participate in design reviews to gather feedback, project meetings, and brainstorming sessions to contribute innovative solutions tailored for rare earth metal refining. 
    • Adhere to project schedules, budgets, and quality standards to ensure the timely delivery of high-quality refining technologies. 


    • Bachelor's degree in Mechanical Engineering or related field; Master's degree preferred. 
    • 2+ years of experience in mechanical engineering within metals production or a related sector, particularly in high-temperature production environments. 
    • Proficiency in CAD software (e.g., SolidWorks, AutoCAD) and simulation tools (e.g., ANSYS, MATLAB), experience with Onshape preferred. 
    • Strong understanding of mechanical engineering principles, materials, and manufacturing processes specific to metal refining. 
    • Excellent problem-solving skills and attention to detail, with a focus on refining technology challenges. 
    • Effective communication skills, both written and verbal, with the ability to collaborate across multidisciplinary teams. 
    • Ability to work independently and manage multiple projects simultaneously, prioritizing tasks based on refining technology needs. 
    • Familiarity with industry standards and regulations related to mechanical design and safety in rare earth metal refining. 
    • Experience with rapid prototyping techniques and additive manufacturing tailored for rare earth metal refining applications is a plus. 
    • Thrives in fast-paced environments, demonstrating adaptability and efficiency in meeting project deadlines and objectives. 

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 & 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).