4.2. Production Engineer II
Phoenix Tailings
Exeter, NH, USA
Posted on Apr 30, 2026
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
● Listen
● Hustle
Who We Are Looking For:
Phoenix Tailings is looking for a hands-on, driven, and curious Production Engineer II to join our team and help scale the first clean production of rare earth and critical metals. This role is embedded directly into the operations of our 24/7 Exeter production facility.. As a core member of our production team, you’ll be responsible for running, improving, and scaling next-generation metal processing equipment. You’ll work shoulder-to-shoulder with operators, engineers, and leadership to ensure safe, efficient, and high-quality production of materials essential to the modern economy.
Key Responsibilities:
- Operate, monitor, and support daily production of clean rare earth and critical metals
- Conduct process checks, equipment adjustments, and in-line quality verification to maintain production targets
- Troubleshoot mechanical and operational issues to minimize downtime and improve reliability
- Collect and analyze production data to identify trends and support continuous improvement
- Assist in implementing new processes and scaling up pilot operations to commercial throughput
- Lead or contribute to process improvement initiatives focused on safety, throughput, and efficiency
- Perform safe startup, shutdown, and changeover of production systems in coordination with plant leadership
- Work closely with shift leads and operators to ensure consistent, high-performance operation
- Contribute to the development of standard operating procedures and training documentation
- Enforce and promote best practices in safety and environmental compliance
Qualifications:
- B.S. in Mechanical Engineering, Chemical Engineering, Materials Science, Manufacturing Engineering, or a related field
- 2–4 years of experience in a manufacturing, production, or process engineering role (preferably in a hands-on environment)
- Strong mechanical aptitude and comfort working directly with industrial equipment
- Ability to analyze data and translate findings into actionable process improvements
- Self-driven, organized, and able to thrive in a fast-paced, evolving production setting
- Excellent communication skills and comfort working collaboratively on the production floor
- Willingness and ability to work in a 24/7 operational facility (rotating shifts required)
We offer a competitive compensation package that is based on expertise. We also offer the following benefits:
- Healthcare: 100% Medical, dental, and vision coverage for employee
- Stock Options: Ownership in a fast-growing venture-backed company.
- Time Off: Unlimited PTO.
- 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!
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).
