Phoenix Tailings · 19 hours ago
Production Engineer II
Exeter, NH
Full-time
Onsite
Entry, Mid Level
2+ years expPhoenix Tailings is a rapidly-growing clean mining and metals production startup dedicated to sustainable and economic critical metals production. They are seeking a hands-on, driven, and curious Production Engineer II to join their team and help scale the first clean production of rare earth and critical metals.
Advanced MaterialsCleanTechIndustrialManufacturingMiningSustainabilityWaste Management
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
Qualification
Required
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)
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.
Company
Phoenix Tailings
Phoenix Tailings is a metals-refining company that transforms mining waste (“tailings”) into usable rare earth and critical metals.
51-200 employees
H1B Sponsorship
Phoenix Tailings has a track record of offering H1B sponsorships. Please note that this does not
guarantee sponsorship for this specific role. Below presents additional info for your
reference. (Data Powered by US Department of Labor)
Distribution of Different Job Fields Receiving Sponsorship
Represents job field similar to this job
Trends of Total Sponsorships
2025 (1)
2024 (3)
2023 (1)
2022 (1)
Funding
Current Stage
Growth StageTotal Funding
$104.24MKey Investors
ARPA-EEnvisioning PartnersMassVentures
2025-12-25Series B
2025-12-04Grant· $1.6M
2025-04-30Series B· $33M
Leadership Team
Nicholas Myers
CEO & Co-Founder
Anthony Balladon
Chief Commercial Officer & Co-Founder
Recent News
2025-12-30
2025-12-29
Company data provided by crunchbase