Phoenix Tailings · 4 hours ago
8.3 .Production Engineer II-Burlington
Burlington, MA
Full-time
Onsite
Entry, Mid Level
$90K/yr - $130K/yr
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 Production Engineer II to join their R&D and Pilot Production team, where the role involves optimizing early-stage technologies and transitioning lab-scale innovations to scalable industrial systems.
Advanced MaterialsCleanTechIndustrialManufacturingMiningSustainabilityWaste Management
Responsibilities
Operate, monitor, and improve pilot-scale equipment used in critical metal refining and materials processing
Execute and support experimental production runs, capturing data to validate and optimize new processes
Perform mechanical and process troubleshooting on custom-built and commercial equipment
Track and analyze key process metrics to drive performance improvements in yield, throughput, and stability
Support equipment setup, calibration, and transitions between R&D and production runs
Collaborate with R&D, Process Engineering, and Operations to translate process designs into practical pilot workflows
Maintain accurate production logs and technical documentation to support process knowledge transfer
Drive implementation of process improvements to enhance safety, scalability, and reproducibility
Ensure rigorous adherence to safety protocols and foster a proactive safety culture on the floor
Qualification
Required
Bachelor's degree in Mechanical Engineering, Chemical Engineering, or a closely related field
2–4 years of experience in a hands-on production, pilot plant, or R&D manufacturing environment
Demonstrated ability to operate, troubleshoot, and improve complex mechanical and chemical systems
Strong data collection and analysis skills to support process development and optimization
Experience with early-stage or pilot-scale industrial equipment is a strong plus
Comfortable working in a dynamic, 24/7 facility with rotating shifts (including occasional nights/weekends)
Excellent communication skills, self-starting mindset, and ability to thrive in a fast-paced startup environment
Benefits
100% Medical, dental, and vision coverage
Ownership in a fast-growing venture-backed company.
Parental leave and flexibility for families.
Flexible vacation policy to encourage people to get out and see the world.
Regularly scheduled events, and celebrations.
Learning and development Opportunities to grow your skills and career.
Working with fun, hard-working, kind people committed to making a difference!
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