Phoenix Tailings · 2 days ago
Quality Assurance/Quality Control Engineer
Exeter, NH
Full-time
Hybrid
Mid Level
3+ 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 QA/QC Engineer to drive the reliability, traceability, and standardization of rare earth metal production, ensuring quality standards throughout the production lifecycle.
Advanced MaterialsCleanTechIndustrialManufacturingMiningSustainabilityWaste Management
Responsibilities
Develop, execute, and continuously improve QA/QC protocols across feedstock intake, oxide pre-treatment, metal production, and post-processing
Lead hands-on sampling, analytical testing, and batch qualification procedures using internal and external labs
Ensure traceability of each batch through digital tracking systems, linking raw materials to final product
Maintain and enforce quality holds at key checkpoints (e.g., moisture analysis, ICP-OES validation, GDMS/WDXRF)
Own and manage root-cause analysis and corrective actions for any failed or out-of-spec batches
Collaborate with engineering teams on process audits to identify, rank, and control quality-impacting parameters
Drive continuous improvement through experimentation, statistical process control, and implementation of corrective/preventative actions (CAPAs)
Interface with 3rd-party analytical labs to validate repeatability and accuracy for customer-facing specifications
Qualification
Required
B.S. in Materials Science, Chemical Engineering, Chemistry, or a related technical field
3+ years of experience in quality engineering or analytical testing in a manufacturing or chemical environment
Familiarity with analytical techniques such as ICP-OES, GDMS, XRF, SEM-EDS, and moisture analysis
Excellent attention to detail, strong organizational skills, and data analysis proficiency
Strong communication skills for cross-functional collaboration and documentation
Comfortable operating in a fast-paced, hands-on startup environment where flexibility and initiative are critical
Exceptional project management skills, with experience managing complex, multidisciplinary initiatives
Excellent communication skills, with the ability to convey technical concepts to diverse audiences
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