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What is the role of a 2.1 Senior Process Engineer – Extraction at Phoenix Tailings?

The 2.1 Senior Process Engineer – Extraction position at Phoenix Tailings is a Full-time or part-time position opportunity in the Engineering field.

Where is this 2.1 Senior Process Engineer – Extraction job located?

Burlington, Massachusetts, 01803, United States

What type of employment is offered for this 2.1 Senior Process Engineer – Extraction role?

Full-time or part-time position

What is the expected salary for this 2.1 Senior Process Engineer – Extraction job?

$120,000 – $160,000 Yearly Salary

2.1 Senior Process Engineer – Extraction job near me in Burlington, Massachusetts at Phoenix Tailings | Jobs and Employment

2.1 Senior Process Engineer Extraction

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 required to power the technology of today and tomorrow.

Why Phoenix Tailings

At Phoenix, we’re building more than technology—we’re building the future supply chain for critical and rare earth metals. This work matters. It demands urgency, rigor, and creativity. You’ll join a team that values ownership, technical excellence, and the courage to challenge legacy approaches to mining and metals production.

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 Senior Process Engineer with deep experience scaling mining or metals processing operations from pilot or early commercial stages into reliable, high-throughput systems. In this role, you will own core process design decisions that directly impact recovery, throughput, operating cost, and system reliability. Your work will be foundational to Phoenix Tailings’ transition from development-stage technology to full commercial operations—helping secure a domestic, clean supply of critical metals.

Key Responsibilities:

Lead process design and scale-up of mining and metals operations from pilot to commercial production
Own mass and energy balances across complex, multi-step processing flowsheets
Define process architecture, operating envelopes, and design criteria to enable reliable, continuous operation
Drive process optimization to increase throughput, recovery, and overall system efficiency
Identify and mitigate scale-up risks related to materials handling, kinetics, residence time, and process control
Support equipment sizing, selection, and specification for large-scale metals processing systems
Develop and review process flow diagrams (PFDs), design bases, and technical documentation for internal and external stakeholders
Partner with operations and leadership to support commissioning, ramp-up, and steady-state performance

Qualifications:

Bachelor’s or Master’s degree in Chemical Engineering, Metallurgical Engineering, or a related discipline
7+ years of experience in process engineering within mining, metals, or extractive industries
Demonstrated experience scaling mineral processing or metallurgical systems from pilot or demonstration scale to commercial operation
Strong command of mass balances, process modeling, and flowsheet development
Experience with hydrometallurgical, pyrometallurgical, or combined processing routes for metals production
Proven ability to diagnose process bottlenecks and implement scalable, data-driven solutions
Comfortable operating in fast-moving environments where process design and execution evolve rapidly

We offer a competitive compensation package that is based on expertise. We also offer the following benefits:

This pay range reflects best estimate for the total cash compensation which includes salary + discretionary bonus for this role. Total package may vary based on experience and qualifications.

Pay Range: $120,000- $160,000 total cash compensation plus equity

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.

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).

2.1 Senior Process Engineer – Extraction in Burlington, Massachusetts at Phoenix Tailings

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