7.1. Senior Mechanical Engineer

United States·BurlingtonFull Timesenior

EngineeringMechanical Engineer

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Requirements Summary

$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.

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EngineeringMechanical Engineer

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 Senior Mechanical Engineer who will take a leading role in designing, building, and proving the next generation of critical metals processing systems. This role will drive the full equipment lifecycle from concept and prototyping to deployment and continuous improvement, while working hands-on with technicians and engineers on the floor. The right candidate will bring deep mechanical expertise, leadership, and a builder’s mindset to accelerate the development of the infrastructure required to produce critical metals sustainably at scale.

Lead the mechanical engineering lifecycle for new processing equipment, from concept and design through build, testing, and operational deployment

Establish and maintain mechanical engineering standards for Phoenix Tailings’ processing systems and industrial equipment

Develop and execute strategic engineering plans to design, build, test, and validate new systems and mechanical infrastructure

Design and improve mechanical systems used in critical metals processing, focusing on reliability, maintainability, and scalability

Serve as the hands-on engineering lead during equipment builds, commissioning, and troubleshooting on the production floor

Translate operational challenges and team feedback into defined engineering programs and equipment improvements

Create and review mechanical designs, drawings, and documentation to support fabrication, installation, and operation

Guide and coach early-career engineers through practical engineering problem solving and system development

7+ years of mechanical engineering experience in industrial systems, manufacturing equipment, or process equipment development

Strong hands-on experience designing, building, and troubleshooting mechanical systems and machinery

Experience owning equipment through the full lifecycle including design, fabrication, testing, and operational validation

Proficiency with CAD tools and creating detailed engineering drawings for fabrication and assembly

Experience working directly with technicians, machinists, or fabrication teams to build and modify equipment

Ability to translate technical challenges into structured engineering solutions and development programs

Bachelor’s or higher degree in Mechanical Engineering or a related field

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.