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MCJ Collective
MCJ Collective

5.5. Chemical Engineering Co-Op

Phoenix Tailings

Phoenix Tailings

Other Engineering
Burlington, MA, USA
Posted on Tuesday, April 30, 2024
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, 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
Who we are looking for:
We are looking for a rockstar co-op with a hands-on attitude to join our team for a 6 month co-op role that can start in June or July. In this position, you’ll be working cross-functionally with the entire engineering team that’s composed of material, metal, chemical, and R&D engineers, and scientists. You will be involved in several different projects that span across the entirety of Phoenix’s technology stack. The position requires an ‘action orientation,’ with high energy and enthusiasm, and initiative to constantly improve operational processes, including replacing them altogether with the latest available innovation and technology through collaboration and research.

Key Responsibilities:

  • Preparation of laboratory scale experiments and resulting analysis
  • Develop mass and energy balances in excel using data from lab test work
  • Build techno-economic models to support process design optimization
  • Draft process flow diagrams (PFD), flowsheets, and P&IDs
  • Draft process controls logic and optimize for safe and efficient operations
  • Conduct benchmark studies to sizing required equipment for pilot and commercial scales
  • Document of process methods and results
  • Develop and execute SOPs and protocols for laboratory and pilot scale experiments
  • Support pilot design and technoeconomic modeling
  • Maintain a clean, safe, and organized laboratory environment
  • Prepare report and presentation of data and results


  • Current student at an accredited university pursuing an undergraduate degree or a graduate degree in a technical field, Chemical Engineering, Process Engineering, Materials Science and Engineering, Metallurgy, or Mechanical Engineering preferred
  • Has at least 1 previous co-op or internship experience (Research & Development, Formulation, and Process Engineering background preferred)
  • Coursework or research experience in a chemical laboratory
  • Knowledge of metallic materials and inorganic chemistry
  • Familiarity with ASPEN, METSIM, HSC, FactSage, or similar program a plus
  • Familiarity with equipment such as SEM, XRF, spectroscopy, and similar a plus
  • Strong technical and communication skills
  • Ability to work independently on projects with minimal supervision
  • Excellent organization and communication skills and a team player and collaborator
  • Ability to work in a fast-paced, flexible start-up environment
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).