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Sr. Environmental Engineer

Mariana Minerals· Plant Operations
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San Francisco HQ, Houston, TX, Moab, UT$100k - $150kFull-timePosted 4w ago

About the role

Senior-level environmental engineering role supporting multiple U.S. mining, processing, and refining project sites with an emphasis on environmental studies, permitting, monitoring, and EMS/compliance in a fast-paced, multi-project environment.

Responsibilities

  • Conduct and oversee environmental technical studies (air quality modeling, water quality/hydrology assessments, stormwater design, waste characterization) supporting permitting and compliance across multiple concurrent projects.
  • Design and implement environmental monitoring programs (air, water, stormwater, wildlife) and analyze results to support compliance reporting and technical decision-making.
  • Support integration of environmental requirements into FEL 1–3 and detailed design, partnering with process and civil engineering teams on technical trade-offs.
  • Prepare technical sections of permit applications, EIS/EA chapters, and supporting engineering documentation.
  • Support development, implementation, and continuous improvement of site-level Environmental Management Systems (EMS).
  • Provide technical support for stormwater, spill prevention, waste management, and pollution-control programs, including field inspections as needed.
  • Assist in developing remediation and corrective action plans, applying sound engineering judgment to resolve issues quickly.
  • Flex across multiple active projects and shifting priorities, delivering quality technical work under compressed timelines and with limited advance notice.
  • Support due diligence technical reviews for acquisitions and new project development, including environmental data review and site assessments.
  • Contribute technical data and analysis to corporate sustainability and ESG reporting.
  • Partner with process engineering, operations, and legal on technical environmental questions, and communicate clearly with the Global Environmental Permitting Lead and project teams.
  • Support the Global Environmental Permitting Lead and Regional Permitting and Compliance Environmental Engineer with technical analysis, data, and documentation as needed.

Qualifications

  • Bachelor's or master's degree in Environmental Engineering, Civil/Environmental Engineering, Environmental Science, or a related field.
  • 5+ years of environmental engineering experience in mining, energy, or large infrastructure, with a demonstrated ability to work effectively in a fast-paced, multi-project environment.
  • Working technical knowledge of environmental studies and modeling (air, water, stormwater) and monitoring program design.
  • Familiarity with U.S. environmental regulations (CAA, CWA, RCRA, ESA, EPCRA) and their technical/engineering implications.
  • Experience supporting permit applications, EIS/EA technical sections, or environmental engineering design packages.
  • Strong analytical, technical writing, and project-prioritization skills.

Skills

Required:Monitoring program design
Last updated Oct 7, 2026. Interested? Apply on the company site.

About Mariana Minerals

We to the Future of Minerals, verify the mineral supply chain.

Mariana Minerals is a software-first, vertically integrated minerals company focused on supplying the minerals critical to modern energy, AI, and defense technologies.

software-firstmineralsenergyAIdefense
Company profileWebsite

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