Mariana Minerals · 1 month ago
Project Engineer
San Francisco, CA
Full-time
Onsite
New Grad, Entry, Mid Level
$100K/yr - $160K/yr
0+ years expMariana Minerals is a software-first, vertically integrated minerals company focused on supplying critical minerals for modern energy, AI, and defense technologies. The Project Engineer will manage information flows across various teams and develop project workflows to support the critical minerals supply chain.
Mining & Metals
Responsibilities
Manage document and deliverable flows across internal engineering teams, external engineering partners, vendors, and construction stakeholders
Develop, maintain, and run review/approval workflows for engineering documents, vendor submittals, and project deliverables
Coordinate cross-discipline engineering reviews, ensuring timely engagement from process, mechanical, structural, piping, electrical, instrumentation, and construction teams
Track engineering deliverables and action items, maintaining up-to-date logs, trackers, and registers to ensure alignment with the project schedule
Manage Requests for Information (RFIs), ensuring timely routing, follow-up, closure, and documentation
Support the preparation of project dashboards, KPIs, and progress reports for internal leadership and external partners
Assist in developing and maintaining project documentation standards, naming conventions, and workflows to ensure consistency across the project
Support interface management, helping resolve gaps and issues between disciplines, vendors, and EPC partners
Participate in model reviews, design reviews, and coordination meetings, capturing action items and ensuring follow-through
Assist in building and improving digital project-execution tools, contributing feedback to help automate workflows and enhance project visibility
Support procurement and construction teams, including tracking vendor data, coordinating submittal reviews, and managing deliverable exchanges
Qualification
Required
Bachelor's degree in Engineering (Chemical, Mechanical, Civil, Industrial, or related discipline)
0–5 years of relevant experience in project engineering, project management, EPC/EPCM environments, or industrial project support roles
Familiarity with EPC project workflows, including document control, design reviews, RFI management, vendor coordination, and multidisciplinary engineering processes
Proficiency in project-engineering tools, such as document-management systems (Aconex, Procore, Asite, SharePoint, etc.), dashboards, spreadsheets, and workflow tools
Experience building dashboards or trackers (Excel, Power BI, Smartsheet, Notion, or similar)
Strong communication and coordination skills, with the ability to interface across disciplines and follow up effectively with teammates and external partners
Ability to work in a fast-paced, first-principles-oriented environment, managing competing priorities under schedule pressure
Company
Mariana Minerals
Mariana Minerals is a software-first, vertically integrated minerals company focused on supplying the minerals critical to modern energy, AI, and defense technologies.
11-50 employees
H1B Sponsorship
Mariana Minerals 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 (7)
Funding
Current Stage
Early StageCompany data provided by crunchbase