# Staff Instrumentation and Controls Engineer

**Company:** [Mariana Minerals](https://zerogtalent.com/frontier-companies/mariana-minerals)
**Location:** San Francisco HQ
**Work mode:** On-site
**Seniority:** Senior
**Employment type:** Full Time
**Salary:** USD 150K–200K/yr
**Category:** Engineering
**Department:** Software Development
**Listed:** 2026-11-09

[View and apply on Zero G Talent](https://zerogtalent.com/frontier-jobs/mariana-minerals/staff-instrumentation-and-controls-engineer-4db588c3-f517-4ff7-82d5-5fbd8f1efb9e)

## What you'll do

- Lead equipment scopes from concept through commissioning and ramp
- Manage external providers and engineering companies for mineral refining
- Drive cross-functional teams for equipment scale-up and commercialization
- Lead selection, procurement, calibration, and installation of instruments
- Support ML applications for industrial facility control and optimization

## What you need

- 7+ yrs direct instrumentation engineering experience
- Control system and HMI programming experience
- P&ID review and instrumentation deliverables development
- Analyzer design, procurement, and installation support
- Capital project execution over $5M

## Job description

### **About Mariana Minerals**

Mariana Minerals is a software-first, vertically integrated minerals company on a mission to supply the critical minerals powering modern energy, AI, and defense technologies. We’re reimagining the minerals supply chain by combining deep industry expertise with advanced software, automation, and data-driven decision-making.

**Role Overview**

Mariana Minerals is looking for a highly motivated Instrumentation and Controls Engineer to work on building the critical minerals supply chain.

As the I&C Engineer at Mariana Minerals, you will lead the development and deployment of first-of-its-kind chemical refining processes, while also playing a critical role in the development of software for capital project execution and automated plant optimization. Responsibilities will include leading equipment and plant-wide instrument and controls infrastructure scopes from concept through to design, installation, commissioning, ramp, and handover to the operations team, and supporting the buildout of an in-house engineering team.

**What You’ll Do**

-   Lead equipment scopes from concept and modeling validation, through procurement, engineering, fabrication, installation, commissioning, and ramp
    
-   Manage external equipment providers, technology licensors, and engineering companies to deliver fully integrated and functional mineral refining scopes
    
-   Drive cross-functional teams of lab technicians, pilot plant engineers, process engineers, and project engineers to lead the technical equipment scale-up and de-risk the commercialization of novel mineral refining processes
    
-   Support the hiring, mentorship, and day-to-day management of junior engineers
    
-   Lead selection, procurement, calibration, and installation of instruments, valves, and analyzers
    
-   Support development of machine learning applications with an emphasis on control and optimization of industrial facilities
    
-   Identify and support opportunities for the software and machine learning teams to automate capital project execution workflows and develop advanced plant control algorithms
    

**What You’ll Bring**

-   Strong understanding of engineering fundamentals and demonstrated ability to leverage the understanding to solve challenging problems
    
-   Experience with equipment engineering and design. Including but not limited to:
    
-   Brownfield equipment modifications and upgrades
    
-   Greenfield equipment design
    
-   Evaluation and optimization of operating equipment
    
-   Operations support
    
    Strong I&C fundamentals
    
-   Minimum 7 years direct experience as an instrumentation engineer, including
    
-   Measurement technology evaluation, including novel technologies
    
-   Instrument specification and procurement
    
-   Instrument detailed design and interface with construction teams
    
-   Field inspections and QA/QC
    
-   Calibration, startup support, troubleshooting
    
-   Experience in design, procurement, installation, and operations support of analyzers
    
-   Review of P&IDs and development of instrumentation deliverables
    
-   Experience with control system programming
    
-   Experience with HMI programming
    
    Experience with the following industries and/or production environments:
    
-   Industrial manufacturing
    
-   Large-scale mining or mineral processing
    
-   Large-scale chemical production processes
    
-   Engineering, procurement, and construction firms
    
-   Experience with direct or indirect leadership of engineers and technicians
    
-   Experience with project management and execution of medium to large scale (>$5M) capital projects
    

### **Our culture is built on four principles:**

  

**Everyone Gets Home Safe.** We never put speed or cost ahead of people.

**Extreme Ownership.** We take full responsibility for outcomes, relentlessly driving toward solutions.

**Engineer Out Requirements, then Automate.** We simplify, optimize, and then automate for scale.

**Share Your Legos.** We collaborate openly, share knowledge, and empower each other to build bigger, better solutions.

  

**Join us as we build the future of responsible mineral sourcing and supply!**

## Other open roles at Mariana Minerals

- [Procurement Manager, Construction](https://zerogtalent.com/frontier-jobs/mariana-minerals/procurement-manager-construction-46d5a635-c70b-4a81-ae38-9cc9d37e1801) — San Francisco HQ
- [Lab Technician](https://zerogtalent.com/frontier-jobs/mariana-minerals/lab-technician-2187a2aa-9029-4694-9471-8d70a0e4ae9a) — Moab, UT
- [Recruiting Coordinator](https://zerogtalent.com/frontier-jobs/mariana-minerals/recruiting-coordinator-de08a0dd-0ed2-442c-81b4-529b28b4c856) — San Francisco HQ
- [Recruiting Coordinator](https://zerogtalent.com/frontier-jobs/mariana-minerals/recruiting-coordinator-a391e5be-92f7-43cd-86bb-ebbf9a05de98) — Houston, TX
- [Workplace Manager](https://zerogtalent.com/frontier-jobs/mariana-minerals/workplace-manager-3ae0d810-7760-4a1a-a016-7ee2d0c5f13d) — Houston, TX

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