Staff Process Controls Engineer - Networking and Systems Administration
- Salary
- $150K - $190K
- Level
- Staff
- Work type
- On-site · San Francisco
Not stated in the posting: visa.
Open. First seen 2 October 2026.
About the role
Mariana Minerals's standard text
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 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 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 in networking and systems administration for control systems, including
- Network architecture design, procurement, installation, and commissioning
- Experience managing fiber installation
- Expert-level knowledge in Ignition
- Experience managing the plant network and interfacing securely with the business network
- Review of P&IDs in the development of system architecture drawings
- Experience with control system 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
Mariana Minerals's standard text
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!
What this role asks for
Particular to this role
C
Rare in Mariana Minerals's other 52 open postings.
76% of this description is written for the role. The rest is Mariana Minerals's standard text, folded away below.
Read against Mariana Minerals's other open postings on this site.
The team: Software Development HIRES STEADILY
This role is one of 16 open in Software Development. 6 were posted in the last 30 days and the oldest in October: a team that hires all year rather than one being built.
WHAT THE TEAM WORKS WITH, ACROSS ITS POSTINGS
Machine Learning (12 of 16), Python (10 of 16), LLM (6 of 16), AWS (3 of 16), C++ (3 of 16), CI/CD (3 of 16), Embedded Systems (3 of 16)
OTHER ROLES ON THIS TEAM
- Engineering Manager, MarianaOS posted Oct 6
- Sr. Software Engineer, Autonomy posted Oct 6
- Sr. Software Engineer, Infrastructure posted Oct 5
- Machine Learning Engineering Manager, Chemistry & Process Engineering posted Sep 23
- Machine Learning Engineering Manager, Industrial Autonomy & Applied ML posted Sep 23
- Sr. Data Scientist posted Sep 23
- Sr. Process Controls Engineer posted Sep 16
- Full Stack Software Engineer posted Aug 31
- Sr. Systems Administrator posted Aug 26
- Machine Learning Engineer (Autonomy) posted Aug 21
- Staff Machine Learning Engineer (Autonomy) posted Jun 26
- Staff Machine Learning Engineer posted Jun 10
- Machine Learning Engineer posted Jun 10
- Sr. Data Engineer posted Jun 10
- Senior Full Stack Software Engineer posted Oct 7
From the team and dates on Mariana Minerals's own job board.
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