Mariana Minerals

2 weeks ago

Process Safety Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 23 hours agoStatus: Live

Job Summary

Build, administer, and continuously improve the process safety and major hazard risk management program. Plan, facilitate, and document PHA, HAZOP, HAZID, LOPA, what-if/checklists, bowties, MOC, and PSSR activities for lab, pilot, and operating systems. Translate findings into practical engineering and safety controls by reviewing PFDs/P&IDs, facilities design interfaces, and safeguards/IPL requirements, while supporting incident learning and health & safety initiatives.

Location: Houston

Workplace: Onsite

Employment Type: Full time

Job Function: Communications, PR & Community

Seniority: Mid level

Key Responsibilities

•Administer PSM and major hazard risk management workflows, including risk study planning, pre-work, facilitation, documentation, action tracking, and closeout verification.
•Lead or support structured risk assessments (PHAs, HAZOPs, HAZIDs, LOPAs, what-if/checklists, bowties, formal risk assessments) and related tools for lab, pilot, project, and operating systems.
•Support Management of Change and Pre-Startup Safety Review by reviewing technical changes, startup readiness, critical safeguards, training needs, procedures, and open action status.
•Review PFDs, P&IDs, equipment specifications, operating envelopes, control narratives, layouts, chemical inventories, and utility interfaces to identify process safety and facility design implications.
•Provide practical engineering input on life safety, fire protection, hazardous materials, ventilation, detection/alarming, emergency shutdown, pressure relief, containment, and coordinate with SMEs, insurers, and AHJs; support incident investigations and lessons learned.

Key Requirements

•B.S. or higher in Chemical Engineering, Mechanical Engineering, Mining Engineering, Metallurgy, Fire Protection Engineering, Safety Engineering, or a related technical discipline.
•5+ years of relevant experience in process safety, process engineering, plant design/operations, commissioning, EHS, or risk management in relevant industries.
•Hands-on experience supporting or facilitating PHAs, HAZOPs, HAZIDs, LOPAs, MOC, PSSR, incident investigations, and structured risk assessments.
•Ability to read and interpret PFDs, P&IDs, layouts, equipment data sheets, operating procedures, control narratives, chemical inventories, and safety-critical design information.
•Working knowledge of process and facility safety requirements (e.g., OSHA PSM, EPA RMP, IFC/IBC, NFPA), and strong technical writing and communication skills.

Experience:5+ yearsProcess safetyProcess engineeringPlant designEHSMiningChemicalsOil & gasManufacturingPilot plants

Education:Bachelor's in Chemical Engineering, Mechanical Engineering, Mining Engineering, Metallurgy, Fire Protection Engineering, Safety Engineering, or related technical discipline

Skills:Technical writingMeeting facilitationAction trackingData organizationCommunication

Certifications:PECSPCCPSCCFPSHAZOP/LOPA facilitation training

Tech Stack:OSHA PSMEPA RMPIFCIBCNFPAPFDP&IDMOCPSSRHAZOPLOPAPHAHAZIDBowtiesHazComPSSRs

Company Brief

Mariana Minerals

Software-first, vertically integrated minerals company developing extraction, processing, and automation systems to supply critical minerals (lithium and others) for energy, AI, and defense technologies, and building commercial-scale lithium facilities from produced water.

Industry: Mining & Metals

Company Size: Small (11 to 50 employees)

Growth: Early Stage Startup

Funding: Series A

Headquarters: San Francisco, United States

Website LinkedIn Glassdoor

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Mariana Minerals

2 weeks ago

Process Safety Engineer

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 23 hours agoStatus: Live

Job Summary

Location: Houston

Workplace: Onsite

Employment Type: Full time

Job Function: Communications, PR & Community

Seniority: Mid level

Key Responsibilities

•Administer PSM and major hazard risk management workflows, including risk study planning, pre-work, facilitation, documentation, action tracking, and closeout verification.
•Lead or support structured risk assessments (PHAs, HAZOPs, HAZIDs, LOPAs, what-if/checklists, bowties, formal risk assessments) and related tools for lab, pilot, project, and operating systems.
•Support Management of Change and Pre-Startup Safety Review by reviewing technical changes, startup readiness, critical safeguards, training needs, procedures, and open action status.
•Review PFDs, P&IDs, equipment specifications, operating envelopes, control narratives, layouts, chemical inventories, and utility interfaces to identify process safety and facility design implications.
•Provide practical engineering input on life safety, fire protection, hazardous materials, ventilation, detection/alarming, emergency shutdown, pressure relief, containment, and coordinate with SMEs, insurers, and AHJs; support incident investigations and lessons learned.

Key Requirements

•B.S. or higher in Chemical Engineering, Mechanical Engineering, Mining Engineering, Metallurgy, Fire Protection Engineering, Safety Engineering, or a related technical discipline.
•5+ years of relevant experience in process safety, process engineering, plant design/operations, commissioning, EHS, or risk management in relevant industries.
•Hands-on experience supporting or facilitating PHAs, HAZOPs, HAZIDs, LOPAs, MOC, PSSR, incident investigations, and structured risk assessments.
•Ability to read and interpret PFDs, P&IDs, layouts, equipment data sheets, operating procedures, control narratives, chemical inventories, and safety-critical design information.
•Working knowledge of process and facility safety requirements (e.g., OSHA PSM, EPA RMP, IFC/IBC, NFPA), and strong technical writing and communication skills.

Experience:5+ yearsProcess safetyProcess engineeringPlant designEHSMiningChemicalsOil & gasManufacturingPilot plants

Education:Bachelor's in Chemical Engineering, Mechanical Engineering, Mining Engineering, Metallurgy, Fire Protection Engineering, Safety Engineering, or related technical discipline

Skills:Technical writingMeeting facilitationAction trackingData organizationCommunication

Certifications:PECSPCCPSCCFPSHAZOP/LOPA facilitation training

Tech Stack:OSHA PSMEPA RMPIFCIBCNFPAPFDP&IDMOCPSSRHAZOPLOPAPHAHAZIDBowtiesHazComPSSRs

Company Brief

Mariana Minerals

Industry: Mining & Metals

Company Size: Small (11 to 50 employees)

Growth: Early Stage Startup

Funding: Series A

Headquarters: San Francisco, United States

Website LinkedIn Glassdoor