Hatch · 9 hours ago
Process Engineer - Mineral Processing
Tucson, AZ
Full-time
Onsite
Senior Level, Lead/Staff
8+ years expHatch is a company committed to the pursuit of a better world through positive change, specializing in mining, energy, and infrastructure. The Senior Process Engineer will provide engineering services and field support, oversee process plant operations, and ensure project objectives are met while maintaining high-quality standards.
Business Development
Responsibilities
Perform process engineering tasks on Minerals Processing projects, in a variety of commodities
When requested, act as Lead Process Engineer on projects or studies
Operate with full competence and independence in the execution of all design calculations, design criteria, in the compilation and execution of equipment lists and calculations
Develop new criteria/calculations where required, maintaining high levels of accuracy. Provide frequent training, guidance and supervision to junior colleagues
Actively engage with clients to understand project requirements
Process scope definition and technology selection
Define the process design criteria
Define the process block flow diagram and unit operations
Compilation of Process Flow Diagrams, along with associated mass and energy balance calculations
Undertake trade off studies to resolve options
Identify, scope and manage process test work (on site or laboratory based)
Conduct capacity analysis for existing plants
Select the equipment for projects
Carry out engineering design calculations and equipment sizing calculations
Prepare specifications of process attributes for equipment, through compilation of process datasheets (or process input to general datasheets)
Compilation of Process Description
Design of the process control logic adhering to appropriate safety standards, and documentation into Functional Descriptions
Display full competence and independence in the compilation of P&IDs and all levels of control philosophies
Ensure process specifications portray the appropriate information and design intent and review of equipment bids
Liaising with other discipline engineers to ensure designs conform to process requirements
Contribute to hazard studies
Compile operating cost estimates including estimation of consumables, labor, maintenance materials and power
Provide input to capital cost estimates
Prepare well written project reports
Play a lead role in site commissioning of new equipment and process systems
Participate in the preparation of proposals and other business development initiatives
Qualification
Required
Chemical Engineering, Metallurgical Engineering or Mineral Processing degree
Minimum of 8 years' experience
Extensive design, commissioning and/or operational experience of minerals processing equipment (comminution, flotation, DMS, gravity separation, screening, thickening and filtration)
Experience in scoping and management of metallurgical test work programs (bench scale, pilot scale, on-site testing)
Experience in modelling of minerals processing equipment and systems
Strong client focus
Ability to lead engineering tasks on a project, within the allocated budget and schedule, including mentoring and guidance of junior colleagues and professional interaction with other project disciplines
Ability to manage individuals to attain quality, cost and schedule objectives
Preferred
Experience in Concentrator design for various commodities such as Gold, Lithium, Nickel, Copper, PGM's, Copper, Lead, Zinc, Mineral Sands amongst others
Benefits
Flexible work environment
Long term career development
Think globally, work locally
Company
Hatch
Hatch is an employee-owned, multidisciplinary professional services firm that delivers a comprehensive array of technical services.
5001-10000 employees
H1B Sponsorship
Hatch 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 (2)
2022 (2)
2021 (1)
Funding
Current Stage
Late StageLeadership Team
Maurice Tayeh
Global Chief Information Officer
Meghan Janikowski, SHRM - CP
Human Resources Business Partner
Recent News
2026-01-20
Canada NewsWire
2026-01-16
GlobeNewswire
2026-01-07
Company data provided by crunchbase