Senior Process Engineer

Calgary, AB
On-site
Posted Oct 4, 2026
1 position

Opens an external site

Employment type: Full-time
Experience level: Lead · 10+ years
Minimum education: Bachelor’s degree
Apply by: Nov 1, 2026
Posting language: English
Working hours: 40 hours per week
Seniority: Mid-Senior level
Application method: Direct apply is available

Job summary

Lead process engineering scope and deliverables across energy projects from concept through commissioning, ensuring design quality, technical compliance, and coordination across disciplines. Provide technical reviews and guidance, support project execution and procurement, and develop practical solutions for process optimization, troubleshooting, and facility modifications.

Job details

About HOCS Projects HOCS Projects is a Calgary-based engineering, procurement and project management firm supporting the energy industry. We deliver dependable, innovative and responsible design solutions, with constructability and operability considered from project start through fabrication, construction and operations. Role Overview HOCS Projects is seeking a Senior Process Engineer to lead process engineering activities for multi-disciplinary energy projects. This role is accountable for process design quality, technical deliverables, discipline coordination and professional review from concept development through commissioning. The successful candidate will provide practical, fit-for-purpose solutions, support project execution and mentor process engineering team members. Key Responsibilities Lead process engineering activities from concept and feasibility studies through FEED, detailed engineering, procurement, construction, commissioning and start-up. Develop, review and authenticate process deliverables, including design basis documents, heat and material balances, PFDs, P&IDs, line lists, equipment data sheets, process narratives and technical reports. Perform and review complex process simulations, equipment sizing, line and pipeline hydraulics, control-valve sizing, relief-device sizing and flare, blowdown or depressurisation studies. Establish process design criteria, calculation methods, technical standards and fit-for-purpose engineering approaches. Lead or participate in process-safety and risk reviews, including HAZID, HAZOP, What-If and LOPA activities, as required. Evaluate process systems, operating data and facility constraints and develop optimisation, debottlenecking, troubleshooting and brownfield modification solutions. Provide process input to control philosophies, control narratives, shutdown keys, cause-and-effect documentation and multidisciplinary design deliverables. Coordinate with clients, Project Managers, discipline leads, vendors, fabricators, construction teams and operations personnel to resolve technical and execution issues. Review vendor quotations, calculations, drawings and specifications for technical adequacy and compliance with project requirements. Define process scope, deliverables, work-hour estimates, schedules and resource requirements and monitor progress, changes, budget and quality. Support proposals, studies, technical bid evaluations, procurement, field investigations, construction queries, commissioning and start-up activities. Provide technical guidance, checking, mentoring and work allocation for process engineers and junior team members. Education, Professional Registration & Experience Bachelor’s degree in Chemical Engineering or an equivalent engineering discipline. Current Professional Engineer (P.Eng.) registration with APEGA and ability to authenticate applicable process engineering documents. Minimum 10 years of progressive process engineering experience within an industrial, energy, EPC or EPCM environment. Demonstrated experience leading process engineering scope and deliverables on multi-disciplinary projects. Strong oil and gas or industrial process design experience, including process simulation, equipment sizing, hydraulics, relief systems and flare or depressurization analysis. Proficiency with Aspen HYSYS, VMGSim or Symmetry, ProMax or comparable process simulation software. Working knowledge of applicable provincial regulations, industry codes and standards, including relevant API relief-system requirements. Experience with process-safety reviews, process control documentation, technical procurement and vendor review. Experience supporting projects through construction, commissioning, start-up, field troubleshooting or operating-facility modifications. Strong client-interface, technical writing, leadership, organization, analytical and problem-solving skills. Ability to manage multiple priorities, lead small teams and deliver accurate work within budget and schedule commitments. Legally entitled to work in Canada and able to travel to client, vendor and project sites as required. Application Information Interested candidates are invited to submit their resume to recruitment@hocs.ca for consideration. Please include the position title in the subject line of your email. We kindly ask candidates not to submit multiple applications for the same position. Only candidates selected for pre-screening or an interview will be contacted.

What you’ll do

Requirements

Requires a bachelor’s degree in Chemical Engineering or an equivalent discipline, current APEGA P.Eng. registration, and at least 10 years of progressive process engineering experience. Candidates should have strong oil and gas or industrial design expertise, proficiency with process simulation software, experience with safety reviews and project delivery, and the ability to lead teams and manage client and vendor interfaces.