Zenox Gas Systems Australia Pty Ltd The Project & Engineering Manager (Mechanical) plans, designs, organises and oversees the manufacture, assembly, installation, commissioning, operation and maintenance of Zenox Gas Systems' gas-generation and process plant and equipment. The role provides mechanical engineering and technical project leadership across PSA oxygen generators, PSA nitrogen generators, membrane nitrogen generators, instrument air systems, air dryers, filtration systems, pressure vessels, heat exchangers, process equipment and associated mechanical and piping systems.

It covers the full project life cycle, from design and specification through factory acceptance testing, site installation, commissioning, customer handover and ongoing technical support. Benefits Task & responsibilities 1.

Plan and design mechanical equipment, process plant and systems, including multi-tower (two-tower and three-tower) PSA oxygen and nitrogen generators, membrane nitrogen generation systems, desiccant dryers, instrument air and filtration systems, pressure vessels and heat exchangers. 2.

Develop specifications for manufacture, and determine materials, equipment, piping, valves, instrumentation, gas flows, capacities and plant layout, including adsorbent (CMS/ZMS) selection. 3.

Prepare, review and interpret P&IDs;, general arrangement (GA) drawings, design calculations, specifications and other technical documentation. 4.

Organise and oversee the manufacture, assembly, site installation and commissioning of gas-generation and process plant, including managing project labour, subcontractors and the delivery of materials, plant and equipment. 5.

Establish and apply standards and procedures for installation, modification, quality control, testing, inspection and maintenance in line with engineering principles, safety regulations and pressure equipment standards, including AS 1210. 6.

Plan and conduct factory acceptance testing (FAT), site acceptance testing and commissioning, and verify that plant meets design specifications and performance requirements. 7.

Carry out inspections,



performance optimisation and process tuning of installed systems to maintain optimum performance, efficiency and reliability. 8.

Direct maintenance requirements and coordinate maintenance schedules, modifications and recent designs for installed plant and equipment. 9.

Prepare engineering project plans, cost estimates and procurement schedules, and oversee delivery from design through commissioning and customer handover. 10.

Identify and manage engineering risks, and ensure work complies with applicable Australian and international engineering standards, work health and safety requirements and quality systems. 11.

Diagnose and resolve mechanical and process faults, and provide technical support for after-sales service and customer enquiries. 12.

Liaise with clients, suppliers, subcontractors and internal teams on technical requirements, design changes and project progress. Qualification & experience · Bachelor degree or higher in Mechanical Engineering, or a closely related engineering discipline · 7 to 10 years of relevant post-qualification engineering experience, preferably in gas generation, process equipment, pressure vessels, mining, oil and gas, or industrial equipment · Proven experience delivering engineering projects from design through manufacture, installation, commissioning and handover · Practical experience with PSA oxygen and nitrogen generation systems, membrane nitrogen systems, compressed-air systems or similar process equipment · Experience with pressure vessels, piping, valves and associated process systems, and with pressure equipment standards including AS 1210 · Experience in FAT, commissioning, troubleshooting, site installation and customer handover · Strong mechanical engineering design skills applied to process plant and pressure equipment · In-depth knowledge of the design, operation,



performance optimisation and process tuning of PSA oxygen and nitrogen generators, desiccant dryer systems and membrane nitrogen generation systems · Knowledge of compressed-air filtration and drying, adsorption systems and adsorbent selection, piping, valves, instrumentation, pressure vessels and heat exchangers · Ability to develop, read and interpret P&IDs;, GA drawings, specifications and technical documentation · Working knowledge of pressure equipment standards, including AS 1210, and other applicable Australian and international engineering standards · Engineering project skills, including planning, costing, procurement, manufacturing oversight, FAT, commissioning and troubleshooting · Sound understanding of quality, work health and safety, and engineering risk management · Strong problem-solving, written and verbal communication skills, and the ability to coordinate clients, suppliers, subcontractors and project teams About Company Zenox Gas Systems is an engineering and manufacturing company that specializes in gas generation systems, with a focus on on-site oxygen and nitrogen generation plants.

The company provides innovative gas separation technology for a wide range of industries, including healthcare, glass, mining, laser cutting, water treatment, food processing, and industrial manufacturing. Operating as a private enterprise, Zenox is committed to producing and supplying custom-engineered systems.

These systems are designed to meet the needs of clients who require reliable, efficient, and cost-effective on-site gas generation solutions.

Rather than supplying bulk gas, Zenox focuses on providing tailored solutions for on-demand gas production. With its expertise in Pressure Vessels, Heat Exchangers, Process Columns Zenox offers specialized solutions to industries such as healthcare, glass, mining, oil and gas, and food production etc. Work Type: Full time Job Publish: 27-10-2026 Job Expire: 26-11-2026 Apply on: Project & Engineering Manager (Mechanical) – Gas Generation & Process Equipment Job here! This job is brought to you by .

📌 Project & Engineering Manager (Mechanical) – Gas Generation & Process Equipment (Perth)
🏢 SocialbleTech
📍 Perth