Mechanical Maintenance Engineer / Technician Rotating Equipment (Compressors Chillers and Piping)

About the Role

Hydrogen Systems is seeking an experienced Mechanical Maintenance Engineer / Technician specializing in rotating equipment to join its Technical Operations team. This full-time, permanent position is based at a hydrogen production site in Riyadh, Saudi Arabia. The role involves carrying out and troubleshooting mechanical maintenance on compressors, chillers, other rotating equipment, and piping to ensure plant safety and reliability. Experience with hydrogen systems is preferred.

Key Responsibilities

• Perform preventive, corrective, and overhaul maintenance on compressors, chillers, and other rotating equipment, including alignment, bearings, seals, valves, couplings, and lubrication systems.
• Diagnose mechanical faults such as loss of capacity or pressure, vibration, overheating, leakage, and abnormal wear, and identify and record root causes.
• Inspect, repair, and modify process and utility piping, supports, flanged joints, and valves, including pressure and leak testing.
• Apply safe isolation, depressurization, purging, and permit-to-work procedures on gas-service equipment.
• Support start-up, shutdown, and post-maintenance restart activities in collaboration with operations, electrical, and instrumentation colleagues.
• Utilize condition-monitoring data, including vibration, temperature, pressure, and oil analysis, to plan work proactively.
• Maintain accurate maintenance records, overhaul history, and updated procedures.
• Manage spares and special tools for assigned equipment.
• Collaborate with OEMs and service providers, and supervise their on-site work.
• Share knowledge with colleagues to ensure task continuity.
• Support the site's diaphragm and piston compressors up to the authorized level following assessment.

Reporting and Work Pattern

This role reports to the Lead Maintenance Technician within the Technical Operations Department. The position is site-based and involves shift and on-call arrangements, which will be discussed during the interview process.

Compensation and Development

A competitive compensation package will be offered, with details shared with shortlisted candidates. The role provides an opportunity to work with hydrogen compressor and electrolyser equipment within a small, hands-on technical team, supported by manufacturer training and development.

Application Process

Interested candidates are invited to submit their CV along with a brief summary detailing the compressors, chillers, and piping systems they have maintained, specifying their personal contributions to these systems. Only shortlisted candidates will be contacted. Hydrogen Systems is an equal opportunity employer.