Mechanical Operations and Maintenance Site Engineer

Key Responsibilities:

• Supervise contractors’ daily mechanical O&M activities at assigned dam facilities.
• Review and audit mechanical works performed by contractors.
• Inspect gates, valves, pumps, actuators, hoists, pipelines, hydraulic power units and associated equipment.
• Verify that site activities follow approved drawings, specifications, method statements and maintenance procedures.
• Monitor repair, replacement, installation, alignment, testing and commissioning activities.
• Witness functional, pressure, leakage, performance and operational tests.
• Verify the condition and operation of mechanical safety devices and protection systems.
• Confirm that materials and equipment delivered to site comply with approved technical submissions.
• Review inspection and test plans and participate in required hold- and witness-point inspections.
• Identify defective work, issue observations and follow up corrective actions through to closure.
• Maintain accurate inspection records, site photographs, test results and completion evidence.
• Monitor the operation, availability and reliability of dam mechanical and hydraulic systems.
• Coordinate preventive, predictive, corrective and emergency maintenance activities.
• Review daily and weekly maintenance plans and verify readiness before work begins.
• Coordinate equipment isolation, shutdown, testing, restart and return to service.
• Monitor equipment failures, leakage, vibration, overheating, abnormal noise and other performance concerns.
• Support troubleshooting and root-cause analysis of recurring mechanical failures.
• Recommend corrective, preventive and reliability-improvement measures.
• Monitor maintenance backlogs and prioritize critical and safety-related work.
• Verify that spare parts, tools, lifting equipment and specialist resources are available.
• Support emergency response to gate, valve, pump, pipeline and hydraulic-system failures.
• Confirm that maintenance history and equipment information are updated in SAP or the approved maintenance-management system.
• Prepare and review mechanical technical specifications, scopes of work and bills of quantities.
• Review contractors’ drawings, calculations, data sheets, method statements and technical proposals.
• Review hydraulic calculations covering flow, pressure, head loss, pipe sizing and equipment capacity.
• Verify the selection and sizing of pumps, valves, gates, actuators and hydraulic equipment.
• Review facility hydraulic studies and evaluate their impact on mechanical equipment and operations.
• Check compliance with project specifications, Saudi codes and applicable international standards.
• Review material selection, pressure ratings, corrosion protection and equipment-access requirements.
• Review as-built drawings, test certificates, warranties, spare-parts schedules and O&M manuals.
• Prepare technical recommendations for equipment repair, rehabilitation, upgrade or replacement.
• Coordinate daily activities with contractors, operators, technicians and multidisciplinary site teams.
• Participate in toolbox talks, permit-to-work reviews and site coordination meetings.
• Monitor contractor manpower, equipment, productivity, safety performance and schedule compliance.
• Review contractor progress and identify delays, constraints and resource shortages.
• Coordinate mechanical works with civil, electrical, hydraulic, instrumentation, control, quality and HSE teams.
• Provide technical input for progress verification, payment assessments and variation reviews.
• Escalate critical technical, safety and operational issues to project management.
• Attend inspections, meetings and site visits anywhere in Saudi Arabia as required.
• Prepare facility technical reports and review hydraulic studies for dams and water infrastructure.
• Prepare clear daily, weekly, monthly, annual and technical reports as required by the assignment.
• Report equipment condition, work progress, contractor performance, defects, risks and corrective actions.
• Maintain registers for inspections, technical submissions, maintenance activities and non-conformances.
• Coordinate with government stakeholders, consultants, contractors and multidisciplinary teams.
• Comply with Saudi laws, applicable codes, Client procedures, quality requirements and occupational health and safety obligations.

Minimum Requirements:

• Bachelor’s degree in Mechanical Engineering from a recognized university.
• Minimum 8 years of professional experience in mechanical, hydraulic and pumping works.
• Previous experience with dam facilities is required.
• Practical site experience supervising mechanical installation, maintenance, testing and commissioning.
• Strong knowledge of pumps, gates, valves, actuators, hoists, pipelines and hydraulic power units.
• Experience reviewing hydraulic calculations, mechanical drawings and technical specifications.
• Knowledge of preventive, predictive, corrective and emergency maintenance practices.
• Experience reviewing contractors’ technical submissions, method statements and inspection requests.
• Familiarity with Saudi codes and applicable international mechanical engineering standards.
• Ability to interpret mechanical drawings, piping layouts, equipment data sheets and O&M manuals.
• Strong inspection, technical-reporting, coordination and problem-solving capabilities.
• Relevant experience must be supported by verifiable employment records, project references, reports or studies when requested.