Maintenance Officer (Mechanical)

One Group | One Energy We are Enerwave, member of HELLENiQ ENERGY and a leader in providing outstanding and innovative energy solutions. We operate with passion, being engaged in heart and mind to what we do, and we pride ourselves on offering our employees a place where they can excel, creating value. We are offering now a set of exciting positions ,across our premises in various locations, covering multiple departments and areas of expertise. We are offering now an e xciting position at our, 421 MW, Natural Gas fired Combined Cycle Power Plant in Thisvi, Boeotia (Biotia) . We are looking for a Maintenance Officer, Mechanical, to join the Maintenance Section of the Power Plant and contribute to its safe, reliable, and efficient operation. In this role, you will manage mechanical maintenance activities throughout their full lifecycle, from identifying and planning the required work to coordinating resources, supervising execution, accepting the completed work, and returning equipment safely to operation. You will combine mechanical expertise with maintenance planning, contractor coordination, troubleshooting, contract management, and continuous improvement. You will work closely with Operations, Contractors, Technical Services, and Original Equipment Manufacturers. What you will do: Identify, define, and plan preventive, predictive, corrective, and project-related mechanical maintenance activities during daily plant operation and planned outages. Ensure the effective implementation of the annual maintenance plan and propose improvements to maintenance scope, frequency, methods, and spare-parts requirements. Plan and secure all resources required for execution, including drawings, manuals, spare parts, materials, contractors, OEM support, and engineering services. Develop and agree on appropriate work methods in collaboration with Contractors, OEMs, Technical Services, Operations, and other stakeholders. Manage the complete maintenance workflow, including work orders, material reservations, permit requests, technical completion, contractor reports, and invoice processing. Coordinate and supervise contractors from work preparation through completion, ensuring compliance with Health, Safety and Environment requirements, agreed schedules, technical specifications, and quality standards. Inspect and formally accept completed work and coordinate the safe return of equipment to Operations. Lead or participate in equipment troubleshooting, independently or with support from Operations, Technical Services, Contractors, Engineering Specialists, and OEMs. Act as owner for assigned maintenance contracts, ensuring that scopes, terms, financial limits, and renewal requirements remain up to date and aligned with plant needs. Coordinate mechanical maintenance activities during daily work and planned outages, managing interfaces between Operations, Contractors, OEMs, and other maintenance disciplines. Maintain accurate equipment histories,…