Environmental & Sustainability Jobs in Municipality of Marousi, Greece (Now Hiring) — 14 open

Principia is seeking a PV and BESS Maintenance Engineer, in Athens, Greece.

Are you passionate about working in the Renewable Energy Production?
Do you have a unique combination of deep interpretation of business acumen and interpersonal skills?
Are you an individual who thrives in a dynamic and collaborative environment?

Who We Are

Join one of the fastest-growing renewable energy producers in Greece and is included in the “FT1000: Europe’s Fastest-Growing Companies 2026” list. Jointly owned by Enel SpA and funds managed by Macquarie Asset Management, Principia operates a diverse portfolio of assets, encompassing wind, solar, hydroelectric energy projects, as well as battery energy storage systems.

Established in 2008 as part of Enel Green Power in Greece, Principia has evolved into an independent entity, owning 71 plants in operation with a total installed capacity of 775.32 MW. The company is actively expanding its footprint, with another 5.27 GW under various stages of development.

Key Responsibilities

• Support and optimize PV and BESS maintenance processes through maintenance strategy analysis and continuous improvement
• Monitor and analyze maintenance KPIs, service costs, equipment reliability, predictive maintenance results, and benchmarking
• Support the evaluation of maintenance contracts, including KPIs, costs, and contract management activities
• Prepare technical specifications for PV maintenance tenders (minor/major services and resources)
• Analyze maintenance costs and contribute to budget preparation and cost forecasting
• Coordinate with local technical teams to identify maintenance issues, evaluate equipment performance, and recommend upgrades
• Report maintenance activities using the company's designated tools
• Perform site visits and technical evaluations at PV and BESS plants
• Provide technical support and research on operation and maintenance matters across renewable energy projects, primarily PV and BESS
• Support the daily operational needs and projects of the O&M department across renewable technologies
• Support the operational efficiency of PV and BESS assets through technical analysis and continuous improvement initiatives
• Perform electrical diagnostics, spare parts analysis, market research, and support procurement activities
• Ensure compliance with quality, environmental, health, and safety standards, policies, and procedures
• Participate in sustainability initiatives and promote the company's sustainability goals.

• Diploma of Electrical Engineering (Electrical Engineering Departments of five (5) years studies Electrical Engineering in Polytechnic faculties)
• Experience in BESS or photovoltaic plant maintenance (2-5years highly regarded)
• Good command of the English language
• Good command of Microsoft Office tools
• Ability to identify a problem or conflict, identify potential solutions and analyze the solutions leading to a recommendation for the optimum solution
• Good communication skills at all levels
• Be results-oriented, able to meet tight deadlines and produce clear and concise information/ options/decisions to management
• Based in Athens
• Valid driver’s license
• Periodical short travel and overnight stays at the locations of the projects
• Physical ability to walk over rough terrain
• Permanent type of contract
• Competitive remuneration package & benefits
• Private Medical Insurance & Pension Plan
• Bonus Scheme
• Food vouchers and quarterly allowance for various cases
• Family Support
• Career & competencies development
• 360 Evaluation Feedback
• Principia Academy
• Collaborative and inclusive company culture
• Hybrid Working Model
• Volunteering & Well-being activities
• A buddy will assist you with your onboarding process

Discover how Principia is shaping Greece's green energy landscape at www.principia-energy.com or connect with us on LinkedIn.