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Salary
≈ $19k – $45k per year (Estimated)
Location
In office (Larissa)
Seniority
Junior · 1+ year exp

Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Oct 11, 2026. Metlen Energy & Metals scores A on the Alion truth index.

Overview
Company
Impact
Profile match
Metlen Energy & Metals, formerly Mytilineos, is a Greek industrial and energy group headquartered in Marousi near Athens that develops renewable and storage projects, builds power plants and grid infrastructure, supplies electricity and gas, and produces aluminium and alumina. Founded in 1990 from a metallurgical family business active since 1908, it operates in more than 30 countries and its holding company METLEN PLC is listed in London and Athens. Its careers board lists site, electrical and structural engineers, HSE specialists, O&M technicians, project and procurement managers and analysts in Greece.

AtMETLEN Energy & Metals, we are catalysts for a sustainable future, positioned at the forefront of the energy transition while being a reference point for competitive green metallurgy at both the European and global levels. We are a global industrial and energy company operating across two highly interconnected and complementary sectors: Energy and Metals. With a consolidated turnover of €5,683 million and an EBITDA of €1,080 million, along with a workforce of over 7,627 dedicated individuals, we drive success through cutting-edge technology and diverse talent.

We are committed to embracing new state-of-the-art technologies and advancements, propelling us towards a cleaner, brighter tomorrow. Our positive footprint extends across five continents, creating a lasting impact. At METLEN, we foster a culture of resilience, challenge, respect, excellence, andchange, empowering our diverse workforce to achieve remarkable outcomes.

We are currently looking for aO&M Engineer to join ourMRES-ET team in one of our Battery Energy Storage System (BESS) projects in Larissa.

*This role requires a lot of flexibility as it involves working five 8-hour shifts every week. Shifts are defined on a rotational basis. Shifts are on a 24h basis plus weekends.

As an O&M Engineer, you are responsible for the smooth operation, monitoring, and maintenance of equipment and systems, ensuring optimal performance, preventing failures, and resolving technical issues to guarantee reliable energy production.

Your role will encompass

  • Perform Regular Preventive Maintenance of different components and equipment of Battery Energy Storage System (BESS) including Low/Medium voltage equipment
  • Undertakes the trouble shooting of equipment failures (Repair, Replacement, Installation new parts/equipment)
  • Secure Inverter Availability Guarantee, response times and other KPIs
  • Preparation of daily/monthly/yearly reports and schedules for electrical work carried out

What you bring to the role:

  • Bachelor's degree in Electrical Engineer
  • 1+ years of experience in procurement for power plants or electromechanical installations
  • Professional experience with international clients and projects in the Solar Market is desirable
  • Electrical Installation Technician License (Group 4, Specialty A)
  • Proficient working knowledge of Microsoft Office
  • Fluency in English is a must
  • Excellent communication and interpersonal skills
  • Strong planning and organizational abilities
  • Sharp analytical skills and attention to detail
  • Capable of effectively conveying ideas, facts, and technical information to various levels of management and technical teams
  • Ability to meet deadlines efficiently and work well under pressure

Share the same Value Based Behaviors:

  • People & Personal growth
  • Results orientation & Safety excellence
  • Collaboration & Trust
  • Empathy & Effective communication
  • Flexibility & Adaptability

Your Benefits:

  • Ticket Restaurant
  • Health Insurance Programme
  • Protergia Discount
  • Corporate mobile phone
  • Corporate Laptop
  • Cooperation, creativity and innovation: we adopt flexible cooperation models to achieve fast results and increased productivity

Follow us on LinkedIn and stay updated on our latest news

We respect your personal data. All personal information in your application and CV will remain strictly confidential.

At Metlen Energy & Metals we are proud to have Diversity and Inclusion at the centre of everything we do. We are committed to Equal Employment Opportunity regardless of race, colour, national origin, ethnicity, gender, age, disability, sexual orientation, gender identity or religion.

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