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Salary
≈ $21k – $49k per year (Estimated)
Location
In office (Sofia)
Seniority
Senior · 3+ years exp

Confirmed on the employer's own hiring board on Oct 19, 2026. First seen by Alion on Oct 11, 2026.

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.

As part of METLEN's continued growth across Europe, we are seeking an experienced O&M Senior Technician for our Energy Projects in Bulgaria.

Your Role will encompass:s

  • Monitoring & Performance Analysis: Monitor solar PV system performance through remote monitoring platforms and site inspections. Analyse energy production and performance data, identify deviations, conduct root cause analysis, and support corrective actions.
  • Preventive & Corrective Maintenance: Develop and implement preventive maintenance plans in line with O&M contracts to maximise system availability and minimise downtime. Coordinate maintenance activities with site engineers, technicians, subcontractors, and the O&M Supervisor, and take ownership of scheduling when required. Diagnose and resolve electrical, mechanical, and control issues across PV equipment, including inverters, transformers, and switchgear.
  • System Optimisation: Identify opportunities to improve system efficiency, energy yield, and operational costs. Recommend and implement system upgrades, modifications, and monitoring software or hardware updates.
  • Safety & Compliance: Ensure all activities comply with applicable HSE requirements and local and international standards (including IEC and NEC). Ensure the safe operation of high-voltage equipment and adherence to appropriate lockout/tagout procedures.
  • Reporting & Documentation: Support the O&M Supervisor in preparing reports on project performance, technical availability, maintenance activities, and downtime. Maintain accurate records of maintenance activities, equipment inventories, and spare parts. Ensure the CMMS is updated regularly and supports the effective generation of preventive and corrective maintenance reports. Report safety incidents, near misses, and environmental concerns.
  • Team Coordination & Technical Support: Coordinate with O&M teams, contractors, engineers, suppliers, and manufacturers to ensure smooth operations. Provide technical guidance and training to technicians and junior engineers, and support warranty claims, spare parts management, and technical troubleshooting.
  • Environmental Compliance: Ensure O&M activities comply with applicable environmental regulations and policies, including waste management and minimising environmental impact. Support environmental assessments and implement required corrective actions.

What you bring to the role:

  • Bachelor’s degree in Electrical Engineering, Energy Engineering, or a related technical field
  • 3+ years of relevant experience in solar PV operations and maintenance (O&M), preferably in PV projects
  • Strong technical knowledge of PV systems
  • Experience in preventive and corrective maintenance, troubleshooting, performance monitoring, and root cause analysis
  • Familiarity with PV monitoring platforms
  • Experience coordinating with technicians, subcontractors, suppliers, and O&M teams
  • Strong analytical and problem-solving skills, with a hands-on and proactive approach
  • Good communication and reporting skills, with the ability to work effectively in a team environment
  • Fluency in English and willingness to travel to PV project sites as required

Your Benefits:

  • Medical Plan: Included Life Insurance
  • Meal Allowance: 1.100€ net annually

Share the same Value Based Behaviors:

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

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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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