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Salary
≈ $19k – $45k per year (Estimated)
Location
In office (Greece)

Confirmed on the employer's own hiring board on Oct 18, 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.

We are currently looking for a Site Engineer-Mechanical to join our Construction team, in the project Elhovo, Yambol region, Bulgaria.

Your role will encompass:

  • Supervise the installation and assembly of mechanical systems, ensuring compliance with engineering specifications and safety standards
  • Studies and understands each project’s design provided by the engineering headquarters. Crosschecks and finds possible errors and reports to the Construction Manager
  • Reports daily, weekly to the Construction Manager regarding the construction progress, quality control and the materials received
  • Monitors the stock of construction materials: Coordinate with the procurement team to ensure timely delivery of required materials, equipment, and spare parts necessary for mechanical systems
  • Site Inspection: Conduct regular inspections of the construction site to ensure that mechanical systems are being installed correctly, and to identify and address any issues or deviations from the project plans
  • Quality Control: Create, Implement, and monitor quality control procedures to ensure that all mechanical systems meet the project specifications
  • Overviews each subcontractor’s installation work quality and the precision to the design. Reports to the Construction Manager with evidence every time there is a quality breach
  • Safety Compliance: Enforce safety protocols and regulations to maintain a safe working environment for the construction team and other personnel
  • Documentation: Maintain accurate and up-to-date records, including project reports, drawings, schedules, and as-built documents for mechanical systems. Communicates design changes and updates to the subcontractors and ensures compliance
  • Coordination: Collaborate with civil engineers, electrical engineers, and other stakeholders to ensure that mechanical systems align with the overall project design and schedule
  • Training: Provide training and guidance to own team and contractors to ensure proper operation and maintenance of mechanical systems

What you bring to the role:

  • Bachelor’s degree in mechanical engineering or a related field
  • Previous construction experience on site is mandatory
  • Experience in energy projects is considered an advantage
  • Excellent organizational, communication, problem solving and interpersonal skills
  • Fluent English and native Bulgarian
  • Excellent use of Microsoft Office suite (Word, Excel) and AutoCAD software
  • Flexibility to relocate to the project site

Share the same Value Based Behaviors:

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

Your Benefits:

  • Competitive remuneration package
  • Medical Insurance program
  • Food vouchers
  • Multi-Sport Card
  • 25 days annual leave
  • Cooperation, creativity and innovation: we adopt flexible cooperation models to achieve fast results and increased productivity

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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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