Volton Hellenic Energy SA – powering Greece with Electricity, Natural Gas, and Telecommunications through Orizon.

We provide reliable solutions and build trusted relationships with our customers.
Through innovative services, we meet today’s energy demands while preparing for the challenges of tomorrow.

As Greece’s first multi-service provider, we seamlessly combine energy and telecoms, creating a unique ecosystem of value and convenience to our customers.

Recognized for a 3rd consecutive year as a Great Place to Work, we are proud of our people and our culture of excellence.

We are not just keeping up with the future – we are leading the way, setting the standard, and shaping what comes next. 

Join Us!

As part of its development Volton strengthens its human resources in Athens or Heraklion Crete and seeks a Junior Energy Supply Specialist. This is an entry level position, any professional experience in energy sector companies is a plus.

Responsibilities

• Purchase electricity and natural gas in wholesale market in order to cover customers’ needs
• Identify of best company strategies aiming to the minimization of wholesale market cost
• Company supply cost budget formulation
• Develop of low and medium voltage load forecasting tools
• End customers cost analysis and pricing
• Follow-up of current Greek and European energy legislation and regulation, ensuring company’s compliance
• Handle and validate of incoming supply charges data and settlements
• Cost of purchased electricity and natural gas analysis & reporting
• Develop necessary tools for supply reasons
• Participate in Hellenic Energy Exchange (HEnEx) energy markets

Requirements

• Diploma in Engineering or Bachelor in Natural Sciences or Mathematics
• Master’s degree in Energy or Finance will be considered an asset
• Excellent computer proficiency (MS Office)
• Basic knowledge of programming languages (SQL, VBA, Python, R, MATLAB)
• Fluency in English, both oral and written

Personal Skills

• Strong analytical mindset, attention to detail, and ability to meet deadlines
• Ability to work effectively under pressure
• Excellent communication and teamwork skills

Benefits

• Competitive salary package aligned with your experience and expectations
• Hybrid working model offering flexibility and work life balance
• Private health insurance and a range of corporate benefits & perks (half-day work on birthday, early Fridays in Summer and a variety of team-building activities)
• Continuous learning culture with ongoing training and development opportunities
• A dynamic, human-centric and high-performance work environment
• Modern office spaces designed to enhance productivity and comfort

Don’t miss the chance to join a Great Place to Work–Certified company that fosters a positive work environment and is proudly recognized as a Best Workplace for Women 2025. Embracing an employee-first culture, we put people at the heart of everything we do; an approach honored with a Silver Award for Employee-Centric Culture and a Silver Award for Best Onboarding Initiatives.

All applications will be treated with confidentiality. If your CV meets the requirements of the job, we will contact you by phone to schedule an appointment. Information about the company on our site volton.gr