Title:  Tendering Specialist

Company:  Helector S.A.
Location: 

Nea Kifissia, GR, 145 64

Date:  13 May 2026

The Company

 

 

HELECTOR, a subsidiary of Motor Oil Group, with over 20 years of experience, is the only Greek company with an international presence in the field of waste management and waste-to-energy applications. HELECTOR’s vertically integrated operations enable it to offer comprehensive solutions across the entire spectrum of Design, Construction, and Operation of modern waste treatment plants, as well as in alternative fuel production and biomass utilization. 

 

The Motor Oil Group 

At Motor Oil Group, our people are our energy! 

We support the Greek economy with exports to over 75 countries, thousands of employees, and continuous new investments. We work together to shape the future of energy and we focus on developing and empowering our people, cultivating their talents that will shape our future journey towards the energy transition. 

Starting with the role:

 

Currently we are searching to hire a Tenders Specialist who will support the company’s participation in tenders through the respective tendering system (ESIDIS, CosmoOne, etc) by assisting in the collection, preparation and submission of required documents, as well as coordinating internal and external stakeholders to ensure accuracy and compliance with deadlines. 

During your day you will:

 

  • Monitor the respective tendering system (ESIDIS, CosmoOne, etc) to identify and propose new tender opportunities to the Head of Tenders Section, as well as to track updates on ongoing tenders.

 

  • Collaborate with relevant departments and external stakeholders to gather and prepare required documentation, including certificates, declarations and participation documents.

 

  • Maintain and update tender related databases and files ensuring completeness and accuracy.

 

  • Support the Head of the Tender Section in preparing typical participation documentation, technical and financial documentation, collaborating with the relevant departments.

 

  • Coordinate with the Head of the Tender Section for the submission of typical participation documentation, technical and financial proposals via the respective tendering systems.

 

  • Facilitate the preparation of all documentation required for the Contractor's Degree procedures, under the guidance of the Head of the Tender Section.

What you need to stand out:

 

  • Bachelor’s degree in Engineering, or related field
  • 3-5 years of experience in a similar role
  • Good Knowledge of Biddings Platforms (ΕΣΗΔΗΣ, eProcurement-Cyprus (ePPS), Cosmo-One)
  • Knowledge of public works legislation
  • Excellent command of the Greek and English language (oral and written)
  • Working knowledge of Microsoft Office Suite

 

Skills & Competences:

  • Organizational and time management skills 
  • Advanced verbal and written communication skills 
  • Attention to detail
  • Interpersonal and communication skills
  • Ability to collaborate and meet deadlines