Bidding Engineer

Solarpro is part of Renalfa Solarpro Group GmbH, a Vienna-based clean energy and e-mobility investment group with a focus on renewable energy generation assets.
As a multi-technology integrator, Solarpro specializes in developing and delivering hybrid projects that combine photovoltaic (PV), wind, battery energy storage systems (BESS), and hydrogen solutions. With 17 years of experience and a team of more than 1,500 professionals, the company has designed, built, and integrated over 16 GW of solar capacity and more than 4 GWh of battery storage systems.
A recognized technology innovator, Solarpro leads in the design and digitalization of renewable energy projects, turning them into flexible and manageable assets that align with the dynamic energy market. The company’s expertise has been acknowledged internationally, winning the award for “Best EU Project under 100MW” for the first large-scale energy storage system in the region (55 MWh).
Driven by sustainability, Solarpro also invests in circular economy practices, advancing the recycling of PV modules and batteries to support the clean energy transition.
As part of our expansion, we are looking for a motivated and detail-driven Bidding Engineer to join our Bidding and Contracting Department and support our business development and tendering activities.
As a Bidding Engineer at Solarpro, you will play a key role in securing new projects by managing the full bidding cycle - from receiving RFQs and tender documents to submitting complete, competitive, and compliant offers. You will work closely with our design team and interact directly with clients through meetings, site visits, and presentations.
The position requires mandatory relocation to Sofia, Bulgaria.
Main responsibilities:
Receive, review, and analyze RFQs, tenders, and bidding documents from clients;
Study technical, commercial, and contractual requirements and identify risks and opportunities;
Coordinate with the Solarpro design team to prepare the technical part of the offer in line with client specifications;
Prepare pricing, cost estimates, and commercial offers in coordination with internal teams;
Compile and submit full offer packages, including:
Technical proposals
Commercial and financial offers
Company profiles, references, and documents demonstrating Solarpro’s technical and financial capabilities
Ensure all bids are accurate, competitive, and submitted within deadlines;
Attend client meetings, clarification sessions, negotiations, and presentations;
Conduct site visits and business trips as required;
Support contract clarifications and handover to project execution teams after award.
Your profile:
Degree in engineering (Electrical, Mechanical, Renewable Energy, or related field);
Strong command English language - written and spoken;
Proficient with Microsoft Office (Excel, Word, Outlook);
Experience in bidding, tendering, or proposal engineering, preferably in solar, renewable energy, or EPC projects;
Good understanding of solar PV systems and engineering documentation;
Experience in pricing and cost estimation is an advantage;
Familiarity with tendering procedures and basic contract terms;
Strong analytical, organizational, and communication skills;
Ability to work collaboratively with multidisciplinary teams;
Willingness to travel for site visits and client meetings.
We offer:
A role in an international company implementing modern technologies and innovative solutions
Work in a fast-growing sector with a key role in green energy
A motivated team
An attractive benefits package, including:
Additional health insurance
Food vouchers
Extra day off for your birthday
Team building, conferences, sports, and other events
Company-paid training and courses
Reimbursement of transport costs
Reimbursement of child education costs
Reimbursement of well-being expenses
Employee referral bonus
Equal Opportunity
Solarpro gives equal employment opportunities to all candidates and staff. No one will be discriminated against based on ethnicity, religion, age, sex, nationality, disability, sexual orientation, gender identity, or other protected traits. Applies to all stages of hiring and employment.
Data Handling & Privacy
Applicant data will be handled confidentially by Solarpro solely for recruitment purposes. Data won’t be shared with others unless required by law. Supplying data is voluntary. You may request access or correction by filing a written request.
More information about the Personal Data Protection Policy (GDPR) and how the company manages your personal data is available on the following page: Solarpro Technology GDPR Policy.

Employment type
Full-Time

Work arrangement
No