(Senior) Project and Subcontracting Buyer
This role manages the full procurement process for technical and installation projects. It offers a competitive salary and a hybrid working model. The position is based in Las Rozas, Spain.
The English-language job board for Spain
86,000+ live jobsOn-site in Eixample·Full-time·Added 2 days ago (last checked 22 Oct)

About €1,520 a month after tax.




The ad rules out sponsorship
The advert says visa sponsorship isn’t available for this role.
This job advert was originally written in Spanish.
Training in Administration, Finance, or a related field.
Previous experience in administrative positions, preferably in billing.
Good command of Excel and office tools.
Organized, methodical, and proactive person with attention to detail.
Ability to work in a team and good communication skills.
Experience with ERP systems is valued.
Contract to cover a medical leave substitution.
Salary of €23,000 gross per year.
Full-time schedule from Monday to Friday.
Schedule from 9:00 h to 18:00 h, with flexibility.
Joining a leading company in its sector, with a dynamic and collaborative professional environment.
Would you like to be part of a renowned company in the food and beverage sector, with a solid track record and a consolidated market presence? We are looking for a Billing Administrator to join the Administration team and provide support in the daily management of billing processes.
Management and issuance of invoices.
Review and validation of administrative data.
Monitoring and resolution of billing incidents.
Updating and maintaining rates, conditions, and data in the system.
Documentary control and filing.
Administrative support to different departments of the company.
Preparation of reports and monitoring of KPIs.
Participation in the improvement of internal processes.
Workplace located in Eixample (Barcelona).
1 interview
Adecco España is the Spanish subsidiary of The Adecco Group, the world's largest staffing and recruitment company. Headquartered in Zurich, Switzerland, Adecco operates in over 60 countries and provides workforce solutions across a wide range of industries, including logistics, manufacturing, automotive, healthcare, and technology. In Spain, Adecco is one of the leading employment agencies, connecting thousands of workers with temporary and permanent positions across the country, from warehouse and industrial roles to administrative and customer service positions.
Adecco's Spain presence is extensive, with offices in major cities such as Madrid, Barcelona, Valencia, and Bilbao, among others. The company is known for its strong focus on workforce flexibility and career development, offering training and upskilling opportunities. For international professionals, Adecco Spain provides a gateway to the Spanish job market, with many roles requiring multilingual skills, particularly in customer service and technical positions. The work culture is dynamic and fast-paced, with a strong emphasis on matching candidates to the right opportunities.
At Adecco, we believe in equal opportunities and we are committed to Talent Without Labels.