Administrative Assistant

Publication Date:  Feb 4, 2026
Ref. No:  542503
Location: 

Sofia, BG

About Atos Group

 

Atos Group is a global leader in digital transformation with c. 67,000 employees and annual revenue of c. €10 billion, operating in 61 countries under two brands — Atos for services and Eviden for products. European number one in cybersecurity, cloud and high performance computing, Atos Group is committed to a secure and decarbonized future and provides tailored AI-powered, end-to-end solutions for all industries. Atos Group is the brand under which Atos SE (Societas Europaea) operates. Atos SE is listed on Euronext Paris.

 

The purpose of Atos Group is to help design the future of the information space. Its expertise and services support the development of knowledge, education and research in a multicultural approach and contribute to the development of scientific and technological excellence. Across the world, the Group enables its customers and employees, and members of societies at large to live, work and develop sustainably, in a safe and secure information space.

 

Job Summary

 

We are looking for a motivated individual to join our team as Administrative Assistant where you will support the smooth day-to-day operations of our office. In this role, you will be at the heart of office life — coordinating communication with vendors, supporting meetings and events, assisting with business travel, etc. You’ll work closely with the Administrative Manager and a variety of internal and external stakeholders, helping create a well-organized and welcoming workplace.

 

This position requires fully onsite support in our office based in TZUM. 

 

Key Responsibilities

 

    • Provide day-to-day administrative support and assist the Administrative Manager.
    • Coordinate internal and external communication with employees, partners, visitors, vendors and suppliers.
    • Manage the vendor communication and necessary documentation. 
    • Organize and support meetings, events, and business travel arrangements.
    • Welcome and assist company guests and visitors.
    • Be the owner of the end-to-end travel and accommodation support, ensuring the right documentation and smooth traveling for all business trips.

 

Job Requirements

 

    • Very good command of English, both written and spoken.
    • Strong organizational and priority management skills.
    • Excellent communication and interpersonal skills.
    • High attention to detail and reliability.
    • Ability to work in a dynamic environment.
    • Good working knowledge of MS Office (Word, Excel, Outlook).
    • Team-oriented and supportive mindset.

 

Our Offering:

 

    • Professional Growth in a Global Company
    • Individual Career Path
    • Talent Program
    • E-Learning Hub
    • Knowledge Sharing Programs and Trainings
    • Mentor Support
    • Flexible Working Hours
    • Home Office (upon agreement)
    • 26 Paid Vacation Days + 4 additional days as per our Wellness Friday initiative 
    • Medical Care including Dental Care, Glasses, etc.
    • Referral Bonus
    • Food Vouchers
    • Multisport Card
    • Store Discounts
    • Charity and Volunteer Activities 
    • Metro Station next to the Office

 

 

 

Here at Atos, diversity and inclusion are embedded in our DNA. Read more about our commitment to a fair work environment for all.

 

Atos is a recognized leader in its industry across Environment, Social and Governance (ESG) criteria. Find out more on our CSR commitment. 


Choose your future. Choose Atos.