As an Office Manager (m/f/d), your mission is to ensure a functional and pleasant working environment for all employees by systematically maintaining, organizing and coordinating the office infrastructure.
You provide operational support to the Office Management team and play a key role in enabling our growing team to focus on their core tasks.
Conduct daily inspection rounds, uphold professional standards of cleanliness and order, and restock consumables independently and proactively.
Systematically research, evaluate and onboard suppliers for consumables according to ESG criteria, fair-trade standards and regional availability.
Professionally prepare and follow up meetings and hospitality, including arranging catering, preparing rooms and providing beverages for internal and external guests.
Monitor beverage and office supply inventories proactively and place orders in a timely manner to ensure continuous availability.
Provide short-term cover on telephone duty when needed, support Office Management colleagues with project-related tasks and adjust your priorities situationally to meet changing requirements.

Initial practical experience in service-oriented roles such as office management, hospitality, catering, reception or comparable fields with an ability to work independently.
Strong sense for professional standards in hospitality, room setup and guest care, and a polite, courteous manner toward colleagues and guests.
Ability to convert fragmented operational tasks into reliable daily routines, adapt priorities as situations require and independently check that standards are met.
Systematic supplier research and evaluation based on ESG, cultural and value-for-money criteria, plus proactive demand planning for consumables.
Confident use of Outlook, Teams and Excel for calendar management.
Fluent German and English (C1 each) for clear, friendly communication with colleagues, guests and service providers.
Self-initiative, conscientiousness and flexibility, enjoyment of working with people and an open, positive presence that contributes to a pleasant office atmosphere.

Make a difference: Your work helps reduce CO₂ emissions and makes buildings more sustainable and energy-efficient.
Mobile work: Shape your workday to suit your needs — with flexible hours, a short core period and the freedom to work from our modern office in Cologne.
Long-term perspective: After the probationary period, we offer a permanent employment contract.
Feel-good package: 30 days of annual leave, plus fresh organic fruit, regional coffee, free drinks and a monthly team breakfast for your daily energy boost.
Professional development: We support you with tailored training opportunities to advance your career.
Tech setup: You receive modern work equipment of your choice — Microsoft or Apple — and high-quality noise-cancelling headphones for focused work.
Mobility package: Always mobile — choose between the Deutschland-Ticket (public transport pass) or a company bike (JobRad) for commuting or private use.
Financial benefits: Contributions toward capital-forming benefits (VWL) or company pension scheme (bAV).
#teamaedifion: Regular team events, collaborative work at eye level, active knowledge sharing and flat hierarchies foster strong team spirit and open communication.
Dog-friendly office: Bring your dog — we welcome our four-legged colleagues.

Office Manager – Part-time

Key skills