Administrative Officer including Project Support 50% (a)

18 February 2026
50%
Zürich

Job summary

Join ISS as a Placemaker in a dynamic admin role supporting projects.

Tasks

Manage customer orders from entry to invoicing efficiently.
Prepare work reports and assist with project administration.
Maintain data compliance and gather essential documents.

Skills

Completed commercial training with 2+ years of relevant experience.
Fluent in German and good English communication skills required.
Proficient in MS Office and various tools for effective work.

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About the job

Administrative Officer including Project Support 50% (a)

At ISS, we all call ourselves Placemakers. Our goal is for our customers to find an optimal environment at their workplace and feel comfortable. Our 14,200 employees/Placemakers have a high level of service understanding to meet the diverse customer needs. We fulfill these according to the highest quality standards.

Are you looking for a new challenge and want to bring your previous administrative professional experience into a demanding, dynamic, and varied environment? Do you have all-rounder qualities and are ready to support the on-site team administratively and flexibly in various steps? Do you enjoy familiarizing yourself with new areas of responsibility and quickly gaining an overview? Then we look forward to your application!

Your main tasks:

- Administrative processing of all customer orders (tickets) from recording to invoicing
- Creating work reports
- Obtaining quotes, documents, and information
- Data maintenance in various systems while observing customer-specific compliance requirements
- Creating invoices
- General supportive and administrative tasks in the operational project environment

Your profile:

- Completed vocational training in the commercial field
- At least 2 years of professional experience in a similar role in a dynamic and service-oriented environment
- Fluent German skills in spoken and written form, good English skills
- Very good PC skills (MS Office) and willingness to regularly use various tools
- Reliable, structured, and proactive working style
- Impeccable reputation (criminal and debt register extract)

Ready for us? We are ready for you!

Every day at ISS Switzerland, we work to ensure that offices, laboratories, airports, production facilities, train stations, schools, and hospitals function and are livable. Our 14,200 employees create living spaces throughout Switzerland where over a million people feel comfortable and can develop every day. ISS stands for innovation, service quality, and direct customer relationships. As an employer, we rely on fair employment conditions, equal pay for equivalent work, and secure jobs. Appreciation is more than a promise for us – it is reflected in our five programs and in over 200 training and development opportunities. Because those who bear responsibility must also offer perspectives – and without us, many things would not work.