Project Assistant (a)
ISS Schweiz
Genève
Key information
- Publication date:08 January 2026
- Workload:100%
- Place of work:Genève
Job summary
Join ISS as a Project Assistant, where we create great workspaces.
Tasks
- Manage project documentation and digital filing systems effectively.
- Support project managers with administrative tasks and communications.
- Ensure timely processing of invoices and project budgets.
Skills
- Have a commercial diploma and 2 years of admin experience.
- Strong knowledge of Microsoft Office and project management software.
- Excellent organizational skills and ability to multitask.
Is this helpful?
At ISS, we all call ourselves "Placemakers." Our goal is to provide our clients with the best possible environment and to ensure they feel comfortable in their workplace. Our 14,200 employees/placers have a high level of knowledge in services to meet the different needs of our clients. We carry them out according to the highest quality standards.
Your tasks:
- Creation of project files
- Digital and physical filing
- Management of the storeroom
- Order management
- Processing incoming and outgoing mail
- Collaboration and administrative support to Project Managers
- Follow-ups with various stakeholders to ensure proper administrative management
- Preparation of offers
- Preparation of credit requests
- Ensuring the quality of project files
- Entering project information into internal and external software
- Drafting contracts
- Proofreading documents
- Guiding companies through registration procedures
- Access request management
- Processing invoices and ensuring follow-up
- Preparation and referencing of monthly billing
- Requesting correction of accounting entries
- Ensuring control and compliance with deadlines in files (project tracking)
- Regular control of project costs
- Preparation of final project statements and ensuring follow-up
- Management of registrations and construction warranty deadlines
- Updating project checklists
- Creation and formatting of project reference sheets
- Project archiving
Your profile:
- Holder of a commercial employee CFC or equivalent training
- At least 2 years of experience in administration
- Knowledge of the construction sector (an asset)
- Mastery of French
- Good level of English
- Knowledge of German (an asset)
- Perfect command of Microsoft Office suite software
- Knowledge of SAP and/or CAFM Archibus, Messerli software (an asset)
- Comfortable with numbers
- Ability to understand and learn quickly
- Easy adaptation to change
- Proactivity, initiative, sense of anticipation
- Versatility, very good organizational skills
- Autonomous, dynamic, and communicative personality
- Good stress management and sense of priorities
- Ability to multitask and be flexible
- Inclined to do repetitive work
Ready for us? We are ready for you.
Every day, at ISS Switzerland, we work to ensure that offices, laboratories, airports, production sites, train stations, schools, and hospitals function and are pleasant to live in. Our 14,200 employees create living spaces throughout Switzerland, where more than a million people feel good and can thrive every day. ISS stands for innovation, quality of service, and direct relationships with clients.
As an employer, we rely on fair employment conditions, equal pay for work of equal value, and secure jobs. For us, respect is more than a promise – it is reflected in our five programs and in more than 200 training and development opportunities. Because those who take on responsibilities must also offer prospects – and without us, many things would not work.
