Business Controller, unit Mobility & Built Environment | Delft

As a Business Controller within the Mobility & Built Environment unit, you work in close collaboration with the Unit Controller to provide management with insight into the unit’s financial and business performance. Together with the control team (a total of 7 FTE), you contribute to improving this performance and play a key role in coordinating, executing, and monitoring the financial planning and control cycle. In this role, you help further develop and prepare financial management reports, draw up business plans, prepare the budget, and support the realization of the organization’s and unit’s strategy and objectives. In addition, you assess, supervise, and manage large, high-risk programs and projects within the unit.

As a Business Controller, you support and advise the Research Managers and the Director of Operations of the unit on financial management and control of their areas of responsibility, including reporting. You assess cost calculations and risks and provide advice on the acceptance of large-scale projects. In addition, you perform further financial reviews of business cases and investment decisions. In certain programs or projects, you are responsible for the functional leadership of a controlling team.

• You have completed a university-level (MSc) degree in business economics or a related field; an RA (Registered Accountant) qualification is a strong plus.
• As an Assistant Unit Controller, you have at least 5 years of relevant work experience and demonstrable multi-year experience in providing financial support for large-scale and/or complex projects and programs.
• Preferably, you have (functional) managerial experience and possess strong persuasive skills, enabling you to be successful in a complex environment with highly educated professionals.
• You have experience in implementing new ideas, team building, and establishing and maintaining relationships.
• Excellent command of the Dutch and English languages, both spoken and written.

Challenging and varied work with a real impact. And plenty of opportunities as, at TNO, you are in charge of shaping your career. We offer a gross monthly salary between € 5,000 and € 7,000 (based on your knowledge and experience), 8% holiday pay, a 13th month bonus of 8.33% and a flex budget (5.58% + € 180). In addition, you will be given every opportunity to develop yourself.

TNO offers optional employee benefits, enabling you to tailor your benefits package to match your personal situation. You may also expect:

• An extremely professional, innovative working environment where colleagues are leading experts in their field.
• The opportunity to attend courses, workshops and conferences, and to receive training and coaching based on your needs.
• 34 days annual leave on a full-time basis.
• An employer that values and encourages diverse talent, with initiatives like the Female Leadership Program, our Rainbow Community and round tables on inclusion topics.
• We offer a comprehensive and flexible mobility plan that also includes full compensation for public transportation for commuting and business travel[OPTIONAL] or a leased car.
• Great social events with your team and other TNO colleagues. That’s how you will get to know a lot of people really quickly.
• Flexible working hours, the possibility to work parttime (32 of 36 hours) and the possibility of working from home.
• Extensive relocation package for international candidates.
• A good pension scheme.

Read more about tailoring your benefits package.

At TNO, we innovate for a healthier, safer and more sustainable life. And for a strong economy. Since 1932, we have been making knowledge and technology available for the common good. We find each other in wonder and ingenuity. We are driven to push boundaries. There is all the space and support for your talent and ambition. You work with people who will challenge you: who inspire you and want to learn from you. Our state-of-the-art facilities are there to realize your vision. What you do at TNO matters: impact makes the difference. Because with every innovation you contribute to tomorrow’s world. Read more about TNO as an employer.

At TNO we encourage an inclusive work environment, where you can be yourself. Whatever your story and whatever unique qualities you bring to the table. It is by combining our unique strengths and perspectives that we are able to develop innovations that make a real difference in society. Want to know more? Read what steps we are taking in the area of diversity, equity and inclusion.

Please apply before the 29th of March, 2026. The selection process comprises two interview rounds. The preliminary interview takes place on the 8th of April, 2026. In a final meeting we will discuss the terms of employment and your tailored benefits package. We aim to finalize the entire process within four weeks.

The selection process may include an online assessment and a reference check.

A certificate of Conduct (VOG) is required before starting a new job at TNO.

As you will be working for clients in the domain of defence and security, a Certificate of No Objection issued by AIVD (the Dutch General Intelligence and Security Service) is mandatory. This means you will have to undergo a security screening. Read more about security screening.