Contract Manager Maintenance & Faults (Freelancer Allowed)

Project overview

Contract Manager Maintenance & Faults

For Water Authority Hollandse Delta, we are looking for a Contract Manager Maintenance & Faults for an average of 36 hours per week.

Within this assignment, you will be the link between field staff, internal clients, and suppliers. The focus is on contract management for maintenance work and fault handling. Additionally, you will provide support for a number of tender processes.

You will ensure that what happens in the field aligns with contractual agreements and that signals from execution are well translated into contract management, supplier agreements, and potential improvement measures.

Assignment Description

The Contract Management assignment focuses on the contractual aspects of maintenance work and fault handling. You will be involved in, among other things:

Keeping contracts, prices, and contractual agreements up-to-date and ensuring they are easily accessible to the internal organization.

Communicating with suppliers and internal clients regarding questions, deviations, and bottlenecks in execution.

Conducting periodic supplier assessments and discussing the outcomes with suppliers and internal stakeholders.

Drafting improvement agreements where necessary and monitoring their follow-up.

Timely identifying risks, additional work, and deviations, and advising on appropriate measures.

Supporting tender processes by gathering needs and technical input from the organization.

Contributing to the development of contract terms.

Preparing for the implementation of new contracts.

Carefully documenting files, agreements made, and knowledge gained, so that they are fully available and transferable to the permanent team at the end of the assignment.

Tender Processes

Procurement will be supported within the assignment for:

Tender for aeration.

Tender for e-installations.

Tender for CHP (Combined Heat and Power) installation.

Single-stage, open tender.

Requirements

Availability – 15 points

Available from December 1, 2026, for the expected hours: 15 points

Available within two weeks of the requested start date: 7.5 points

Not available within two weeks: 0 points

Work and thinking level – 10 points

Minimum Bachelor's (HBO) work and thinking level: 10 points

Experience – 30 points

More than 5 years of experience in a similar assignment: 30 points

Between 3 and 5 years of experience: 15 points

Less than 3 years of experience: 0 points

Specific Knowledge – 10 points

Work on wastewater treatment and/or industrial installations.

Strong judgment: being able to act convincingly on content while remaining open to the arguments of others.

Working organizationally strong, distinguishing between main and secondary issues, and directing a contract team.

Work experience within the public sector.

Specific knowledge must be clearly reflected in the CV. Merely referring to the CV will not result in a score.

Motivation – 25 points

The candidate must explain why he or she is suitable for this specific assignment at Water Authority Hollandse Delta.

Work attitude and communication skills – 10 points

The candidate must describe how it is evident that he or she can perform the assignment independently. Specific attention must be paid to work attitude and communication skills.

Free takeover – 10 points

The client reserves the right to employ the hired person after 1040 hours worked or to negotiate this without financial compensation to the contractor. Agreement: 10 points Disagreement: 0 points

Assignment Details

Client: Water Authority Hollandse Delta

Project details

Ridderkerk

Hybrid working: Possible, with partial physical presence

Start date: December 1, 2026

Hours: Average 36 hours per week

End date: April 30, 2027

Extension: Maximum two times for a fixed term

Maximum hiring period: 24 months including the initial period

Travel and accommodation costs: Included in the hourly rate

Resources: Phone, car, laptop/tablet, and personal protective equipment are not provided

Number of registrations: Maximum one per participating organization

Match interviews: Maximum three applicants will be invited

Contract type: Freelancer (ZZP) independently, Freelancer (ZZP) via agency, or employment

Interested?

Do you have experience with contract management in maintenance, technical installations, or a comparable operational environment, and do you know how to effectively bring together suppliers, internal clients, and execution? Then this is a great assignment in which you will have significant responsibility, both in terms of content and organization.

• Start: 2026-11-01T23:00:00
• Location: Ridderkerk Zuid-Holland, NL
• Languages: Dutch