Gas Leak Detector
Do you enjoy working outdoors and independently, and do you want a job where you truly contribute to the safety of households in your region? Then start as a Gas Leak Detector at Siers!
Jobs in the Netherlands, in English.
26,000+ live jobsOn-site in Dordrecht·Full-time·Added 7 months ago (last checked 20 Oct)
25 open roles



This job advert was originally written in Dutch.
MBO 4 work and thinking level, preferably with a completed MBO education in a technical field;
Relevant (work) experience in a similar position. We would love to invite you if you have experience with estimating in (road) construction and/or the installation sector. You already know how to estimate; we will teach you the underground infrastructure!
A good command of the Dutch language, both spoken and written;
A driving license B.
An employment contract of 40 hours per week with a good and appropriate salary;
A one-year contract with a view to a permanent position;
25 vacation days and 13 ADV days on a full-time basis, so that you have sufficient time to relax or go on holiday;
Everything you need to perform your work well, including a laptop and phone;
A lot of freedom and independence in performing your duties;
A good and familiar atmosphere at a family business in which people are central. We work hard, but overtime is not the standard. A healthy work-life balance is always our priority;
When Siers makes a profit, you share in it by means of a profit-sharing scheme.
At Siers, we are looking for a driven Estimator to strengthen our project team in Dordrecht. As an Estimator, you play an essential role in the success of our projects by providing accurate cost estimates and performing financial analyses. You are responsible for preparing cost estimates and quotes, checking drawings, and assessing technical specifications and tender documents to arrive at realistic budgets.
Analyzing project requirements and technical specifications to determine the necessary materials, labor, and other costs;
Preparing detailed cost estimates and quotes for various projects;
Collaborating with various teams, including Project Managers, Engineers, and suppliers, to collect and process the correct information;
Post-calculating completed projects: Do the costs of the executed project correspond with the calculated costs;
Identifying potential risks and opportunities for cost savings;
Reporting to management on the financial aspects of ongoing projects.
Since 1964, our colleagues have worked hard every day to ensure that your house is warm in the winter, water flows from the tap, the lights are on in the evening, and you can work with a fast internet connection. Siers offers total solutions in the fields of heat, water, energy, and telecom. We are a stable and healthy employer with the mission to provide the Netherlands with sustainable and reliable underground infrastructures.
You can count on that; because when you come to work at Siers, you become part of a family of professionals. This means that you look out for one another and take care of each other. Within our company, there is plenty of room to grow and develop yourself. This contributes to our collective success.
Above all, job satisfaction is central, with a good balance between work and private life. We ensure a pleasant working atmosphere, with regularly organized department outings, staff parties, construction holiday and Christmas drinks, and other activities. After all, fun is what connects our family; we call that: WerkpleSiers.
We are not the most fun family business in underground infra for nothing.
Are you interested in the position of Estimator? Then we cannot wait to see your CV! Do you want to know more about the position first? Send us an email (Info@werkenbijsiers.nl) or call/WhatsApp (0629229492) and Emma is ready to answer your questions.
*Acquisition following this vacancy is not appreciated; such submissions will not be processed.
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