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Vulcain Engineering Group | Belgium

Mechanical Project Engineer – Offshore Substations

On site

Brussels, Belgium

Mid level

Full Time

11-02-2026

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Skills

Training

Job Specifications

As part of the development of offshore infrastructure supporting the European energy transition, a major project is underway to construct a high‑voltage grid at sea. This includes the creation of an artificial energy island, offshore substations, and several high‑voltage export cable systems.

To strengthen the team responsible for the AC substations (66 kV & 220 kV), we are looking for a Mechanical Project Engineer to contribute to the detailed design phase, the fabrication of the modules, and the review of technical documentation in preparation for future assembly and integration activities.

ABOUT THE POSITION:

As a Mechanical Project Engineer, you will be responsible for overseeing, coordinating, and validating all mechanical systems integrated into the offshore substations. This includes fire‑fighting installations, HVAC systems, lifting and handling equipment, as well as water networks and mechanical utilities.

Main responsibilities:

Review, comment on, and validate technical documentation related to mechanical systems.
Participate in Factory Acceptance Tests (FAT) for relevant equipment.
Provide technical support to construction, integration, and supervision teams.
Collaborate closely with electrical, instrumentation, SCADA, HSE, quality, and PMO teams.
Follow up on mechanical interfaces and contribute to resolving technical issues.

ABOUT YOU:

Minimum 6 years of experience on EPC projects.
Experience in the offshore sector is considered a strong asset.
Engineering degree in Electromechanics or Electrical Engineering.
Strong command of MS Office tools.
Fluent in English and Dutch

ABOUT US:

Vulcain Engineering is a group specialized in the energy sector that supports companies active in Renewable & Nuclear Energy, Gas & Infrastructure through our Study Offices and Consultancy services. Vulcain Engineering Group is positioned as a transformation partner thanks to its ultra-specialization in strategic sectors which positively impact the transformation of our society and supports its clients in their transformation towards more sustainable and responsible models. Vulcain supports its clients throughout the entire life cycle of their projects, from design to commissioning, by integrating constructability and safety requirements right from the design phase.

In Belgium, our activities focus on consultancy services, delivering expertise in three main areas:

Energy/Infrastructure
Gas Renewables & Processes
Life Sciences

With headquarters based in Brussels, and clients spread all over the country, we address key projects in the Belgian industry, offering our consultants the opportunity to work on challenging topics and discover different areas during their time at Vulcain.

Why would you apply?

An annual gross salary ranging from 56 000€ to 67 500€ paid over 13,92 months and advantages such as a company car (and fuel card), representation fees, insurances, meal vouchers, eco cheques, a sectorial bonus (the salary indicated corresponds to the level of experience mentioned in the job description. For any other level of experience, the annual salary may vary accordingly)
A tailored career path within the company : opportunities to discover different business units, training, follow-up from your business manager, and a development evaluation every year
A human-based company with slightly more than 120 consultants and synergies between the different business units

About the Company

VULCAIN is a global engineering and services consulting company specialized in the energy and environment sectors (Oil & Gas, Power, Process industries and Infrastructures). Our vocation is to assist our clients to imagine, design, build and operate the energy infrastructures of tomorrow. 60% of our 750 consultants are currently working in France while 40% of them intervene abroad. Our sectors specialization combined to our wide range of competences allows us to provide our expertise in all stages of the EPCC lifecycle but a... Know more