Lead Mechanical Engineer, Data Centers - CTS Nordics Oy

Experis; Helsinki; On-site; EUR 70,000 - 110,000; Full time

Benefits offered by this job

Long-term projects

International exposure

Competence-based compensation and bene

Job summary

CTS Nordics Oy is seeking a Lead Mechanical Engineer to join our Finnish team and drive design oversight for data centre projects. The role focuses on ensuring mechanical systems meet Finnish regulations while coordinating with international design teams, clients, and construction sites.

You will provide technical support during construction and commissioning. The position requires a relevant Bachelor's or Master’s degree in Mechanical Engineering and at least five years of experience in

Qualifications

• Bachelor's or Master’s degree in Mechanical Engineering.
• At least five years of mechanical systems design experience.
• Experience with data centres or mission-critical environments is preferred.
• Strong knowledge of cooling, HVAC, piping layouts.
• Fluent Finnish or Swedish; strong English is required.

Responsibilities

• Lead and quality assure mechanical system design for data centre projects in Finland.
• Ensure compliance with local regulations and project objectives.
• Review mechanical designs, calculations, and technical solutions.
• Coordinate technical changes, clarifications, and design improvements.
• Support commissioning teams and respond to technical queries during construction phases.
• Collaborate with clients, authorities, vendors, subcontractors, and multidisciplinary teams.
• Ensure safety, quality, and technical performance throughout all project phases.
• Act as Principal Designer towards local authorities and municipalities in Finland.

Skills

HVAC design

Regulatory compliance

Coordination

English proficiency

Finnish language

Swedish language

Education

Bachelor's or Master's in Mechanical Engineering

Tools

Revit

CAD software

Job description

Lead Mechanical Engineer, Data Centers - CTS Nordics Oy

CTS Nordics is an international engineering and project management company specializing in data centre projects. The company provides design, project management, and commissioning services and is involved in major data centre developments across Europe. CTS Nordics acts as a main contractor in selected data centre projects, giving the company hands‑on involvement from design through to project delivery. In Finland, CTS Nordics has grown significantly in recent years and has built a highly experienced team of professionals working closely with international colleagues and clients. We are now looking for a Lead Mechanical Engineer to join our Finnish team. This is an opportunity to become involved in long‑term, technically challenging data centre projects and work alongside experienced industry professionals in an international environment.

The Role

As a Lead Mechanical Engineer, you will act as the local technical expert for data centre projects in Finland. You will be responsible for ensuring that mechanical system designs comply with Finnish legislation, regulatory requirements, and project objectives. You will work at the interface between international design teams, clients, construction sites, and other key stakeholders. As the design work is primarily carried out by international engineering teams, your role will focus on design oversight, quality assurance, coordination, and ensuring compliance with local requirements. You will act as the local expert for Finnish projects, ensuring that technical solutions are suitable for the Finnish operating environment. The role also includes participation in client meetings, site visits, and technical support during construction and commissioning phases.

Key Responsibilities

• Leading and quality assuring mechanical system design for data centre projects in Finland
• Ensuring compliance with local regulations and requirements
• Reviewing mechanical designs, documentation, calculations, and technical solutions
• Coordinating technical changes, clarifications, and design improvements
• Supporting commissioning teams and responding to technical queries during construction phases
• Collaborating with clients, authorities, vendors, subcontractors, and multidisciplinary engineering teams
• Ensuring safety, quality, and technical performance of mechanical systems throughout all project phases
• Acting as Principal Designer towards local authorities and municipalities in Finland

To Succeed in This Role, You Will Have

• A relevant Bachelor's or Master's degree in Mechanical Engineering
• At least five years of experience in mechanical systems design
• Experience in data centres, mission‑critical infrastructure, hospitals, or other technically demanding environments
• Strong understanding of cooling systems, HVAC, piping systems, and related equipment layouts
• Good knowledge of Finnish mechanical regulations and authority requirements
• Fluency in Finnish or Swedish, as well as good English language skills
• The ability to work across multiple stakeholder interfaces and manage several parallel tasks in a dynamic project environment
• Fluency in Finnish or Swedish is essential for this role, as you will act as the local expert for Finnish projects and ensure compliance with local requirements.
• English is used daily within the international organization

Considered an Advantage

• Experience in data centre projects
• Experience leading mission‑critical infrastructure projects
• Experience with cooling systems and BMS integrations
• Experience with Revit or other relevant engineering and modelling tools
• Knowledge of data centre Tier classifications and redundancy concepts (N, N+1, 2N)
• FISE certification
• Experience working in international project organizations

Why CTS Nordics?

In Finland, CTS Nordics has grown rapidly in recent years and today employs approximately 70-80 professionals.

In this role, you will be part of the growing Finnish organization while also working closely with colleagues across the company's wider international network.

As the company continues to grow, both its operations and organization are constantly evolving, providing opportunities to influence your own role and contribute to shaping the future of CTS Nordics.

We offer:

• The opportunity to work on large-scale and technically demanding data centre projects
• Long-term projects where you can see developments progress from design through to delivery
• A key expert role within an international organization
• The opportunity to contribute to the growth and development of the business in Finland
• Competence-based compensation and benefits, including insurance coverage outside working hours

Practical Information

The primary office location for this role is Helsinki. The position includes some travel to project sites within Finland, typically a few days per month depending on project requirements. We primarily work from the office.

We review applications throughout the recruitment process and will proceed with suitable candidates on an ongoing basis.

For further information regarding the role or recruitment process, please contact: Juhani Äikäs Senior Recruitment Consultant ManpowerGroup [phone] [e-mail] ManpowerGroup acts as the recruitment partner for CTS Nordics in this search. Please feel free to get in touch if you would like to discuss the position, the company, or the recruitment process in more detail.