Lead Design Engineer

Vallum Associates; Göteborgs kommun; On-site; SEK 900,000 - 1,200,000; Full time

Job summary

Vallum Associates seeks a Lead Mechanical Design Engineer to join our data centre team in Sweden. You will lead the mechanical design for large-scale projects, guiding a multidisciplinary team and ensuring compliant, efficient solutions across concept through construction.

You will oversee HVAC, cooling and infrastructure systems, review designs, and support procurement and site commissioning. Strong leadership and knowledge of Swedish regulations and BIM tools are essential.

Qualifications

• Degree in Mechanical Engineering, Building Services Engineering or a related discipline.
• Significant experience in mechanical building services design, ideally within Data Centres, mission-critical facilities or large-scale industrial projects.
• Proven experience leading mechanical design packages and coordinating multidisciplinary engineering teams.

Responsibilities

• Lead and manage the mechanical design of large-scale Data Centre projects from concept through construction.
• Oversee the design and coordination of HVAC, cooling and ventilation systems.
• Develop and review mechanical design calculations, specs, schedules and drawings.
• Provide technical leadership to engineers, designers and external consultants.
• Coordinate with electrical, architectural and construction teams for integrated designs.
• Ensure design deliverables meet project programmes and budgets.

Skills

HVAC systems

Cooling distribution

CRAC/CRAH cooling

Pumps & piping

Regulatory compliance

Leadership

Problem-solving

Prioritization

Education

Bachelor's degree in Mechanical Engineering or Building Services

Tools

Revit

AutoCAD

BIM platforms

Job description

Lead Mechanical Design Engineer – Data Centres

About the Opportunity

We are seeking an experienced Lead Mechanical Design Engineer to join a growing engineering team delivering large-scale hyperscale Data Centre projects across Sweden.

This is an exciting opportunity for a technically strong Mechanical Design Engineer to take ownership of complex mechanical systems, lead design activities and collaborate with multidisciplinary teams throughout the project lifecycle.

The successful candidate will play a key role in ensuring mechanical designs meet the highest standards of performance, efficiency, reliability and compliance within mission-critical environments.

Key Responsibilities

• Lead and manage the mechanical design of large-scale Data Centre projects, from concept design through detailed design and construction support.
• Oversee the design and coordination of HVAC, chilled water, cooling, ventilation and mechanical infrastructure systems.
• Develop and review mechanical design calculations, technical specifications, equipment schedules, drawings and design documentation.
• Provide technical leadership to mechanical engineers, designers and external consultants.
• Coordinate with electrical, CSA, architectural and construction teams to ensure fully integrated design solutions.
• Manage design deliverables, ensuring compliance with project programmes, budgets and technical requirements.
• Review contractor and subcontractor design submissions, identifying technical risks and resolving design issues.
• Ensure compliance with relevant Swedish and European building regulations, industry standards and engineering best practices.
• Participate in design reviews, technical meetings, client presentations and value engineering workshops.
• Support procurement activities through technical evaluations and equipment selection.
• Provide technical support during installation, testing, commissioning and project handover.
• Drive innovation, energy efficiency and sustainable mechanical design solutions.

Skills & Experience Required

• Degree in Mechanical Engineering, Building Services Engineering or a related discipline.
• Significant experience in mechanical building services design, ideally within Data Centres, mission-critical facilities or large-scale industrial projects.
• Proven experience leading mechanical design packages and coordinating multidisciplinary engineering teams.

Strong technical knowledge of:

• HVAC and ventilation systems
• Chilled water and cooling distribution systems
• CRAC / CRAH units and precision cooling
• Air-cooled and water-cooled chillers
• Pumps, pipework and associated mechanical equipment
• Energy efficiency and cooling resilience
• Experience managing mechanical design activities from concept through detailed design and construction.
• Proficiency in relevant engineering design software, such as Revit, AutoCAD and BIM platforms.
• Strong understanding of European mechanical design standards and relevant Swedish regulations.
• Excellent communication, stakeholder management and technical problem-solving skills.
• Ability to manage competing priorities and deliver within demanding project schedules.