Senior Mechanical HVAC Engineer

Arup; Warszawa; Hybrid; PLN 180,000 - 260,000; Full time

Benefits offered by this job

Profit-sharing

Health insurance

Flexible working

Wellbeing programmes

Employee assistance

Job summary

Arup in Poland is seeking a Senior Mechanical Engineer to lead the delivery of HVAC design packages for complex projects, including Data Centres and Science & Industry sectors. You will work in a multinational environment, driving design from brief through installation and commissioning.

You will collaborate with architects, clients, and contractors, ensure high technical standards, and mentor junior engineers while contributing to Arup’s global Mechanical Skills Network.

Qualifications

• Degree in Mechanical Services Engineering and licensed engineer in Poland.
• Knowledge of relevant Poland/EU mechanical design standards.
• Experience leading mechanical design teams on Data Centre and Science & Industry projects.
• Fluent German communication at all levels.

Responsibilities

• Drive delivery of mechanical design packages across the full project lifecycle.
• Collaborate with architects, discipline experts, clients, contractors, and authorities to keep delivery on track.
• Design HVAC systems in a BIM environment using appropriate software.
• Lead, coach and review work of engineers to high technical standards.
• Mentor junior engineers to grow capability and confidence.
• Contribute to Arup’s Mechanical Skills Network and share best practices.
• Support proposals and conversations with technical leadership to win new work.

Skills

Mechanical design

Team leadership

German language

BIM design

Education

Degree in Mechanical Services Engineering

Tools

HVAC design software

Revit/BIM

Job description

Shape a future with purpose at Arup in Poland.

Accelerate your career, and help shape a future with purpose at Arup.

For more than 75 years, Arup’s purpose, shared values, and collaborative approach have helped us shape a better world. With over 20,000 colleagues globally, we deliver iconic projects where innovation, sustainability, and performance come together.

Our Poland offices in Warsaw and Krakow are fast-growing teams of 200+ colleagues, working closely with Arup teams around the world

The Opportunity

You’re a curious, passionate engineer who takes ownership, builds trust quickly, and consistently delivers high-quality design.

As part of multidisciplinary project teams, you’ll lead the delivery of mechanical (HVAC) design packages -from the first brief through scheme and detailed design to installation and commissioning.

You’ll grow quickly in a role with strong development prospects, working on complex projects across Mission Critical (Data Centres) and Science & Industry.

Backed by Arup’s commitment to learning and development, you’ll keep building your skills in a supportive, challenging, and truly international environment.

As a Senior Mechanical Engineer at Arup, you will:

Drive the delivery of mechanical design packages across the full project lifecycle.

Partner proactively with stakeholders—architects, discipline experts, clients, contractors, authorities, and public service providers—to keep delivery moving.

Design HVAC systems in a BIM environment.

Proficient use of design-support software for HVAC systems

Lead, challenge, and coach a team of engineers—coordinating and reviewing work to a high standard.

Set and uphold high technical and quality standards across all designs and deliverables.

Review contractors’ design submissions, procedures, and schedules—and ensure they meet requirements.

Communicate progress, risks, and next steps clearly to project management.

Mentor and develop junior and intermediate engineers—helping them grow their capability and confidence.

Champion best practice by actively contributing to Arup’s Mechanical Skills Network.

Help us win new work by bringing ideas, insights, and technical leadership to proposals and conversations.

Does this role inspire you?

We're looking for someone passionate about sustainable building design and technically excellent engineering solutions. These are the essential skills and qualifications for the position:

Degree in Mechanical Services Engineering.

Licensed Mechanical Engineer in Poland for design or currently working towards chartership.

We also value:

Deep knowledge of relevant industry standards and regulations in Poland, and/or in EU (Germany, Netherlands) .

Experience leading the mechanical design teams, ideally on Data Canters and Science & Industry projects.

Confident communication in German, at all levels.

Why Arup?

At Arup, we believe in rewarding our members for their contributions to our shared success. As a trust-owned company, we have the freedom to pursue meaningful work that aligns with our purpose and values. We also offer a unique profit share program, allowing our members to share in the results of our collective efforts.

Benefits that work for you:

Professional Growth & Development: Benefit from continuous learning opportunities, training programs, and mentorship to enhance your skills and advance your career at Arup.

Global Opportunities:Collaborate with colleagues worldwide and explore potential short-term or long-term assignments at other Arup offices and project locations.

Financial Well-being & Ownership:Receive a competitive salary and benefits package and share in Arup's success through our global profit-sharing programme.

Wellbeing and Culture:At Arup we are committed to fostering a healthy working culture byoffering a range of health and wellbeing benefits, including health insurance, flexible working schemes, wellness programmes and an Employee Assistance Programme.

Flexible Working Model:Flexible Working allows members to integrate their work and personal lives alongside needs of our business.

At Arup, you belong to an extraordinary collective where individuality is encouraged. Our strength comes from how we respect, share, and connect our diverse experiences, perspectives, and ideas. You'll have the opportunity to do socially useful work that has meaning – to Arup, to your career, and to the clients and communities we serve.

We are proud to be an equal opportunity employer and are committed to building a workplace that reflects the rich diversity of the world around us. We actively promote a culture of inclusion where everyone feels welcome, respected, and valued.

We welcome applications from talented individuals of all backgrounds, regardless of age (within legal limits), gender identity or expression, disability, ethnicity, religion, sexual orientation, or any other protected characteristic. We are committed to making our recruitment process and workplaces accessible. We're here to support you.

Do you want to join us in shaping a better world?