Project Engineer, Process Project Engineer, Process Wartsila In-person · Vaasa, Ostrobothnia, F[...]

Seeds Renewables; Vaasa; On-site; EUR 50,000 - 70,000; Full time

Job summary

A leader in renewable energy is seeking a Project Engineer, Process, to provide process design for engine power plant projects in Vaasa, Finland. Responsibilities include engineering diagrams, calculations, and coordinating design with project teams. The ideal candidate will have a B.Sc. or M.Sc. in a related field and strong communication skills. This role emphasizes international teamwork and offers opportunities for professional growth.

Qualifications

• B.Sc. or M.Sc. in Process Engineering, Chemical Engineering, Energy Engineering, or a similar field.
• Motivation to learn and grow professionally.
• Good communication, negotiation, and teamwork skills.

Responsibilities

• Engineering process flow diagrams, P&IDs, and device lists.
• Performing process calculations and simulations needed for process design.
• Creating process descriptions.
• Coordinating process design with the core project team and sub-suppliers.

Skills

Process Engineering

Chemical Engineering

Energy Engineering

Good English skills

Negotiation skills

Teamwork skills

Education

B.Sc. or M.Sc. in Process Engineering

Job description

Project Engineer, Process

Wärtsilä Energy leads the transition towards a 100% renewable energy future. We help our partners accelerate their decarbonisation journeys through market‑leading technologies and power system modelling expertise, covering decarbonisation services, future‑fuel enabled balancing power plants, hybrid solutions, energy storage, and optimisation technology, including the GEMS Digital Energy Platform.

Did you know Wärtsilä has delivered 79 GW of power plant capacity and more than 130 energy storage installations in 180 countries?

In this fast‑changing world of energy, we are constantly on the lookout for future‑oriented talent to join our team and work towards enabling sustainable societies through innovation in technology and services.

We are looking for a Project Engineer, Process, with the main responsibility of providing process design for engine power plant projects. The location for this position is Vaasa, Finland.

Responsibilities

• Engineering process flow diagrams, P&IDs, and device lists
• Performing process calculations and simulations needed for process design
• Creating process descriptions
• Coordinating process design with the core project team, internal experts, design partners, and sub‑suppliers in own projects
• Supporting project teams with project‑specific design packages and related tasks
• Participating in development and sales projects with various process design‑related tasks

Qualifications

• B.Sc. or M.Sc. in Process Engineering, Chemical Engineering, Energy Engineering, or a similar field
• Interest in working in an international team and developing oneself and others

Additional Skills

• Motivation to learn and grow professionally and to be self‑driven
• Good communication, negotiation, and teamwork skills
• Ability to understand and work with diverse cultures
• Good English skills, with the ability to communicate orally and in writing with different stakeholders
• Capability to efficiently produce technical documents in English

Benefits and EEO Statement

At Wärtsilä we value, respect, and embrace all our differences, and are committed to diversity, inclusion, and equal employment opportunities; everyone can be their true self and succeed based on their job‑relevant merits and abilities.

Last application date: 10/05/2026.

Contact: Joakim Mattbäck, Manager, Technical Expertise, Mechanical & Process – Process Engineering & Safety – Engine Power Plants, Wärtsilä Energy – [e-mail]