Mechanical Design Engineer
Location: Enniskerry, Co. Wicklow (Hybrid) + Client Sites / International Travel
Salary: €60,000 – €80,000 + Benefits
Job Title: Senior Solutions Engineer / Mechanical Design Engineer
About us
Join CoolPlanet, a fast-growing global leader in industrial decarbonisation, delivering advanced engineering and data-driven solutions to help major organisations achieve Net Zero at scale.
We are hiring a Senior Solutions Engineer to lead complex engineering analyses, develop high-impact energy-optimisation solutions, and provide technical leadership across client projects.
This is a senior, high-autonomy role that combines deep engineering expertise, data analysis, and delivery leadership, with the opportunity to shape how industrial energy systems are optimised across global client sites.
The Opportunity
You will work across the full lifecycle of industrial energy projects from data analysis and opportunity identification through to engineering design and implementation support.
Projects typically focus on:
- Steam and thermal systems optimisation
- Refrigeration and cooling systems
- Compressed air systems
- Industrial heat pumps and electrification
- Renewable and low-carbon energy integration
- Large-scale industrial energy performance improvement
You will also play a key role in leveraging CoolPlanet’s digital platform (CPOS) to analyse performance data, identify opportunities and deliver measurable energy and carbon reductions.
Key Responsibilities
Engineering & Technical Leadership
- Lead complex energy assessments, engineering studies and solution development activities across industrial client sites
- Analyse large datasets to generate actionable engineering insights and identify optimisation opportunities
- Define and review energy-saving calculations, models and technical reports
- Lead Front-End Engineering Design (FEED) activities and provide oversight for detailed design (EDD)
- Act as a senior technical interface with clients, suppliers and contractors
Delivery Leadership
- Take ownership of delivery across defined engineering workstreams
- Plan, prioritise and coordinate engineering activities within structured project environments
- Manage risks, data challenges and delivery blockers proactively
- Ensure progress and outcomes are clearly communicated to internal and external stakeholders
- Drive continuous improvement in engineering standards, tools and delivery processes
People & Technical Development (where applicable)
- Mentor and support junior and intermediate engineers
- Review technical outputs to ensure quality and consistency
- Contribute to the development of engineering capability and best practices
- Support performance and development conversations where acting in a leadership capacity
What We’re Looking For
Essential
- Degree in Mechanical, Process, Energy Systems or related Engineering discipline
- Significant experience delivering complex engineering solutions in industrial or manufacturing environments
- Strong technical expertise across multiple energy systems (e.g. steam, cooling, compressed air, thermal systems)
- Advanced analytical capability, including working with large datasets and digital tools
- Ability to combine hands-on engineering with coordination and delivery leadership
- Strong communication skills with the ability to influence technical and non-technical stakeholders
- Comfortable working with high autonomy and accountability
Desirable
- Master’s degree in a relevant field
- Certified Energy Manager (CEM) or similar accreditation
- Experience in food & beverage, pharma, or large industrial sites
- Experience leading FEED or early-stage engineering design
- Familiarity with data platforms, digital engineering tools or performance monitoring systems
- Interest in AI, automation or advanced analytics applied to engineering
Benefits
- Private medical insurance
- Company pension
- Employee Share Option Scheme
- Company social events
- Career growth with dedicated upskilling time.
- Bike to work scheme
- Gym on site
- Refer A Friend Incentive: Earn €2,000 per referral!
- Devices: Company phone and laptop
- Be part of a mission-driven company tackling climate change with technology.
At CoolPlanet, we are dedicated to fostering a diverse and inclusive workplace culture where everyone feels valued, respected, and empowered to contribute their unique perspectives. We believe in equal opportunities for all, regardless of race, ethnicity, gender, religion, sexual orientation, age, disability, or any other characteristic. We are committed to creating an environment that celebrates diversity and encourages collaboration, innovation, and personal growth. Together, we strive to build a CoolPlanet where every individual can thrive.