Mechanical Design Engineer

About the Role

ORS are seeking an experienced Mechanical Design Engineer (Building Services) to join our expanding team.

This role is focused on mechanical building services and HVAC design. The successful candidate will have a strong technical background in the design of building services systems, including heating, ventilation, air conditioning (HVAC), domestic water and associated mechanical systems.

This is a challenging and rewarding opportunity requiring excellent problem-solving skills and the ability to deliver high-quality designs within a fast-paced, multidisciplinary environment.

The successful candidate will be based in the Munster/ Limerick region with the local office based in Limerick.

Key Responsibilities

• Create detailed Mechanical systems with Mechanical calculations, schedules, specifications and technical documentation.
• Producing drawings and layouts in AutoCAD and/or Revit (BIM).
• Coordinating designs with electrical engineers and other disciplines.
• Assisting with site inspections, surveys, and responding to contractor queries during construction.
• Supporting project delivery tasks such as document control, tender packs and design reviews
• Maintain project documentation in accordance with ISO standards, ensuring up to date records for electrical designs.

Essential Requirements

• Possess a relevant 3rd level qualification in Building Services Mechanical Engineering or a related field.
• Demonstrated 3-5 years of experience in a similar role, showcasing a track record of successful projects.
• Results-driven with excellent communication skills.
• Proven experience in technical submittals, commissioning, and handover procedures.
• Strong work ethic, ability to work independently and collaboratively.
• Excellent communicator with good IT skills, including proficiency in MS Word, Excel, and Project.

Desirable Requirements

• Chartered or Registered status (or working toward it)
• Strong capability in contractor oversight and tender processes

What We Can Offer You

Being part of ORS means more than just a job, it means joining a company that invests in you and your ambitions with transparency, structure and support.

We are delighted to offer a suite of benefits when you join ORS, which include:

• Competitive salary
• Performance-related bonus
• Pension scheme with matching contributions
• Remote-first hybrid model – use your home as a base and any of our office locations as you see fit
• Work from abroad
• Flexible working hours
• Access to over 60 health disciplines through our Kara Connect Platform
• Continuous Professional development (CPD) programme & funding
• Paid maternity, paternity and fertility leave
• Company and birthday annual leave days
• Death in Service benefit
• Tax saver - travel and bike to work
• Culture, social, wellness and CPD committees
• Talent Development Programmes
• Access to leading career coach Gerry Duffy

About ORS

ORS is a world-class multidisciplinary building consultancy with more than 30 years of delivering technical excellence across the built environment. Our mission is simple but powerful: We endeavour to make the lives of our team, clients, partners and communities happier and better in the ways that really matter every single day.

Don’t just take our word for it! ORS has won numerous awards, recognising our Great Place to Work culture.

•  Awarded Consultancy Firm of the Year at the Irish Design & Build Awards 2026
• Winner of the Engineering Consultancy of the Year at the Engineering Excellence Awards 2025
• Winner of the Graduate Programme of the Year at the Engineering Excellence Awards 2025
• Winner of the Best Company to Work For at the Irish Design & Build Awards 2024 & 2025
• Winner of the Best People Development of the Year at the Engineering Excellence Awards 2024
• Winner of the Recruitment & Retention Strategy at the Workplace Excellence Awards 2024
• Great Place to Work certified consecutively since 2017
• Top 3 Company Best Workplaces in the medium-sized category at the Great Place to Work awards 2025
• Best Workplaces for Health & Wellbeing 2025 Great Place to Work
• Engineers Ireland CPD Accreditation since 20217
• Awarded for Hybrid Way of Working at the 2022 Great Place to Work Awards
• Silver Accreditation through Investors in Diversity 2025

ORS is committed to creating a diverse and inclusive company culture. We foster a culture of inclusion for all employees that respects and supports their individual strengths and experiences.