Senior Mechanical Design Engineer

Calibre Search; Belfast City District; On-site; GBP 65,000 - 90,000; Full time

Benefits offered by this job

Competitive salary

Bonus scheme

Private medical insurance

Life insurance

Income protection

Flexible benefits

Professional development

Job summary

Calibre Search is seeking a Chartered Mechanical Engineer to join its Building Engineering team in Belfast. You will lead the design and delivery of Mechanical Building Services for a diverse portfolio, from concept through to delivery, across science, technology, rail, higher education, healthcare, residential and industrial sectors.

You will develop building services strategies, coordinate multidisciplinary teams and drive energy-efficient, low-carbon solutions while adhering to programmes and

Qualifications

• Chartered Engineer status with IMechE/CIBSE or equivalent.
• Strong experience in Mechanical Building Services design across sectors.
• Proficiency with HVAC systems and sustainable building design.
• Experience delivering complex projects from concept to detailed design.
• Experience with building performance modelling (IES or similar).
• Knowledge of renewable technologies and low-carbon building systems.
• Excellent communication and stakeholder management.

Responsibilities

• Lead design and delivery of Mechanical Building Services across multiple projects.
• Develop sustainable mechanical design solutions balancing performance and cost.
• Prepare engineering calculations, reports, specs, drawings and BIM models.
• Coordinate with architects, structural engineers and multidisciplinary teams.
• Conduct thermal comfort, energy modelling and performance assessments (IES).
• Support integration of renewable energy technologies into designs.
• Ensure compliance with legislation and client requirements.
• Manage project programmes, deliverables and resources.
• Provide mentoring to junior engineers and contribute to BD activities.

Skills

Chartered Engineer status

Mechanical Building Services design

HVAC systems

Building performance modelling

Education

Chartered Engineer status (IMechE/CIBSE)

Tools

IES

Job description

Chartered Mechanical Engineer | Building Services | Belfast

Shape the design of complex, sustainable buildings across the UK and internationally.

A multidisciplinary engineering consultancy is looking for a Chartered Mechanical Engineer to join its Building Engineering team in Belfast. This is an opportunity to lead the design and delivery of Mechanical Building Services solutions on technically demanding projects spanning science and technology, rail, higher education, healthcare, residential and industrial developments.

Working within a collaborative design environment, you'll play a key role in developing innovative, low-carbon engineering solutions while working alongside architects, structural engineers and specialist consultants from concept through to project completion.

If you enjoy solving complex engineering challenges, influencing design decisions and delivering high-quality Building Services projects, this role offers plenty of variety and long-term career development.

The Role

As a Chartered Mechanical Engineer, you'll take ownership of the design and technical delivery of Mechanical Building Services systems across a diverse portfolio of projects.

You'll develop building services strategies, coordinate multidisciplinary design teams and ensure projects are delivered to programme, budget and the highest engineering standards.

The role also includes undertaking thermal comfort and building performance analysis, producing technical documentation and mentoring junior engineers as projects progress through design and delivery.

Projects range from highly serviced commercial and public buildings to technically complex science, technology and transport facilities, providing the opportunity to work on challenging schemes where sustainable design is a key priority.

About the Business

This established engineering consultancy has built a reputation for delivering technically complex Building Services projects that place sustainability, innovation and collaboration at the centre of every design.

Its multidisciplinary teams work across a broad range of sectors, combining engineering expertise with creative problem-solving to deliver buildings that perform efficiently throughout their lifecycle. Engineers are encouraged to take ownership of projects, develop their technical expertise and contribute to meaningful work that benefits clients and communities alike.

Key Responsibilities

• Lead the design and delivery of Mechanical Building Services systems across multiple projects.
• Develop sustainable mechanical design solutions that balance performance, energy efficiency and commercial objectives.
• Produce and review engineering calculations, technical reports, specifications, drawings and BIM models.
• Coordinate Mechanical Building Services designs with architects, structural engineers and multidisciplinary project teams.
• Carry out thermal comfort, energy modelling and building performance assessments using software including IES.
• Support the integration of renewable energy technologies and low-carbon building systems into project designs.
• Ensure designs comply with relevant legislation, industry standards and client requirements.
• Manage project programmes, technical deliverables and resource planning.
• Provide technical leadership, mentoring and support to junior engineers.
• Contribute to fee proposals, project planning and wider business development activities where required.

What You'll Need

• Chartered Engineer status with IMechE, CIBSE or an equivalent professional institution. Applications are also welcomed from engineers expected to achieve Chartership within the next 12 months.
• Strong experience in Mechanical Building Services Design across a range of sectors.
• A thorough understanding of HVAC systems, sustainable building design and mechanical engineering principles.
• Experience delivering complex building services projects from concept through to detailed design.
• Proficiency in building performance modelling using IES or similar software.
• Knowledge of renewable technologies, low-carbon design and energy-efficient building systems.
• Excellent communication skills with the ability to build strong relationships across multidisciplinary project teams.
• Commercial awareness, including resource planning, budgeting and supporting fee proposals.

What's On Offer

• Competitive salary and comprehensive benefits package.
• Performance-related bonus and profit share.
• Private medical insurance.
• Life assurance.
• Income protection and accident insurance.
• Flexible benefits designed to support health, wellbeing and work-life balance.
• Ongoing professional development and structured career progression.

Calibre Search promote equality in the workplace and we welcome applications from all suitably skilled or qualified candidates regardless of their sex, race, disability, religion/beliefs, sexual orientation or age.