Senior Mechanical Design Engineer at Equans Uk & Ireland in Waterside, Scotland, United Kingdom | Kablio

Role

Description

mechanical design

energy modelling

risk management

technical reporting

design review

hazop review

Undertake design, coordination, and management, integrating mechanical and energy systems for seamless project execution.
Assist in identifying design risks and contribute to risk mitigation, manage the risk registers.
Produce and develop technical reports, drawings, and specifications.
Manage designs and support end-to-end project lifecycle delivery, helping to ensure projects are delivered on time and within budget.
Support energy modelling and system performance simulations using IES, Energy Pro, and other tools.
Conduct design reviews, ensuring design solutions meet performance, safety, and regulatory standards.
Participating and contributing to HAZOP and LOPA discussions/ meetings.

Requirements

heat pumps

energy modeling

chartered engineer

autocad

design management

mechanical design

Commercial awareness to support bids, scopes of work, and fee proposals.
Experience working across full RIBA stages on multidisciplinary teams.
Proven experience in heat pump design and integration, including hybrid systems and low-temperature heating solutions.
Comfortable leading client and contractor discussions, including technical presentations.
Ability to integrate mechanical systems with electrical infrastructure and low-carbon technologies for retrofit and new-build projects.
Experienced in Design & Build and Traditional procurement routes.
Proficiency in design-, energy modelling- and simulation software such as IES, Energy Pro, PVsol, Termis, NEMO, and Netsim.
Strong background in mechanical building services design, supported by practical experience or equivalent knowledge.
Ability to lead mechanical design packages on multi-disciplinary projects.
Strong experience in design management, risk assessment, and project delivery of sustainable retrofit, low-carbon technologies, and energy efficiency projects.
Experience with heat networks and utilities, from feasibility through to applications and connection design.
Strong technical grounding in mechanical building services design to integrate low-carbon energy solutions, such as heat pumps, heat recovery systems, high-efficiency HVAC, thermal storage, and demand-led controls for sustainable retrofit in commercial, public-sector, and mixed-use buildings.
Chartered Engineer status (CEng) or working towards.
Ability to check, QA, and sign off mechanical designs in accordance with CIBSE Guides, BS EN standards, UK Building Regulations (Part L, Part F, Part G), and relevant industry codes.
Experience in public sector or funding-driven decarbonisation projects such as PSDS and WH/ SHDF.
Sound understanding of electrical building services to enable effective coordination.
Strong organisational skills, able to manage multiple concurrent projects and deadlines.
Able to mentor junior engineers and enhance team capability.
Competent in detailed design from RIBA Stage 2 to 5, including heating and cooling load calculations, ancillary equipment sizing and selection, ductwork and pipework sizing, schematics, schedules, DSEAR assessments, and technical reports.
Experience in design and design management, risk assessment, and project delivery of sustainable retrofit, low-carbon technologies, and energy efficiency projects.
Degree in Mechanical Engineering or Building Services Engineering (BEng or equivalent).
Proficient in AutoCAD and good working knowledge of BIM workflows (Revit desirable).

Benefits

Life Cover equivalent to 2 times annual salary
Holiday purchase scheme
Employee discount shopping schemes on major brands and retailers
Attractive Employee Referral Rewards Scheme
25 days annual leave (+ public holidays)
24/7 Employee Assistance Program and access to mental wellbeing app
Gym membership discounts
Access to our growing employee networks
On offer is a competitive salary, and benefit package, which includes;
Cycle to work scheme
Broad range of learning opportunities, such as professional qualifications, collective/individual training, and personalized support programmes
2 corporate social responsibility days per year

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

a disclosure check may be required for certain roles.

Company

Overview

€19.2B turnover

Global revenue

The company operates as part of a global powerhouse with a significant financial footprint.

20 countries

Global presence

The company's reach extends across 20 countries worldwide.

£2B revenue

UK & Ireland operations

The UK arm contributes significantly to the company's global operations.

2021 launch

UK rebrand

The company rebranded in the UK to focus on technical and energy services.

It’s part of a global powerhouse operating in 20 countries with a €19.2 billion turnover in 2024.
In the UK & Ireland, the company delivers multi‑disciplinary projects—from town regeneration to smart energy systems.
Expertise spans technical services, facilities management, low‑carbon energy, green mobility, district energy and decentralised renewables.
Typical projects include hospital energy upgrades, heat networks at universities, public sector building retrofits and urban regeneration schemes.
A standout fact: it rebranded from ENGIE in mid‑2021 to sharpen focus and agility in technical and energy services.
Now led by a locally appointed CEO, it combines global scale with regional delivery—blending international muscle with UK‑Ireland focus.

Culture + Values

3,000-Vehicle Fleet

Electrified Fleet

Fleet electrification initiative to phase out diesel generators.

10,000 Trees Planted

Tree Planting Initiative

Initiative to promote biodiversity through tree planting at customer and community sites.

ISO 14001, ISO 9001, ISO 45001

Certified Management Systems

Certifications for quality, environment, and safety management systems.

Right Answer (ANS)

Mission Focus

Mission to provide the 'Right Answer' to customer needs through innovative solutions.

Robustness and performance underpinned by highest ethical standards at all times
Core shared values: respect, integrity, and responsibility
Safety First programme aiming for zero fatalities & serious accidents
Leaders set example by embedding safety in decision-making and site visits
Equans Tree Fund: planted over 10,000 trees at customer and community sites
#ProudtoMakeitReal – delivering “real solutions” supporting greener, efficient, connected world

Environment + Sustainability

Net Zero by 2035

Climate Commitments

Aiming for Scope 1 and 2 emissions neutrality by 2035, with Scope 3 targets set for 2050 and a 52% reduction by 2030.

3,000 Electrified Vehicles

Clean Fleet

Transitioning to an electrified fleet of 3,000 vehicles and phasing out diesel generators to improve air quality.

10,000 Trees Planted

Reforestation Efforts

Over 10,000 trees have been planted since 2019 through the Tree Fund initiative.

Over 2 Mt CO₂ Savings

Carbon Reduction Impact

The Carbon Shift initiative has identified over 2 million tonnes of CO₂ savings, along with £500 million in client cost savings and £400 million in public funding.

SBTi validation confirms alignment with the 1.5°C Paris Agreement trajectory.
Holds ISO 14001 certification for environmental management, supported by ISO 9001 and ISO 45001 standards.
Waste reduction through circular-economy partnerships and closed-loop recycling training programs.
Provides smart building solutions, EV infrastructure, water-usage reduction, and biodiversity safeguards.
Follows an integrated ESG ('Planet') strategy, with quarterly reporting via the IMPACT Manifesto governance framework.

Inclusion & Diversity

DE&I vision: “enable a culture which values difference and delivers fairness for all”
“Be Yourself” strategy structured around six pillars: Inclusive Culture; Leadership & Governance; The Talent Journey; Policies & Ways of Working; Community & Supply Chain; Driving Performance
Six employee‑led networks: AccessAbility; Encompass (LGBTQ+); RISE (ethnic minorities); Veterans & Reservists; Women Together; Working Parents; plus Young Professionals
External partnerships: Business in the Community, Business Disability Forum, Inclusive Employers, Stonewall
Annual objective‑setting includes mandatory DE&I goals for all employees
Executive sponsorship via CFO and Head of DE&I; accountability embedded in governance
Focus on attracting, recruiting, developing and retaining diverse talent for high‑performing culture

Articles

Careers

Projects

Sustainability

Role

Description

mechanical design

energy modelling

risk management

technical reporting

design review

hazop review

Undertake design, coordination, and management, integrating mechanical and energy systems for seamless project execution.
Assist in identifying design risks and contribute to risk mitigation, manage the risk registers.
Produce and develop technical reports, drawings, and specifications.
Manage designs and support end-to-end project lifecycle delivery, helping to ensure projects are delivered on time and within budget.
Support energy modelling and system performance simulations using IES, Energy Pro, and other tools.
Conduct design reviews, ensuring design solutions meet performance, safety, and regulatory standards.
Participating and contributing to HAZOP and LOPA discussions/ meetings.

Requirements

heat pumps

energy modeling

chartered engineer

autocad

design management

mechanical design

Commercial awareness to support bids, scopes of work, and fee proposals.
Experience working across full RIBA stages on multidisciplinary teams.
Proven experience in heat pump design and integration, including hybrid systems and low-temperature heating solutions.
Comfortable leading client and contractor discussions, including technical presentations.
Ability to integrate mechanical systems with electrical infrastructure and low-carbon technologies for retrofit and new-build projects.
Experienced in Design & Build and Traditional procurement routes.
Proficiency in design-, energy modelling- and simulation software such as IES, Energy Pro, PVsol, Termis, NEMO, and Netsim.
Strong background in mechanical building services design, supported by practical experience or equivalent knowledge.
Ability to lead mechanical design packages on multi-disciplinary projects.
Strong experience in design management, risk assessment, and project delivery of sustainable retrofit, low-carbon technologies, and energy efficiency projects.
Experience with heat networks and utilities, from feasibility through to applications and connection design.
Strong technical grounding in mechanical building services design to integrate low-carbon energy solutions, such as heat pumps, heat recovery systems, high-efficiency HVAC, thermal storage, and demand-led controls for sustainable retrofit in commercial, public-sector, and mixed-use buildings.
Chartered Engineer status (CEng) or working towards.
Ability to check, QA, and sign off mechanical designs in accordance with CIBSE Guides, BS EN standards, UK Building Regulations (Part L, Part F, Part G), and relevant industry codes.
Experience in public sector or funding-driven decarbonisation projects such as PSDS and WH/ SHDF.
Sound understanding of electrical building services to enable effective coordination.
Strong organisational skills, able to manage multiple concurrent projects and deadlines.
Able to mentor junior engineers and enhance team capability.
Competent in detailed design from RIBA Stage 2 to 5, including heating and cooling load calculations, ancillary equipment sizing and selection, ductwork and pipework sizing, schematics, schedules, DSEAR assessments, and technical reports.
Experience in design and design management, risk assessment, and project delivery of sustainable retrofit, low-carbon technologies, and energy efficiency projects.
Degree in Mechanical Engineering or Building Services Engineering (BEng or equivalent).
Proficient in AutoCAD and good working knowledge of BIM workflows (Revit desirable).

Benefits

Life Cover equivalent to 2 times annual salary
Holiday purchase scheme
Employee discount shopping schemes on major brands and retailers
Attractive Employee Referral Rewards Scheme
25 days annual leave (+ public holidays)
24/7 Employee Assistance Program and access to mental wellbeing app
Gym membership discounts
Access to our growing employee networks
On offer is a competitive salary, and benefit package, which includes;
Cycle to work scheme
Broad range of learning opportunities, such as professional qualifications, collective/individual training, and personalized support programmes
2 corporate social responsibility days per year

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

a disclosure check may be required for certain roles.

Company

Overview

€19.2B turnover

Global revenue

The company operates as part of a global powerhouse with a significant financial footprint.

20 countries

Global presence

The company's reach extends across 20 countries worldwide.

£2B revenue

UK & Ireland operations

The UK arm contributes significantly to the company's global operations.

2021 launch

UK rebrand

The company rebranded in the UK to focus on technical and energy services.

It’s part of a global powerhouse operating in 20 countries with a €19.2 billion turnover in 2024.
In the UK & Ireland, the company delivers multi‑disciplinary projects—from town regeneration to smart energy systems.
Expertise spans technical services, facilities management, low‑carbon energy, green mobility, district energy and decentralised renewables.
Typical projects include hospital energy upgrades, heat networks at universities, public sector building retrofits and urban regeneration schemes.
A standout fact: it rebranded from ENGIE in mid‑2021 to sharpen focus and agility in technical and energy services.
Now led by a locally appointed CEO, it combines global scale with regional delivery—blending international muscle with UK‑Ireland focus.

Culture + Values

3,000-Vehicle Fleet

Electrified Fleet

Fleet electrification initiative to phase out diesel generators.

10,000 Trees Planted

Tree Planting Initiative

Initiative to promote biodiversity through tree planting at customer and community sites.

ISO 14001, ISO 9001, ISO 45001

Certified Management Systems

Certifications for quality, environment, and safety management systems.

Right Answer (ANS)

Mission Focus

Mission to provide the 'Right Answer' to customer needs through innovative solutions.

Robustness and performance underpinned by highest ethical standards at all times
Core shared values: respect, integrity, and responsibility
Safety First programme aiming for zero fatalities & serious accidents
Leaders set example by embedding safety in decision-making and site visits
Equans Tree Fund: planted over 10,000 trees at customer and community sites
#ProudtoMakeitReal – delivering “real solutions” supporting greener, efficient, connected world

Environment + Sustainability

Net Zero by 2035

Climate Commitments

Aiming for Scope 1 and 2 emissions neutrality by 2035, with Scope 3 targets set for 2050 and a 52% reduction by 2030.

3,000 Electrified Vehicles

Clean Fleet

Transitioning to an electrified fleet of 3,000 vehicles and phasing out diesel generators to improve air quality.

10,000 Trees Planted

Reforestation Efforts

Over 10,000 trees have been planted since 2019 through the Tree Fund initiative.

Over 2 Mt CO₂ Savings

Carbon Reduction Impact

The Carbon Shift initiative has identified over 2 million tonnes of CO₂ savings, along with £500 million in client cost savings and £400 million in public funding.

SBTi validation confirms alignment with the 1.5°C Paris Agreement trajectory.
Holds ISO 14001 certification for environmental management, supported by ISO 9001 and ISO 45001 standards.
Waste reduction through circular-economy partnerships and closed-loop recycling training programs.
Provides smart building solutions, EV infrastructure, water-usage reduction, and biodiversity safeguards.
Follows an integrated ESG ('Planet') strategy, with quarterly reporting via the IMPACT Manifesto governance framework.

Inclusion & Diversity

DE&I vision: “enable a culture which values difference and delivers fairness for all”
“Be Yourself” strategy structured around six pillars: Inclusive Culture; Leadership & Governance; The Talent Journey; Policies & Ways of Working; Community & Supply Chain; Driving Performance
Six employee‑led networks: AccessAbility; Encompass (LGBTQ+); RISE (ethnic minorities); Veterans & Reservists; Women Together; Working Parents; plus Young Professionals
External partnerships: Business in the Community, Business Disability Forum, Inclusive Employers, Stonewall
Annual objective‑setting includes mandatory DE&I goals for all employees
Executive sponsorship via CFO and Head of DE&I; accountability embedded in governance
Focus on attracting, recruiting, developing and retaining diverse talent for high‑performing culture

Articles

Careers

Projects

Sustainability