Senior Design Engineer at Mitie in Chesterfield, England, United Kingdom | Kablio

Role

Description

cad design

electrical design

design review

site assessment

client liaison

team management

Electrical design, verification of electrical installations (QCF level 4/2396)

Liaise with clients to ensure designs meet requirements and communicate technical concepts clearly.
Provide constructive feedback and technical guidance to enhance team knowledge.
Utilize CAD and PV design software (PV Syst/PV Sol) for detailed layouts.
Prepare technical documentation and cost estimates for tender responses.
Support stakeholder meetings, design forums, and workshops.
Review and approve design submissions, ensuring accuracy and compliance.
Participate in training programs and promote knowledge sharing within the team.
Document lessons learned and implement improvements in design processes.
Complete designer risk assessments and ensure adherence to statutory and non-statutory requirements.
Manage and mentor design teams to complete assigned projects efficiently.
As a Senior Design Engineer, you will lead and manage a team of Graduate Design Engineers and Design Engineers to deliver high-quality electrical and solar PV system designs within agreed timelines. This role requires strong technical expertise, leadership skills, and the ability to ensure compliance with industry standards and safety regulations.
Maintain accurate data within company tools and systems.
Perform and oversee electrical system design, including cable sizing and protection calculations.
Identify non-compliance and safety issues, proposing effective solutions.
Conduct site assessments to evaluate feasibility and optimize system performance.

Requirements

solar pv

pv design

qcf level3

18th ed

commercial design

testing inspection

Electrical installations (QCF level 3 2357/2365)

18th edition wiring regulations (2382-22)

Previous experience in Commercial scale design

Any solar training course, CPD's

Electrical testing and inspection (QCF level 3/2391)

Solar PV Expertise
Understand and apply Solar PV design principles, including system sizing, inverter selection, and electrical connections.

Benefits

Minimum Qualifications

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

Company

Overview

Founded 1987

Year Established

The company was established in 1987 as a small management-investor partnership.

£4.5 bn revenue

Annual Revenue

Generated £4.5 billion in revenue during FY 2024, reflecting strong financial performance.

£15 bn order book

Order Book Value

Maintains a significant order book of £15 billion, indicating substantial ongoing projects and commitments.

Double-digit contract wins

Growth Through Contracts

Achieved double-digit growth in contract wins, contributing to overall revenue and expansion.

Headquartered in The Shard in London, delivering large-scale projects across infrastructure, property, energy, and healthcare sectors.
Projects include full facilities management for airports, hospitals, government estates, and prisons (e.g., solar-powered prison solutions).
Offers expertise in security, cleaning, engineering services, energy consultancy, and technical facilities management.
Acquired major businesses such as Interserve FM (2020) and compliance specialist Marlowe (2025) to expand capabilities.
Known for tech-driven approaches like remote monitoring, robotic cleaning, and drone security, pivoting towards 'facilities transformation'.
Focused on high-margin, compliance-led services to drive future growth.

Culture + Values

Cultivate a unified company culture.
Operate with integrity and trust as core principles.
Go above and beyond to ensure success.
Leverage diversity as a key strength.
视客户的业务为己任。
利用专业知识、关怀、技术和洞察力，为客户提供卓越的工作环境。
为客户承诺：做值得信赖的合作伙伴，每天为您的客户和员工创造卓越环境。
为员工承诺：提供一个能够茁壮成长、发挥最佳的工作环境。
积极倡导多样性。
始终不懈努力完成任务。
诚信和信任驱动每项工作。

Environment + Sustainability

2025 Net Zero

Carbon Neutrality

Reached net zero carbon (Scopes 1 and 2) 25 years ahead of the UK target.

66% Electric Fleet

Zero-Emission Vehicles

Converted 66% of the company's fleet to electric vehicles (~5,000 EVs).

89% Landfill Down

Waste Management

Reduced landfill waste by 89% as part of efforts to eliminate non-sustainable waste.

CDP A Grade

Environmental Performance

Received top CDP rating (A grade) for environmental transparency and performance.

Plan Zero pillars: eliminate carbon from power & transport, eradicate non-sustainable waste, enhance inefficient buildings
Use smart-building tech to minimise work travel and maximise energy efficiency
Eliminate single-use materials; closed-loop paper recycling; only natural, non-toxic biodegradable cleaning products
Ensure new offices are BREEAM 'Excellent' and leases only on EPC A-rated buildings
Joined Climate Group's EP100, RE100 and EV100; signed Business Ambition for 1.5°C and Climate Pledge; Science Based Targets initiative validation
Converted fleet to zero emission and power EV charge points with green energy
Decarbonise heating systems and switch to 100% renewable electricity via subsidy-free Power Purchase Agreement
Improve biodiversity at all sites via wildlife-attracting plantings and bug hotels
Installed low-carbon heat pumps; over 3,000 EV chargers; 1,800 new EVs added in FY24

Inclusion & Diversity

75,000+ employees

Global Workforce

Operate with a diverse team of individuals from 167 different nationalities, reflecting a wide range of backgrounds and perspectives.

23,000+ women

Female Workforce

More than 23,000 women are part of the workforce, contributing to an inclusive and diverse work environment.

Spanning five generations; includes disabled, LGBTQ+, parents/carers, ex‑military personnel
2030 ED&I commitment: "To be representative of the communities and customers we serve from the frontline to board room."
Embedding inclusive behaviours and decision‑making every day
Building culture where everybody belongs, feels comfortable to speak up and be their true selves

Articles

Careers at Mitie

Mitie Services

Mitie Sustainability

Role

Description

cad design

electrical design

design review

site assessment

client liaison

team management

Electrical design, verification of electrical installations (QCF level 4/2396)

Liaise with clients to ensure designs meet requirements and communicate technical concepts clearly.
Provide constructive feedback and technical guidance to enhance team knowledge.
Utilize CAD and PV design software (PV Syst/PV Sol) for detailed layouts.
Prepare technical documentation and cost estimates for tender responses.
Support stakeholder meetings, design forums, and workshops.
Review and approve design submissions, ensuring accuracy and compliance.
Participate in training programs and promote knowledge sharing within the team.
Document lessons learned and implement improvements in design processes.
Complete designer risk assessments and ensure adherence to statutory and non-statutory requirements.
Manage and mentor design teams to complete assigned projects efficiently.
As a Senior Design Engineer, you will lead and manage a team of Graduate Design Engineers and Design Engineers to deliver high-quality electrical and solar PV system designs within agreed timelines. This role requires strong technical expertise, leadership skills, and the ability to ensure compliance with industry standards and safety regulations.
Maintain accurate data within company tools and systems.
Perform and oversee electrical system design, including cable sizing and protection calculations.
Identify non-compliance and safety issues, proposing effective solutions.
Conduct site assessments to evaluate feasibility and optimize system performance.

Requirements

solar pv

pv design

qcf level3

18th ed

commercial design

testing inspection

Electrical installations (QCF level 3 2357/2365)

18th edition wiring regulations (2382-22)

Previous experience in Commercial scale design

Any solar training course, CPD's

Electrical testing and inspection (QCF level 3/2391)

Solar PV Expertise
Understand and apply Solar PV design principles, including system sizing, inverter selection, and electrical connections.

Benefits

Minimum Qualifications

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

Company

Overview

Founded 1987

Year Established

The company was established in 1987 as a small management-investor partnership.

£4.5 bn revenue

Annual Revenue

Generated £4.5 billion in revenue during FY 2024, reflecting strong financial performance.

£15 bn order book

Order Book Value

Maintains a significant order book of £15 billion, indicating substantial ongoing projects and commitments.

Double-digit contract wins

Growth Through Contracts

Achieved double-digit growth in contract wins, contributing to overall revenue and expansion.

Headquartered in The Shard in London, delivering large-scale projects across infrastructure, property, energy, and healthcare sectors.
Projects include full facilities management for airports, hospitals, government estates, and prisons (e.g., solar-powered prison solutions).
Offers expertise in security, cleaning, engineering services, energy consultancy, and technical facilities management.
Acquired major businesses such as Interserve FM (2020) and compliance specialist Marlowe (2025) to expand capabilities.
Known for tech-driven approaches like remote monitoring, robotic cleaning, and drone security, pivoting towards 'facilities transformation'.
Focused on high-margin, compliance-led services to drive future growth.

Culture + Values

Cultivate a unified company culture.
Operate with integrity and trust as core principles.
Go above and beyond to ensure success.
Leverage diversity as a key strength.
视客户的业务为己任。
利用专业知识、关怀、技术和洞察力，为客户提供卓越的工作环境。
为客户承诺：做值得信赖的合作伙伴，每天为您的客户和员工创造卓越环境。
为员工承诺：提供一个能够茁壮成长、发挥最佳的工作环境。
积极倡导多样性。
始终不懈努力完成任务。
诚信和信任驱动每项工作。

Environment + Sustainability

2025 Net Zero

Carbon Neutrality

Reached net zero carbon (Scopes 1 and 2) 25 years ahead of the UK target.

66% Electric Fleet

Zero-Emission Vehicles

Converted 66% of the company's fleet to electric vehicles (~5,000 EVs).

89% Landfill Down

Waste Management

Reduced landfill waste by 89% as part of efforts to eliminate non-sustainable waste.

CDP A Grade

Environmental Performance

Received top CDP rating (A grade) for environmental transparency and performance.

Plan Zero pillars: eliminate carbon from power & transport, eradicate non-sustainable waste, enhance inefficient buildings
Use smart-building tech to minimise work travel and maximise energy efficiency
Eliminate single-use materials; closed-loop paper recycling; only natural, non-toxic biodegradable cleaning products
Ensure new offices are BREEAM 'Excellent' and leases only on EPC A-rated buildings
Joined Climate Group's EP100, RE100 and EV100; signed Business Ambition for 1.5°C and Climate Pledge; Science Based Targets initiative validation
Converted fleet to zero emission and power EV charge points with green energy
Decarbonise heating systems and switch to 100% renewable electricity via subsidy-free Power Purchase Agreement
Improve biodiversity at all sites via wildlife-attracting plantings and bug hotels
Installed low-carbon heat pumps; over 3,000 EV chargers; 1,800 new EVs added in FY24

Inclusion & Diversity

75,000+ employees

Global Workforce

Operate with a diverse team of individuals from 167 different nationalities, reflecting a wide range of backgrounds and perspectives.

23,000+ women

Female Workforce

More than 23,000 women are part of the workforce, contributing to an inclusive and diverse work environment.

Spanning five generations; includes disabled, LGBTQ+, parents/carers, ex‑military personnel
2030 ED&I commitment: "To be representative of the communities and customers we serve from the frontline to board room."
Embedding inclusive behaviours and decision‑making every day
Building culture where everybody belongs, feels comfortable to speak up and be their true selves

Articles

Careers at Mitie

Mitie Services

Mitie Sustainability