Full-Time

Mechanical Building Services Engineer

Updated on 8/23/2026

Quest Global

Quest Global

10,001+ employees

Engineering services, digital transformation, asset management

No salary listed

England, UK

Remote

Canada Citizenship, Canada Top Secret Clearance Required

Bachelor's

Category
Building Systems & HVAC (1)
Required Skills
CAD
HVAC

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Requirements
  • A degree or equivalent qualification in Building Services, Mechanical, Electrical, Civil, or a closely related engineering discipline is required.
  • Knowledge of building services, layout, and industrial requirements is required.
  • Ability to assess the need for modifications in line with standards and safety regulations is required.
  • Ability to develop and refine conceptual designs and detailed engineering drawings for HVAC, electrical, mechanical, and plumbing systems is required.
  • Ability to utilise advanced computer-aided design and building information modelling tools to create accurate models and blueprints is required.
  • Ability to draft comprehensive technical specifications and performance criteria for building services systems is required.
  • Ability to evaluate and select equipment based on design performance and safety requirements is required.
  • Ability to collaborate with multidisciplinary teams, including civil, structural, and process engineers, to ensure system integration is required.
  • Ability to participate in design review sessions and coordinate interfaces between building services and facility infrastructure is required.
  • Knowledge of design methodologies that streamline commissioning and reduce lifecycle costs is required.
  • Ability to conduct risk assessments and hazard analyses as part of the design process is required.
  • Ability to develop design mitigation strategies addressing safety and operational risks is required.
  • Ability to prepare and maintain design documentation supporting safety cases and regulatory approvals is required.
  • Ability to manage documentation from initial design through commissioning is required.
  • Ability to prepare detailed engineering reports and update design revisions is required.
  • Ability to work in ambiguous environments while providing a customer-first approach and adapting to changing requirements is required.
  • Applicants must be sole United Kingdom nationals and qualify for security clearance.
Responsibilities
  • Work transparently with engineering discipline leads and teams to provide clear reports and information on progress and the management of risks and opportunities related to engineering activities.
  • Bring learnings and operational best practices from other engagements.
  • Undertake technical and feasibility studies and site investigations.
  • Develop detailed requirement specifications.
  • Support projects throughout their project engineering lifecycles.
  • Assess potential project risks and undertake risk management in specialist roles.
  • Communicate and liaise with project stakeholders.
  • Support governance meetings.
  • Resolve design and development problems using creative and logical approaches.
  • Adapt to evolving project requirements and notify relevant parties of changes.
  • Compile and peer review project and technical reports.
  • Deliver high-quality technical support across non-nuclear and nuclear facilities within the dockyard.
  • Support refurbishment, renovation, new infrastructure, and heritage or listed-structure compliance activities.
  • Scope, develop, and deliver building services modifications, redesigns, and new systems in line with operational needs, safety standards, and regulatory requirements.
Desired Qualifications
  • Understanding of the nuclear industry or other safety-critical environments.
  • Experience working in dockyard, marine, Defence, or Ministry of Defence environments, particularly with asset lifecycle support.
  • Knowledge of nuclear licence conditions and technical assessment guides.
  • Ability to liaise with nuclear safety and regulatory experts to verify design compliance with nuclear industry standards and regulations, including the Office for Nuclear Regulation, British Standards, International Organization for Standardization, and the Chartered Institution of Building Services Engineers.
  • Ability to lead design meetings and provide technical direction during the engineering phase of projects.
  • Clear and convincing oral presentation skills, effective listening, and the ability to clarify information.

QuEST Global provides engineering and lifecycle services for aerospace, automotive, energy, healthcare, and transportation, focusing on digital transformation and asset management. It helps clients design, develop, and maintain products and systems using edge computing, cloud, AI/ML, and industrial IoT, typically through long-term partnerships and project-based work. It differentiates itself with a global delivery model and broad industry reach, plus a stated commitment to sustained partnerships and workplace culture. Its goal is to improve operational efficiency and drive business growth by transforming engineering processes and assets with data-driven digital tools.

Company Size

10,001+

Company Stage

Growth Equity (Venture Capital)

Total Funding

$581M

Headquarters

Greenville, South Carolina

Founded

1997

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Simplify Jobs

Simplify's Take

What believers are saying

  • Hillhouse’s February 2026 minority investment validates demand and funds strategic expansion.
  • The May 2025 bp Bengaluru center expands energy work into upstream and transition programs.
  • Quest Global is hiring aggressively in 2026, signaling utilization and demand across U.S. engineering hubs.

What critics are saying

  • Quest Global depends on large OEMs; any aerospace or semiconductor program cuts hit revenue quickly.
  • Integrating BITSILICA and Alpha-Numero during 2026 strains execution, retention, and delivery quality.
  • A failed pre-IPO exit after Hillhouse’s 2026 stake leaves Carlyle trapped and valuation fragile.

What makes Quest Global unique

  • Quest Global spans concept-to-silicon-to-software engineering across 18 countries, April 2026.
  • Its Babcock relationship, expanded October 2025, shows sticky, multi-year critical-infrastructure work.
  • BITSILICA acquisition strengthens semiconductor design depth, especially IP, verification, and physical design.

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Benefits

Remote Work Options

Flexible Work Hours

Wellness Program

Mental Health Support

401(k) Retirement Plan

401(k) Company Match

Conference Attendance Budget

Professional Development Budget

Growth & Insights and Company News

Headcount

6 month growth

0%

1 year growth

0%

2 year growth

0%
PR Newswire
Jun 15th, 2026
Quest Global launches Neprion to accelerate AI smart wearables in $50.9B AR/VR market

Quest Global has launched Neprion, a framework-led engineering service offering designed to accelerate product validation and launch readiness for AI-enabled smart wearables, including AR smart glasses. The service helps OEMs, retailers and fashion brands ensure reliability, interoperability and safety compliance. The platform addresses growing complexity in the AI, AR and XR wearables ecosystem by providing structured validation across hardware, embedded software, connectivity and AI-enabled experiences. With the global AR and VR market projected to generate $50.9 billion in revenues in 2026, Neprion is already supporting customers across North America, Europe and Asia-Pacific. Quest Global, an independent engineering services company operating in over 20 countries with 23,000 employees, aims to help organisations compress time-to-market whilst maintaining quality controls and compliance readiness.

Express Computer
Apr 7th, 2026
Quest Global acquires BITSILICA

Quest Global has announced the acquisition of BITSILICA, an India-based semiconductor design services firm, in a move aimed at strengthening its semiconductor portfolio and accelerating its full-stack engineering strategy. The […]

Outsource Accelerator
Mar 20th, 2026
Hillhouse invests in Quest Global to accelerate engineering growth

Quest Global, a global outsourced engineering services provider, has secured a minority investment from Hillhouse Investment through a combination of primary capital infusion and share purchases from existing stakeholders. The transaction involves funds managed by Hillhouse Investment Management. The Singapore-based company, which employs over 21,500 people across 93 global delivery centres in 18 countries, will use the capital to advance strategic priorities and enhance its engineering capabilities for major original equipment manufacturers worldwide. Quest Global specialises in aerospace, automotive, energy and semiconductor sectors. CEO Ajit Prabhu said the investment validates the company's differentiated value proposition and growth strategy. Hillhouse's Sean Carney cited Quest Global's domain expertise and long-term customer relationships as key investment factors. Jefferies served as exclusive financial adviser.

Outlook Business
Feb 10th, 2026
Hillhouse acquires 5% stake in Quest Global at $4.5B valuation, edging out Temasek

Hillhouse is acquiring a 5% stake in Quest Global at a $4.5 billion valuation, outbidding Temasek in a pre-IPO round. The deal represents a significant jump from Quest Global's previous $1.8 billion valuation when Carlyle Group acquired a stake in 2023. Temasek had also been planning to purchase approximately 5% of the engineering services company. The transaction marks substantial growth for Quest Global, with its valuation increasing 150% in roughly two years.

Start-Up.ro
Jan 29th, 2026
AROBS acquires Quest Global Romania in all-stock deal with one-year lock-up

Romanian tech group AROBS is acquiring Quest Global Romania from Craiova in an all-stock transaction, marking the company's first acquisition paid entirely through share issuance. The newly issued shares will be subject to a one-year lock-up period. Quest Global Romania, headquartered in Craiova, employs approximately 110 specialists and provides software development, testing, embedded solutions and IT consulting services across sectors including semiconductors, healthcare and automotive. The company is part of Singapore-based Quest Global, which operates in 18 countries with over 22,000 employees. The acquisition strengthens AROBS's engineering capabilities and international presence. Quest Global Romania's management will continue under Ana-Maria Vasilescu's leadership. The transaction is expected to close in the first half of the year.