Senior Mechanical Engineer (AE), Technical Operations – EMEA
Role Summary
The Senior Mechanical Engineer provides technical leadership and governance for mechanical and cooling infrastructure across STACK Infrastructure’s EMEA portfolio.
Acting as the Authorising Engineer (AE) for Mechanical Safety Rules, you will help shape how critical cooling and mechanical systems are designed, commissioned, operated and maintained across multiple European markets.
Working closely with Operations, Engineering, Delivery and vendor partners, you will influence the resilience, efficiency and performance of infrastructure supporting a rapidly expanding data centre portfolio. This role offers the opportunity to shape cooling and mechanical infrastructure strategies across a growing portfolio of hyperscale and mission-critical facilities.
Key Responsibilities
- Provide technical leadership and expert guidance on mechanical and cooling systems across the EMEA portfolio.
- Develop and maintain mechanical engineering standards, equipment specifications and resilience strategies aligned to STACK operational requirements.
- Support modelling, performance analysis and validation of mechanical and cooling systems.
- Review design and engineering documentation, technical submissions and commissioning activities to ensure compliance with operational and performance requirements.
- Support commissioning, operational acceptance and handover activities for new facilities, expansions and major upgrades.
- Define and assure operational acceptance criteria, testing requirements and documentation standards to support successful transition into live operations.
- Serve as the Authorising Engineer (AE) for Mechanical Safety Rules, ensuring robust governance, safe systems of work and compliance with applicable regulations and standards.
- Support asset lifecycle planning, reliability initiatives and continuous improvement programmes across the portfolio.
- Conduct technical assurance reviews and site audits, identifying opportunities to improve safety, resilience and operational performance.
- Provide technical escalation support during major incidents, supporting high-quality root cause analysis and corrective action planning.
- Identify opportunities to improve cooling performance, operational efficiency and water utilisation.
- Provide technical oversight of vendors, contractors and service providers, ensuring consistency and quality across facilities.
- Coach and mentor engineers and operational teams, supporting capability development across the EMEA portfolio.
What You’ll Bring
- Extensive experience working with mission-critical mechanical and cooling infrastructure, ideally within data centre environments.
- Experience reviewing and supporting the design of mission-critical mechanical systems.
- Advanced knowledge of cooling systems, mechanical plant and critical infrastructure used within high-availability facilities.
- Strong understanding of resilience, operational risk management and asset lifecycle considerations within live critical environments.
- Experience supporting design reviews, commissioning, operational acceptance and technical assurance activities.
- Proven ability to develop engineering standards, governance frameworks and operational best practices.
- Strong analytical and problem-solving capability with a structured approach to risk management and decision-making.
- Ability to influence, coach and collaborate effectively across engineering, operations and delivery teams.
- Degree, HND/HNC or equivalent in Mechanical Engineering or a related discipline, or equivalent demonstrable experience.
- Professional accreditation or chartership is desirable.
- Strong written and verbal English language skills.
- Experience working across multiple European markets is advantageous.
What We Offer
- Work on critical digital infrastructure, supporting the development and operation of some of the world’s most advanced data centre environments.
- Build your future with STACK, gaining exposure to large-scale projects and clear opportunities for professional growth across a fast-growing European platform.
- Competitive compensation and benefits designed to support you both professionally and personally.
About STACK Infrastructure
STACK is a proven, trusted partner for the world’s most innovative companies, designing, developing and operating sustainable global digital infrastructure. Backed by an unmatched record of reliable delivery and development expertise, STACK brings speed, scale, certainty and responsibility to the demands of a rapidly evolving digital infrastructure landscape.
Skills Required
- Extensive experience with mission-critical mechanical and cooling infrastructure (data centres)
- Experience reviewing and supporting design of mission-critical mechanical systems
- Advanced knowledge of cooling systems, mechanical plant and critical infrastructure for high-availability facilities
- Experience supporting commissioning, operational acceptance and technical assurance activities
- Proven ability to develop engineering standards, governance frameworks and operational best practices
- Strong understanding of resilience, operational risk management and asset lifecycle in live critical environments
- Degree, HND/HNC or equivalent in Mechanical Engineering or related discipline, or equivalent demonstrable experience
- Strong analytical and problem-solving capability with structured approach to risk management
- Ability to influence, coach and collaborate across engineering, operations and delivery teams
- Strong written and verbal English language skills
- Professional accreditation or chartership
- Experience working across multiple European markets
Stack Infrastructure Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Stack Infrastructure and has not been reviewed or approved by Stack Infrastructure.
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Fair & Transparent Compensation — Pay is framed as competitive across a range of roles, with multiple examples of higher compensation in sales, technical, construction, and leadership positions. Pay is also described as “pretty good,” and compensation is presented as a positive part of the overall employment experience.
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Healthcare Strength — Healthcare is positioned as comprehensive, with medical, dental, vision, life/disability, and mental-health/EAP elements repeatedly referenced. HSA/FSA options and mentions of employer HSA contributions reinforce the view that health coverage is a meaningful part of the package.
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Retirement Support — Retirement offerings are consistently described as including a 401(k), with references to an employer match and the plan being viewed as fair or generous. This contributes to the perception of a solid total-rewards package beyond base pay.
Stack Infrastructure Insights
What We Do
STACK INFRASTRUCTURE is a leading data center company built from the ground up to address the full stack of client critical infrastructure needs, today and into the future. The company delivers a comprehensive suite of wholesale, colocation, build-to-suit, and powered shell solutions in six markets.
