Critical Environment Field Service Engineer
Confirmed on the employer's own hiring board on Oct 20, 2026. First seen by Alion on Sep 18, 2026. Microsoft scores B on the Alion truth index.
As a Critical Environment Field Service Engineer (CEFSE), you will own and maintain the operational excellence of critical mechanical and electrical infrastructure in our datacenters, ensuring service continuity, risk mitigation, and continuous improvement in safety, reliability, and efficiency.
We are seeking candidates with demonstrated experience in data center operations or other critical environment settings, including work supporting mission-critical services and high-availability infrastructure. This experience may be developed across a range of industries, including data centers, manufacturing, oil and gas, healthcare, pharmaceutical, or similar critical infrastructure sectors, or through an equivalent combination of education, training, and professional experience.
This role is part of our Cloud Operations & Innovation (CO+I) team which is the engine that powers our cloud services and delivers the core infrastructure and foundational technologies for Microsoft's online services including Bing, Office 365, Xbox, OneDrive, and the Microsoft Azure platform. As a group, CO+I is focused on the personal and professional development of all employees and offers training and growth opportunities including Career Rotation Programs, Diversity & Inclusion trainings and events, and professional certifications.
Microsoft’s mission is to empower every person and every organization on the planet to achieve more. As employees, we come together with a growth mindset, innovate to empower others, and collaborate to realize our shared goals. Each day we build on our values of respect, integrity, and accountability to create a culture of inclusion where everyone can thrive at work and beyond.
Responsibilities
- Oversee the daily operations and maintenance of mechanical and electrical systems within a data center environment, ensuring the effective planning, coordination, and execution of preventative and corrective maintenance programs
- Ensure uptime and reliability of critical environment systems through proactive monitoring, maintenance oversight, and risk mitigation
- Lead operational excellence by executing and governing processes such as maintenance procedures, incident reviews (RCAs), and change management
- Drive safety and compliance, ensuring adherence to Microsoft standards and immediately addressing risks or incidents
- Partner cross-functionally with engineering teams, vendors, and landlord partners to optimize datacenter performance and resolve issues
- Identify and reduce risk, minimizing human-error and high-impact incidents year over year
- Support emergency response readiness, acting as an escalation point for facilities-related incidents
- Deliver efficiency outcomes by advancing cost optimization and energy efficiency initiatives and support data-driven operations through the accurate measurement and reporting of key metrics, including power, temperature, and service-level (SLA) performance
Qualifications
- High School Diploma or equivalent AND experience mission critical services work/applied learning experience
- OR extensive equivalent experience
- Experience operating, maintaining, or supporting critical electrical and/or mechanical infrastructure systems (e.g., power distribution, UPS, generators, cooling systems, HVAC, chillers, pumps, or related equipment).
- You will be required to travel between sites as part of this role so a valid driver’s license will be required.
*This role requires you to be on-site, and the location has limited public transport. Your own form of transport is advised.
- High School Diploma or equivalent AND experience mission critical services work/applied learning experience
Background Check Requirements:
Ability to meet Microsoft, customer and/or government security screening requirements are required for this role. These requirements include, but are not limited to the following specialized security screenings:
Microsoft Cloud Background Check: This position will be required to pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter.
Data Center Operations Management IC4 - The typical base pay range for this role across France is € 67,800.00 - € 115,900.00 per year. Certain roles may be eligible for benefits and other compensation.
Find additional benefits and pay information here:
https://careers.microsoft.com/v2/global/en/corporate-pay/france-corporate-pay.html
This position will be open for a minimum of 5 days, with applications accepted on an ongoing basis until the position is filled.
Microsoft is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. If you need assistance with religious accommodations and/or a reasonable accommodation due to a disability during the application process, read more about requesting accommodations.