Liquid Cooling Engineer – Critical Cooling Job at Perigon Search

Critical Cooling Commissioning Engineer

A global engineering manufacturer delivering mission-critical cooling solutions ...

Location

Sweden , Stockholm

Salary:

880000.00 - 1080000.00 SEK / Year

Perigon Search

Expiration Date

Until further notice

Requirements

Experience as a Commissioning Engineer or Project Engineer within HVAC or critical environments
Strong understanding of chilled water and hydronic systems
Experience commissioning integrated mechanical systems
Ability to work effectively with BMS, PLC, and controls specialists
A methodical and well-organised approach to testing and documentation
Willingness to travel within Sweden and occasionally across Europe

Job Responsibility

Commissioning of chilled water and liquid-based cooling systems
Functional and integrated testing of CDUs, pumps, manifolds, valves, and thermal loops
Fault-finding across mechanical, hydraulic, and controls/BMS interfaces
Preparation of commissioning documentation, test reports, and handover records
Supporting client witnessing and early-life system operation
Occasional travel to other European data centre sites

What we offer

Long-term role within a stable, global engineering organisation
Work on large-scale and technically advanced data centre projects
Training on modern and liquid cooling technologies
Clear progression into senior commissioning or technical specialist roles

Refrigeration Engineer

Refrigeration Engineer – Data Centre’s (Critical Infrastructure) - Datalec Preci...

Location

Italy

Salary:

Not provided

Datalec Precision Installations

Expiration Date

Until further notice

Requirements

Relevant qualifications within Refrigeration & Air Conditioning or equivalent
F-Gas Category I (mandatory)
Strong electrical knowledge (controls, panels, motors, inverters)
Proven experience in data centres or other mission-critical environments (e.g. hospitals, labs, critical manufacturing)
Experience working on chillers, CRAC/CRAH units, and redundant cooling systems
Competent fault-finder working under SLA and uptime pressure
Full Driving Licence
CSCS / ECS Card (or ability to obtain)

Job Responsibility

Carry out planned preventative maintenance (PPM) and reactive works on Specialist Liquid to Chip cooling systems
Diagnose and rectify faults on live, critical systems without service disruption
Maintain N+1 / 2N redundancy and support failover testing
Interface with BMS / DCIM systems to respond to alarms, trends, and performance issues
Support commissioning, system flushing, structured startup and balancing of newly installed systems
Upgrades and system optimisation projects
Participate in the call-out rota to support 24/7 operations
Work safely under Permit to Work systems, producing and following RAMS and isolation and LOTO procedures
Complete all service reports, compliance documentation, and fault logs accurately
Ensure adherence to F-Gas regulations and health, safety, and environmental standards

Fulltime

Mechanical Engineer

As a Critical Environment Mechanical Engineer, you will ensure the safe, reliabl...

Location

United Kingdom , Newport

Salary:

Not provided

Microsoft Corporation

Expiration Date

Until further notice

Requirements

Ability to empower a culture of safety, security, and compliance across all CE and data centre activities
Deep understanding of data centre mechanical design, infrastructure functionality, and system interdependencies
Technical authority for large-scale mechanical systems, including chilled water, CRAH/CRAC, RDHx, liquid cooling, pumps, heat exchangers, and environmental controls
Working knowledge of backup electrical systems (generators, UPS, switchgear) to support interdisciplinary operations
Ability to meet Microsoft, customer and/or government security screening requirements
Pass the Microsoft Cloud background check upon hire/transfer and every two years thereafter

Job Responsibility

Empower a culture of safety, security, and compliance in all aspect of data center activities
Understand the design and functionality of your datacenter
Work alongside a team of industry professionals across the Information Technology (IT) and Critical Environments (CE) spectrum to support 24x7x365 on-site datacenter operations and mechanical infrastructures
Act as the technical authority for on-site operations of large-scale mechanical systems and designs
Collaborate with the Operations and Design team to develop data center (DC) mechanical designs, starting from project conception to issue for construction (IFC) for new DC projects build outs and major infrastructure upgrades
Establish and coordinate maintenance & safety procedures, maintaining redundant high-capacity cooling systems
to operating and supporting datacenter backup electrical systems (diesel generators, rotary UPS, etc.)
Steward vital infrastructure supporting deployments of Microsoft's online services
Assist with supplier selection and overseeing mechanical supplier execution

Fulltime

Senior Thermal Design Engineer

Microsoft Silicon, Cloud Hardware, and Infrastructure Engineering (SCHIE) is the...

Location

Taiwan , Taipei

Salary:

Not provided

Microsoft Corporation

Expiration Date

Until further notice

Requirements

7+ years related technical engineering experience OR Bachelor's degree in Mechanical Engineering, or related field AND 4+ years related technical engineering experience OR Master's degree in Mechanical Engineering, or related field AND 3+ years related technical engineering experience OR Doctorate degree in Mechanical Engineering, or related field OR equivalent experience.
Extensive experience (8+ years) in thermal design and analysis for complex hardware systems, with a focus on cloud infrastructure.
Experience with liquid component or system designs.
Solid knowledge of acoustic analysis and noise mitigation techniques.
Strong knowledge of heat transfer principles, fluid dynamics, thermodynamics, and computational fluid dynamics (CFD) simulations.
Solid understanding of cloud hardware components, architectures, and cooling technologies.
Demonstrated experience in designing and implementing thermal solutions for high-power and high-density systems.
Familiarity with industry standards and regulations related to thermal management in data center environments.
Excellent problem-solving and analytical skills, with the ability to identify and resolve complex thermal issues.
Strong communication and interpersonal skills, with the ability to effectively collaborate with cross-functional teams and communicate technical concepts to both technical and non-technical stakeholders.

Job Responsibility

Lead the thermal design and analysis of cloud hardware components, including servers, racks, power distribution systems, and cooling solutions form silicon/board level to L11/L12.
Collaborate closely with cross-functional teams, including electrical engineers, mechanical engineers, and system technical lead, to develop and implement thermal solutions that meet performance and reliability requirements.
Conduct thermal simulations, modeling, and analysis to assess component and system-level thermal performance, acoustic, and optimize cooling strategies.
Define and establish thermal design guidelines, specifications, and test plans for cloud hardware products.
Evaluate and select appropriate cooling technologies, such as liquid cooling, air cooling, and heat sinks, to ensure efficient heat dissipation and thermal management.
Define and review thermal architecture, thermal control policy, including air- and liquid-cooled solutions.
Perform root cause analysis and troubleshooting of thermal issues during hardware development and deployment.
Lead thermal validation and testing activities, including thermal chamber testing, thermal cycling, and thermal characterization, acoustic validation, wind tunnel testing, system impedance/flow rate measurement.
Stay up-to-date with industry trends and emerging technologies related to thermal management in cloud hardware development.
Provide technical guidance and mentorship to junior thermal engineers, fostering their professional growth and development.

Fulltime

Data Center Engineer

We’re looking for an experienced and independent Data Center Engineer to join ou...

Location

Netherlands , Amsterdam

Salary:

Not provided

Adyen

Expiration Date

Until further notice

Requirements

Experienced in data center engineering as well as operations
Proven experience in the design and delivery of data center infrastructure and (liquid) cooling systems
Hands-on experience managing modern environments and liquid cooled systems
Strong project management capabilities, with the ability to handle multiple complex initiatives simultaneously
Exceptional attention to detail and organizational skills with a strong sense of ownership and follow-through
Strong communication and collaboration skills to work across technical and vendor teams across regions
Experienced in DCIM and asset management on a large scale

Job Responsibility

Global Project Leadership: Lead the end-to-end rollout of new data centers and large-scale expansion projects, including the coordination and deployment of High-Performance Computing (HPC) clusters across global sites
Infrastructure Design & Engineering: Collaborate with partners to oversee the design and installation of critical power systems and advanced thermal management, specifically liquid cooling and H/CaC (Hot/Cold aisle Containment)
End-to-End Hardware Lifecycle: Manage the full equipment journey from initial Purchase Order (PO) through delivery, installation, and eventual decommissioning/End-of-Life (EoL) processing
Supply Chain & Logistics Coordination: Partner with Procurement to track orders, manage inventory, and synchronize on-site logistics with local DC-ops teams or remote hands
Data Integrity & DCIM Management: Serve as the guardian of the 'Source of Truth' by ensuring all physical changes, assets, and project updates are 100% accurately reflected in the DCIM software
Cross-Functional Transition: Act as the bridge between installation and production by communicating with Platform and Network teams to ensure systems are successfully handed over and integrated
Maintenance & Technical Oversight: Plan and oversee engineering work-streams, including coordinating repairs, replacements, and specialized maintenance for liquid cooling systems
Vendor & Stakeholder Management: Serve as the primary point of contact for DC vendors and internal stakeholders to resolve issues, facilitate audits, and support year-over-year platform growth
Hands-on Field Operations: Maintain a 'boots on the ground' approach by performing direct data center hardware work and traveling globally to provide on-site project oversight
Operational Strategy: Align data center capacity and infrastructure capabilities with long-term platform requirements to ensure seamless scaling and efficiency

Technical Project Manager

Crusoe is a vertically integrated AI Factory company with a mission to accelerat...

Location

United States , Denver

Salary:

136125.00 - 165000.00 USD / Year

Crusoe

Expiration Date

Until further notice

Requirements

Technical Project Leadership: 10+ years of experience managing complex, high-stakes infrastructure projects (data centers, energy, or industrial manufacturing)
Schedule Mastery: Expert-level proficiency in scheduling software
you live and breathe the critical path and dependencies
Technical Baseline: Enough depth to manage engineering requirements for power-up sequences, fiber paths, and the unique site-prep needs for liquid-cooled clusters
Vendor & Contract Management: Experience managing EPC firms and third-party service providers in a mission-critical environment
Safety & Readiness: A relentless commitment to site safety and 'Mountaineer' level focus on operational readiness
Resilience: Proven ability to drive projects to completion despite global supply chain headwinds or technical setbacks. Ensure a “no surprise” mentality on project timelines, schedules, budgets and deployments with alternatives identified such that projects remain on schedule and within budget

Job Responsibility

Deployment Lifecycle Management: End-to-End Ownership: Manage the project schedule, budget, and resource allocation for specific Spark deployments
Site Readiness: Coordinate site preparation, permitting, and utility interconnection timelines to ensure sites are ready the moment Sparks arrive
Risk Mitigation: Proactively identify bottlenecks in procurement, construction, networking, and power readiness. Always have a 'Plan B' to maintain velocity
Cross-Functional Orchestration: Internal Connectivity: Serve as the primary 'connective tissue' between Manufacturing, Construction, and the Spark Business Unit on a project basis
External Partner Coordination: Manage relationships with EPC (Engineering, Procurement, and Construction) firms and specialized third-party contractors for site execution
Process Standardization: The Playbook: Create, manage and refine the 'Spark Deployment Playbook,' standardizing how we handle fast, predictable deployment cadences from end-to-end
Reporting: Provide high-fidelity project status updates for the executives, focusing on critical path items, coordinating with the Business Operations Manager to help develop, manage and distribute a Spark 'Dashboard'

What we offer

Restricted Stock Units in a fast growing, well-funded technology company
Health insurance package options that include HDHP and PPO, vision, and dental for you and your dependents
Employer contributions to HSA accounts
Paid Parental Leave
Paid life insurance, short-term and long-term disability
Teladoc
401(k) with a 100% match up to 4% of salary
Generous paid time off and holiday schedule
Cell phone reimbursement
Tuition reimbursement

Fulltime

Director of Engineering & Reliability

Crusoe is expanding our hyperscale AI and high-performance computing (HPC) data ...

Location

United States , San Francisco

Salary:

216000.00 - 260000.00 USD / Year

Crusoe

Expiration Date

Until further notice

Requirements

10+ years of engineering experience in mission-critical facilities or hyperscale data centers
Strong technical expertise in mechanical and electrical systems (MV distribution, UPS, generators, cooling plants, CRAC/CRAH, liquid cooling)
Experience implementing RCM, FMEA, RCA, and reliability engineering programs
Ability to govern engineering standards across multi-site portfolios
Strong analytical, modeling, and systems-thinking capabilities

Job Responsibility

Build and govern Crusoe’s enterprise engineering design standards for mechanical, electrical, and critical infrastructure systems
Lead reliability engineering programs including FMEA, RCM, RCA, uptime strategy, and risk modeling
Develop asset lifecycle strategies, predictive maintenance programs, and long-term capital planning
Model power, cooling, airflow, and liquid-loop performance to optimize system capacity and readiness
Serve as L3 escalation for complex MEP issues and major incidents
Lead technical audits, quality assurance programs, and engineering evaluations across all campuses
Partner with Construction, Commissioning, and Operations to enable scalable, high-density AI workloads
Build and lead a team of MEP and reliability engineers

What we offer

Restricted Stock Units
Health insurance package options that include HDHP and PPO, vision, and dental for you and your dependents
Employer contributions to HSA accounts
Paid Parental Leave
Paid life insurance, short-term and long-term disability
Teladoc
401(k) with a 100% match up to 4% of salary
Generous paid time off and holiday schedule
Cell phone reimbursement
Tuition reimbursement

Fulltime

Building Technician

The Rack Deployment Team Member is responsible for the physical installation, co...

Location

United States , Spartanburg

Salary:

Not provided

JLL

Expiration Date

Until further notice

Requirements

2+ years of experience in data center rack installation, liquid cooling systems, or critical facility maintenance
Hands-on experience with CDU operations, coolant distribution systems, and thermal management technologies
Knowledge of electrical safety procedures, chemical handling protocols, and fluid quality control standards
Demonstrated ability to read and interpret technical drawings, SOPs, MOPs, and EOPs with strict adherence to procedures
Physical ability to lift up to 80 lbs, work from heights up to 15 feet, and perform extended physical work in data center environments
Strong attention to detail for quality assurance and compliance with procedural discipline requirements
Working knowledge of EPMS/BMS systems, CMMS platforms, and standard computer applications

Job Responsibility

Install and configure server racks according to engineering specifications, including PDUs, cable management systems, and environmental monitoring equipment
Install, maintain, and monitor liquid cooling distribution units (CDUs) and rack-mounted cooling infrastructure, including leak testing and commissioning
Execute preventative, corrective, and emergency maintenance on rack infrastructure and cooling systems per structured workorders and facility operating procedures
Perform 24/7 operational monitoring of CDU parameters including flow rates, temperatures, pressures, and alarm response through EPMS/BMS systems
Conduct routine maintenance activities including filter cleaning, fluid sampling, chemical management, and leak detection system inspections
Maintain detailed documentation including installation records, maintenance logs, sensor calibration records, and monthly operational reports
Respond to emergency situations and troubleshoot system failures using established procedures and root cause analysis methodologies

What we offer

401(k) plan with matching company contributions
Comprehensive Medical, Dental & Vision Care
Paid parental leave at 100% of salary
Paid Time Off and Company Holidays
Early access to earned wages through Daily Pay

Fulltime

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Liquid Cooling Engineer – Critical Cooling

Job Description

Job Responsibility

Requirements

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