Join Fluidstack as a Commissioning Engineer for Data Center Cooling SystemsAt Fluidstack, we are at the forefront of creating infrastructure that empowers the future of intelligence. Our partnerships with leading AI labs, governmental bodies, and major enterprises like Mistral, Poolside, and Meta drive us to unlock computing capabilities at unprecedented speeds. Our mission is to make Artificial General Intelligence (AGI) a reality, and we need talented individuals who share our passion for excellence and innovation.As a Commissioning Engineer, you will play a crucial role in leading the installation and commissioning of Data Center Cooling Distribution Units (CDUs). Your expertise in liquid cooling systems will guide all phases of commissioning, ensuring that our infrastructure meets the highest standards of performance and safety. If you are ready to take on this challenge and contribute to the acceleration of intelligence technology, we want you on our team!

About FluidstackAt Fluidstack, we are pioneering the infrastructure for abundant intelligence. We collaborate with leading AI labs, governmental bodies, and enterprises—including Mistral, Poolside, Black Forest Labs, and Meta—to facilitate computation at lightning speed.Our mission is to transform Artificial General Intelligence (AGI) into reality. Our team is driven by a sense of urgency and a commitment to excellence in building world-class infrastructure. We view our customers' success as our own, taking pride in the systems we create and the trust we cultivate. If you are purpose-driven, passionate about quality, and prepared to work diligently to accelerate the future of intelligence, we invite you to join us in shaping what’s next.Position OverviewWe are on the lookout for a Commissioning Site Manager specializing in Data Centers, experienced in overseeing chilled water systems, HVAC, Electrical Systems, BMS, EPMS, and comprehensive commissioning tasks for our high-performance Data Centers. This position demands a profound understanding of pre-commissioning and commissioning processes across all levels (1–5). You will coordinate with stakeholders while serving as the Owner’s Commissioning Site Manager for general contractors, designers, and vendors across various projects and sites.

About FluidstackFluidstack is at the forefront of creating infrastructure for advanced intelligence. We collaborate with leading AI laboratories, government entities, and notable enterprises such as Mistral, Poolside, and Meta to deliver computing solutions at unprecedented speeds.Our mission is to turn Artificial General Intelligence (AGI) into a reality. Our dedicated team is driven by a sense of urgency and a commitment to excellence, ensuring that we provide our customers with top-tier infrastructure. We share a deep sense of responsibility for the outcomes of our clients, taking pride in the systems we develop and the trust we cultivate. If you're passionate about purpose, driven to achieve excellence, and eager to contribute to the future of intelligence, we invite you to join us in shaping what lies ahead.

Join PHASOR Engineering Inc., a leading Alberta-based firm specializing in the engineering, design, and testing/commissioning of medium to high voltage electrical facilities. We pride ourselves on delivering cost-effective and efficient solutions in power system engineering, engaging in a wide array of projects from preliminary engineering to commissioning and startup.Currently, we are on the lookout for an ambitious Lead Commissioning Engineer / Commissioning Manager to become a crucial part of our field services team. If you are an outstanding communicator and adept problem-solver with meticulous attention to detail, we provide a stimulating work environment where you will face challenges in various aspects of the testing and commissioning process.Responsibilities:Lead a team in the testing and commissioning of power system protection & control schemes across utility, power generation, and oil & gas sectors.Interpret technical drawings and troubleshoot technical issues.Oversee direct reports and delegate tasks effectively.Prepare and submit reports.Assist in generating commissioning startup procedures or work instructions.Ensure compliance with corporate, client, and industry safety standards.Engage with customers to address inquiries, discuss issues, and confirm solutions.Qualifications:Must hold a Bachelor's Degree in Electrical Engineering, possess a Power Systems Electrician Journeyman Ticket, or have an Electrical Engineering Technologist Diploma from a recognized institution.A minimum of 4 years of experience leading a commissioning team within the electrical utilities sector.Exceptional interpersonal and communication skills, with a keen attention to detail.Proficiency in Microsoft Office and strong computer skills.Excellent organizational abilities to manage a diverse range of issues simultaneously.Strong analytical skills, risk assessment, and problem-solving capabilities.Willingness to work extended periods out of town.Valid driver's license with a clean driving record.Background checks and Drug and Alcohol Pre-Access Testing will be required as part of employment.Requirements:Must be legally eligible to work in Canada; VISA sponsorship is not available for this position.Valid driver’s license with a clean driving record.Ability to work extended periods out of town.Additional Information:Typical shifts may include 4/3, 8/6, 10/4, and 14/7 rotations.Working hours are generally from 7 AM to 5:30 PM at 10 hours per day.

Thermal Works LLC is thrilled to announce an opening for a Project Manager to collaborate closely with our Director of Project Management. This role is pivotal, acting as the primary point of accountability for the successful execution of various projects within our region, centered around delivering ThermalWorks’ state-of-the-art cooling systems for data centers. We seek a Project Manager who is adaptable, professional, and trustworthy with sensitive information, thriving in a fast-paced and evolving landscape. The ideal candidate will be well-versed in the challenges of mission-critical environments, exhibiting exceptional organizational skills, proactivity, and the ability to work independently while adeptly navigating complex stakeholder dynamics in highly technical design and construction projects. You will be responsible for enforcing stringent standards, driving effective execution, and fostering respect through competence, presence, and consistent leadership.At ThermalWorks, we prioritize efficiency and aim to streamline our operations. Our core mission is to provide an integrated cooling system for data centers and commercial buildings that significantly reduces energy demand, water usage, and cooling costs. Our innovative solutions revolutionize the economics and environmental metrics of commercial cooling, offering zero water solutions that surpass traditional air- and water-cooled systems in any climate.We pride ourselves on our sustainable and cutting-edge solutions, which is why we are selective in our hiring process. Our success relies on mutual trust, honesty, open communication, and self-motivation among team members. We are looking for exceptionally creative individuals and high achievers with humility and a strong desire to effect positive change in the world. We provide flexible work arrangements and limitless growth opportunities for those who can effectively leverage their skills and talents to create value. ThermalWorks is part of a network of “inspired infrastructure” companies under our parent organization, Endeavour Energy, LLC. Together, we constitute a diverse group of passionate and dedicated professionals committed to making a meaningful impact for society and the environment. Are you ready to embark on this journey with us?

Join DigitalOcean as a Senior Data Center Engineer II, where you will play a crucial role in managing and optimizing our data center operations. You will be responsible for ensuring the reliability, performance, and scalability of our infrastructure, working closely with cross-functional teams to drive improvements and implement best practices.

Join Fluidstack as Our Senior Data Center Physical Security EngineerAt Fluidstack, we are pioneering the infrastructure that fuels abundant intelligence. Collaborating with leading AI laboratories, governments, and enterprises such as Mistral, Poolside, Black Forest Labs, and Meta, we are committed to unlocking compute capabilities at lightning speed.We are driven by a sense of urgency to realize artificial general intelligence (AGI). Our team is dedicated, passionate, and focused on delivering top-tier infrastructure. We view our customers' successes as our own, taking immense pride in the systems we construct and the trust we cultivate. If you are motivated by a meaningful mission, strive for excellence, and are prepared to work diligently to accelerate the future of intelligence, we invite you to join us in constructing what lies ahead.Role OverviewAs the Senior Data Center Physical Security Engineer, you will spearhead the design and implementation of a robust multi-layer physical security framework that safeguards Fluidstack’s most critical asset—our data. Your responsibilities will encompass everything from perimeter fortification to rack-level tamper detection, all seamlessly integrated within a zero-trust monitoring system. You will lead initiatives to protect AI infrastructure against the most sophisticated adversaries globally.Key ResponsibilitiesOversee all facets of security systems for data centers, ensuring coordination with all other discipline requirements.Devise and execute strategies for the design and deployment of data center security systems.Assist in the development and enforcement of security system standards in compliance with US DoD and international standards.Consult on design specifications, master drawings, and legal documentation.Engineer access control, CCTV, intrusion detection, and biometric systems in alignment with SOC 2 and ISO 27001 standards.Develop zoning and mantrap layouts, authentication flows, and visitor management SOPs.Specify encryption and retention policies for video footage, logs, and alarms.Integrate security events with DCIM and corporate SIEM platforms.Promote resilience through dual-path communications and battery backup, along with regular penetration testing programs.Ideal CandidateA minimum of 10 years' experience designing hyperscale, enterprise, or mission-critical physical security systems.Extensive knowledge of ONVIF, SIA DC-09, OSDP, Wiegand, and BACnet standards.Hands-on experience with Genetec, LenelS2, Honeywell, or Avigilon ecosystems.

Fluidstack seeks a Data Center Structural Engineer based in Austin, TX. This role centers on designing and implementing structural systems that support the company’s data center infrastructure. The work plays a direct part in maintaining the reliability and performance of Fluidstack’s facilities. Key responsibilities Develop structural solutions for both new and existing data center buildings Oversee project implementation, ensuring all work meets structural integrity requirements and complies with relevant standards Work closely with engineering colleagues and project teams to help maintain smooth data center operations

About Exowatt Exowatt is at the forefront of transforming the energy sector in the AI era with our innovative P3 system, designed to capture solar energy, store it as heat, and produce electricity on demand. Established in 2023 and supported by prominent investors such as Andreessen Horowitz, Sam Altman, and Felicis, we are dedicated to delivering sustainable, modular, and scalable energy solutions that address the growing requirements of AI infrastructure. Our goal is to ensure that renewable energy is perpetually accessible and nearly free, facilitating technological progress while safeguarding our planet. About the Role We are on the lookout for an Engineering Director to spearhead the design and development of state-of-the-art data center systems. This role is highly technical and demands significant ownership, positioned at the convergence of mechanical and electrical engineering, IT infrastructure, thermal modeling, and manufacturing. You will oversee designs from conception to production, collaborating intimately with our energy, software, and operations teams to deliver premier modular data center products.

Join our innovative team as a Senior Data Center Engineer II at DigitalOcean in Austin, Texas. In this dynamic role, you will be responsible for maintaining and optimizing our data center operations, ensuring high availability and performance of our cloud infrastructure. You will work closely with cross-functional teams to implement best practices and drive continuous improvements in our processes.

About SB Energy SB Energy, based in Redwood City, CA, develops, builds, owns, and operates large-scale energy and data center infrastructure across the United States. Backed by SoftBank and Ares, the company has grown rapidly since 2019, now operating over 3 gigawatts (GW) with a multi-GW pipeline underway. SB Energy integrates advanced technology, including an AI-driven digital platform, to deliver local and reliable energy solutions tailored to demand. The team is committed to accelerating the transition to cleaner, more sustainable power sources and shaping the future of energy and technology. Role Overview: Lead Building Engineer for Data Center Operations Location: Austin, Texas The Lead Building Engineer for Data Centers plays a central role in keeping all electrical, mechanical, and fire/life safety systems running at peak efficiency to ensure 100% uptime. This position is the primary point of accountability for data center facility operations, responsible for preventative maintenance, corrective actions, and emergency response. Key Responsibilities Oversee day-to-day facility operations within the data center, ensuring all critical systems remain fully functional. Supervise a team of Critical Facilities Engineers (CFEs), including work order management, training, event coordination, and performance oversight. Act as the main technical resource for onsite Engineering Operations Technicians (EOT) and third-party vendors. Direct maintenance and operational strategies, including Method of Procedures (MOP) development, testing protocols, spare parts management, capital planning, and equipment lifecycle planning. Lead and participate in technical work as needed, maintaining a hands-on approach to facility operations. Communicate with customers and internal teams to coordinate activities and address operational needs. What Success Looks Like Reliable facility operations with zero unplanned downtime. Well-trained, high-performing engineering team. Effective risk management and operational excellence across the site. Reporting Structure This position reports to the Director of Operations. Who Thrives Here This role is ideal for an experienced professional with a strong background in critical facilities management who demonstrates leadership and a commitment to operational excellence. A hands-on approach and the ability to direct complex technical operations are essential.

About Exowatt At Exowatt, we are pioneering the future of energy for the AI era with our innovative P3 system that captures solar energy, stores it as heat, and produces electricity on demand. Established in 2023 and backed by renowned investors like Andreessen Horowitz, Sam Altman, and Felicis, we are dedicated to delivering clean, modular, and scalable power solutions that address the increasing demands of AI infrastructure. Our mission is to ensure sustainable renewable energy is consistently available and nearly free, fostering technological growth while safeguarding our planet. About the Role We are on the lookout for a passionate Data Center Engineering Project Manager to spearhead the implementation of cutting-edge data center projects. In this role, you will collaborate with our talented Exonauts and external contractors to design, build, and manage Exowatt's next-generation, high-efficiency modular DC platform. You will take projects from initial concept through to production, working closely with our energy, software, and operations teams to deliver exceptional modular data center products.

Title: Director of Data Center Construction & Engineering (AI/HPC)Location: Austin, TX area / On-SiteReports To: CTO / VP of InfrastructureJob Type: Full-timeThe Opportunity:Join us in shaping the infrastructure that drives the future of Artificial Intelligence. We are looking for a highly experienced Director of Data Center Construction & Engineering to spearhead the comprehensive development of our state-of-the-art 50MW AI Inference Data Center. This project transcends typical colocation builds; you will be tasked with designing and executing a high-density, liquid-cooling-ready facility specifically tailored for extensive inference workloads. You will oversee the entire project lifecycle, from site master planning and permitting to commissioning and operational transfer.Key Responsibilities:1. Strategic Planning & Design Master Planning: Lead master planning for the 50MW campus, ensuring optimal power and space utilization for high-density AI compute racks (50kW–100kW+ per rack). Collaborate with compute architects to design MEP (Mechanical, Electrical, Plumbing) systems that meet the unique cooling needs of inference hardware, including Direct-to-Chip (DLC) and Rear Door Heat Exchanger (RDHx) solutions. Define appropriate redundancy levels (N+1, 2N) to meet real-time inference SLAs, balancing uptime with total cost of ownership (TCO).2. Construction & Project Delivery EPC Management: Select and oversee Engineering, Procurement, and Construction (EPC) firms, General Contractors, and subcontractors. Manage the capital budget (over $XXX M+) and master schedule, ensuring critical path activities meet deadlines without compromising safety or quality. Develop procurement strategies for long-lead equipment (generators, chillers, CDUs, switchgear) to navigate supply chain challenges.3. Power & Cooling Engineering: Foster relationships with local utility providers to secure substation delivery and ramp up power capacity to 50MW. Oversee the implementation of advanced cooling systems necessary for next-gen GPUs/TPUs, ensuring PUE (Power Usage Effectiveness) targets of less than 1.2 are achieved.4. Compliance & Safety: Ensure all designs and construction activities adhere to local building codes, environmental regulations, and safety standards (OSHA/HSE).

About FluidstackAt Fluidstack, we are at the forefront of building the compute, data centers, and power systems that will drive the evolution of artificial superintelligence. Collaborating with industry leaders such as Anthropic, Google, Meta, AMI Labs, and Black Forest Labs, we aim to deploy gigawatts of compute at unparalleled speeds. Our commitment to investing tens of billions in U.S. infrastructure is set to materialize with a 1GW deployment in 2026 and 10GW in 2027.Our team is compact, agile, and dedicated to delivering excellence. We take ownership of outcomes, challenge the status quo, and embrace our customers' challenges as our own. Here, no task is too small for anyone.Join the few thousand individuals who will influence the future of superintelligence.About The RoleAs the Lead Mechanical Engineer, you will serve as a senior technical authority within Fluidstack’s Design and Engineering team. Your mission is to establish the mechanical cooling strategy and oversee the design process from chip to chiller across multiple sites housing some of the world's largest AI data centers.This role is pivotal, requiring you to set the technical vision for cooling tens of thousands of GPUs through both air-cooled and liquid-cooled setups, chilled water systems, heat rejection methodologies, and innovative thermal management solutions. You will define the specifications for modular, prefabricated mechanical assemblies, ensuring rapid deployment and adaptability for future compute needs. Additionally, you will lead a growing team of mechanical engineers and collaborate with electrical, controls, structural, and construction teams to deliver cutting-edge cooling infrastructure swiftly and efficiently.We have recently unveiled a $50 billion partnership with Anthropic to develop custom data centers in New York and Texas with additional locations on the horizon. This position will be instrumental in shaping the mechanical systems that make such ambitious projects feasible.

Join SB Energy, a dynamic and rapidly expanding company backed by SoftBank and Ares, where innovation meets excellence. We are dedicated to delivering reliable and affordable energy solutions to meet America's growing demands. Our headquarters in Redwood City, CA, is the heart of a company that develops and operates some of the most advanced energy and data center infrastructure across the United States. Since our inception in 2019, we have made significant strides with over 3 gigawatts (GW) in operation and a robust pipeline to support our mission. Leveraging our innovative culture, we integrate cutting-edge technologies, including AI-driven platforms, to ensure our infrastructure is reliable and locally tailored. Be a part of our journey towards a sustainable energy future!Basic FunctionWe are looking for a talented and experienced CSA Engineer to contribute to the successful execution of large-scale data center projects. This role emphasizes the coordination, design review, and oversight of civil, structural, and architectural (CSA) works, ensuring adherence to project specifications, safety protocols, and quality standards. The CSA Engineer will collaborate with multidisciplinary teams, contractors, and consultants to deliver critical infrastructure with the utmost precision.ResponsibilitiesCoordinate and review civil, structural, and architectural designs, drawings, and technical submittals.Supervise on-site construction activities of CSA works, ensuring quality, safety, and compliance with project specifications.Manage Requests for Information (RFIs), inspections, and resolve technical issues during construction.Work closely with Mechanical, Electrical, and Plumbing (MEP) teams, contractors, and consultants to address clashes and sequencing challenges.Assist in project delivery, commissioning readiness, and the successful handover of CSA works.

About RoxRox is revolutionizing the landscape of revenue operations with our AI-native systems tailored for modern go-to-market teams. Supported by industry leaders such as Sequoia, GV, and General Catalyst, we are transforming traditional CRM workflows into intelligent, autonomous solutions. Our platform integrates data across the GTM stack, deploys AI agents to handle tasks, and provides revenue leaders with a clear, unified understanding of the factors that drive success.As a nimble Series A startup, we are tackling one of the most established segments of software and succeeding by blending rigorous technical expertise with an unwavering focus on user-friendliness.About the Solutions Engineering TeamThe Solutions Engineering team at Rox plays a vital role in shaping our product and defining deals. Positioned at the intersection of Sales, Product, and Engineering, this team is tasked with converting Rox's technical capabilities into tangible value for our customers.Joining us means you will be part of the foundational team in Austin, working closely with a new Solutions Engineering leader and three experienced SEs from San Francisco. You will help establish scalable practices for this function in Austin. The methodologies you implement—ranging from demos to integration and sales—will serve as the blueprint for future growth across the company.About the RoleThis is a founding-level Solutions Engineer position for an individual who is technically proficient, deeply customer-focused, and passionate about enhancing the sales engineering process.You will engage directly with real deals: conducting technical discovery, designing integrations, and leading demonstrations that illustrate precisely how Rox fits within customer environments. Your role extends beyond implementation; you will identify inefficiencies within the sales process and implement improvements—enhancing demo experiences, refining technical narratives, and elevating standards for future team members.If you thrive in a setting where you can delve deeply into technical aspects and articulate complex ideas with clarity, this position will be a perfect match for you.What You’ll DoRapidly become an expert on Rox’s product, understanding its architecture, use cases, and customer workflowsCollaborate with Sales to conduct impactful technical demos and support deals from initial contact to closureDesign and communicate integrations across data warehouses, CRMs, AI agents, and contemporary GTM toolsLead technical discovery discussions that reveal genuine customer challenges—beyond mere requirementsTranslate complex technical concepts into straightforward, actionable solutions for clients

Join Fluidstack as a Data Center Construction ManagerAt Fluidstack, we are at the forefront of building the infrastructure necessary for advanced intelligence. Our partnerships with leading AI labs, governments, and corporations—such as Mistral, Poolside, Black Forest Labs, and Meta—enable us to provide computing capabilities at unparalleled speeds. We are driven by a sense of urgency to realize AGI, and our team is dedicated to delivering superior infrastructure that we take pride in. If you are passionate about purpose, strive for excellence, and are prepared to work diligently to shape the future of intelligence, we invite you to be a part of what’s next.Your RoleAs the Data Center Construction Manager, you will oversee the daily execution of green-field and brown-field GPU data center projects globally. You will be responsible for coordinating the efforts of general contractors, trades, and vendors to ensure the successful delivery of safe, timely, and budget-compliant facilities that meet Fluidstack’s rigorous power and cooling density standards.Your Key ResponsibilitiesDevelop, maintain, and implement integrated schedules (using Primavera P6, MS Project) that encompass design, procurement, construction, and commissioning phases.Uphold Fluidstack’s safety protocols; promote a zero-incident culture across all subcontractors.Coordinate CSA and MEP trades, swiftly addressing field conflicts as they arise.Monitor and report on daily progress, expenditures, earned value, and resource allocation; develop recovery plans as necessary.Ensure on-site quality assurance/control, manage material submittals, and oversee RFI and change-order processes.Collaborate with Design, Procurement, Commissioning, and Operations teams to facilitate smooth transitions.Lead the creation of scopes of work and technical documents for critical trades and packages.Manage the execution of construction contracts from award to close-out, ensuring adherence to budget, schedule, and technical specifications.Supervise contractor compliance with key deliverables, payment terms, reporting schedules, and site-specific protocols.

Join Fluidstack as a Data Center SuperintendentAt Fluidstack, we are pioneering the infrastructure that fuels abundant intelligence. Collaborating with esteemed AI laboratories, governmental bodies, and enterprises such as Mistral, Poolside, and Meta, we are on a mission to deliver computing power at unprecedented speeds.Our commitment to making Artificial General Intelligence (AGI) a reality drives our team to work diligently and purposefully. We take immense pride in our infrastructure and the trust we build with our clients, treating their success as our own. If you are passionate about making a meaningful impact, dedicated to excellence, and eager to contribute to the future of intelligence, we invite you to join our innovative team.About the RoleAs the Data Center Superintendent, you will play a pivotal role in overseeing the construction of hyperscale GPU data centers that support leading AI labs including Anthropic and Google. You will be directly responsible for managing large-scale, mission-critical construction projects from inception to completion. Your responsibilities will include daily site operations management, coordination of trades and subcontractors, compliance with safety and quality standards, and ensuring project timelines are met under tight deadlines. This is a high-responsibility position integral to Fluidstack's infrastructure development.

Join AECOM as a Semiconductor Design Manager for Data Center Operations, where you will lead innovative design projects that drive efficiency and performance within data center environments. You will oversee a talented team of engineers and collaborate with cross-functional teams to develop cutting-edge semiconductor solutions. This role is pivotal in advancing our mission to deliver high-quality data center technology.

Join AECOM as an Estimating Manager specializing in Data Centers. In this pivotal role, you will lead a team of estimators in developing and delivering accurate estimates for complex data center projects. Your expertise will be crucial in ensuring that our estimates align with client expectations and project specifications.Key responsibilities include overseeing estimating processes, collaborating closely with project managers and clients, and providing mentorship to junior team members. You will be part of a dynamic environment where your skills in project management and cost analysis will be utilized to the fullest.