Riot Platforms, Inc.

About Riot Platforms Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and building digital infrastructure. Riot’s mission is to empower the future of digital infrastructure by positively impacting the sectors, networks, and communities that we touch. We believe that the combination of an innovative spirit and strong community partnership allows us to achieve best-in-class execution and create successful outcomes. Who we are At Riot, we’re building the future of digital infrastructure. Our team members have unparalleled opportunities to work on groundbreaking initiatives. Through technical excellence and strategic execution, Riot has positioned itself as a leader in the industry driving advancements that continue to set new benchmarks in digital infrastructure. We are trailblazers. Problem solvers. People who thrive in fast paced environments, communicate clearly, and bring relentless focus to efficiency and execution. About the role The SVP of Engineering is the senior technical leader for Riot Data Centers’ Engineering organization, providing disciplined oversight across all core engineering disciplines: mechanical, electrical, and controls. This role is accountable for technical standards, design integrity, engineering talent development, and the quality of all engineering outputs across the active portfolio. The SVP operates as a counterpart to the Design Management organization, owning engineering rigor while enabling delivery velocity. Reporting to the EVP of Design & Construction, this leader will directly lead a team of discipline specific engineers and serve as the senior technical voice in cross-functional forums, vendor relationships, and capital investment decisions. What you'll do Technical Leadership & Standards - Establish and enforce engineering standards, Basis of Design (BoD) frameworks, and QA/QC protocols across all disciplines - Own technical review and approval at key project milestones (DD, 30/60/90/IFC) to ensure design integrity and standards compliance - Serve as the senior technical authority for cross-discipline coordination, ensuring integrated system performance across mechanical, electrical, and controls functions - Drive technical risk identification, mitigation planning, and lessons learned adoption across the portfolio Team Leadership & Development - Lead and develop the Engineering team including Senior Electrical Engineer, Senior Mechanical Engineer, Senior Controls Engineer, and BIM/Document Control Coordinator - Define role clarity, growth pathways, and expectations for technical excellence across the engineering function - Build a culture of rigor, accountability, and continuous improvement within the team - Recruit and develop engineering talent as the portfolio scales Consultant & Vendor Oversight - Establish scope requirements, deliverable standards, and performance expectations for external EORs, design consultants, and specialty vendors / consultants - Lead technical workshops and design charrettes to align external partners to Riot’s engineering requirements - Review and approve key consultant deliverables, submittals, and equipment selections Cross-Functional Partnership - Partner closely with the VP of Design Management to ensure engineering inputs and design deliverables are sequenced and integrated effectively - Collaborate with Construction leadership on constructability, RFI resolution, and commissioning readiness - Support Procurement with technical evaluation of equipment and supply chain strategy including vendor / product evaluation and maintenance of an approved product / vendor list - Represent engineering in executive forums, strategic planning, and customer/stakeholder discussions What you'll bring - Bachelor’s degree in Electrical or Mechanical Engineering; advanced degree a plus - At least 15+ years of engineering experience in the data center market - Demonstrated leadership of multi-discipline engineering teams with direct people management accountability - Deep technical fluency across at least one core discipline (mechanical, electrical, or controls) with working knowledge of the others - Proven track record of establishing engineering standards and driving consistent technical execution across a capital portfolio - Strong executive communication skills; able to represent technical complexity to non-technical stakeholders clearly - Experience with consultant oversight, EOR management, and design review governance on large capital programs - Ability to travel to sites for critical design, commissioning, and stakeholder events Compensation and Benefits - Competitive Salary: $310,000-$340,000 (commensurate with experience) + bonus + sign-on equity grant. - Long-Term Growth: Eligible to participate in Riot’s equity incentive programs and share in the success you help build. - 401(k) Retirement Plan: Incudes a generous company match. - Comprehensive Health Coverage: Multiple medical plan options, including 100% company-paid plans. - Wellness & Lifestyle Perks: Enjoy free gym memberships, pet insurance, childcare discounts, and more to support your life both in and out of work. Riot is an equal opportunity employer. We are committed to creating an inclusive environment for all employees.

About Riot Platforms Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and building digital infrastructure. Riot’s mission is to empower the future of digital infrastructure by positively impacting the sectors, networks, and communities that we touch. We believe that the combination of an innovative spirit and strong community partnership allows us to achieve best-in-class execution and create successful outcomes. Who we are At Riot, we’re building the future of digital infrastructure. Our team members have unparalleled opportunities to work on groundbreaking initiatives. Through technical excellence and strategic execution, Riot has positioned itself as a leader in the industry driving advancements that continue to set new benchmarks in digital infrastructure. We are trailblazers. Problem solvers. People who thrive in fast paced environments, communicate clearly, and bring relentless focus to efficiency and execution. About the role Riot is seeking a Liquid Cooling Subject Matter Expert (SME) to join our Central Operations team. In this role, you will serve as the technical authority for the deployment, commissioning, optimization, and lifecycle management of industrial-scale liquid cooling systems. You will bridge engineering design and field execution, leading complex cooling infrastructure including heat exchangers, fluid distribution systems, valves, controls, and monitoring platforms. This is a hands-on, highly visible role focused on ensuring reliability and performance in high-density computing environments. This position is remote, with up to 75% travel required to support site activities, troubleshooting, and operational initiatives at our Rockdale, TX site. What you'll be doing - Lead the technical strategy for industrial liquid cooling systems, including large-scale direct-to-chip, cold-plate, and immersion deployments - Apply thermal theory to validate system-level heat balance, fluid chemistry, and heat exchanger performance - Support end-to-end liquid-cooled rack deployments, providing project management support for full lifecycle execution - Serve as a subject matter expert in valves, pumps, VFD controls, and piping hydraulics to ensure stable flow and pressure management - Define and optimize control logic, alarm thresholds, and fail-safe interlocks in collaboration with automation teams (PLC/BMS) - Support commissioning activities for liquid systems, including hydro-testing, flow balancing, and thermal validation under load - Lead root-cause analysis (RCA) for thermal and fluid incidents and drive continuous improvement to reduce MTTR and repeat failures - Develop maintenance protocols, SOPs, MOPs, and training programs for water treatment and safe operation of liquid cooling systems What you'll have - 7+ years of experience in industrial water cooling or critical infrastructure, with a strong focus on large-scale fluid systems - Proven experience in deployment and maintenance of hyperscale data center liquid cooling systems strongly preferred - Strong understanding of thermal heat transfer and fluid dynamics, with expert knowledge of industrial valves, heat exchangers, and pumping systems - Proficiency in reading and developing P&IDs and mechanical schematics - Hands-on experience with industrial controls (PLC/BMS), alarm management, and data-driven troubleshooting - Ability to manage complex projects and influence cross-functional teams (Construction, Engineering, Operations) without direct authority - Ability to meet physical job requirements and work in a data center environment - Preferred experience in Mechanical Engineering, Fluid Engineering, Systems Engineering, or a related technical discipline. - Preferred Bachelor's or Master's degree in Engineering (e.g., Mechanical Engineering) or a related field. Compensation and Benefits - Competitive Salary: Base range (commensurate with experience) + bonus + sign-on equity grant. - Long-Term Growth: Eligible to participate in Riot’s equity incentive programs and share in the success you help build. - 401(k) Retirement Plan: Incudes a generous company match. - Comprehensive Health Coverage: Multiple medical plan options, including 100% company-paid plans. - Wellness & Lifestyle Perks: Enjoy free gym memberships, pet insurance, childcare discounts, and more to support your life both in and out of work. Riot is an equal opportunity employer. We are committed to creating an inclusive environment for all employees.

About Riot Platforms Riot’s (NASDAQ: RIOT) vision is to be the world’s most trusted platform for powering and building digital infrastructure. Riot’s mission is to empower the future of digital infrastructure by positively impacting the sectors, networks, and communities that we touch. We believe that the combination of an innovative spirit and strong community partnership allows us to achieve best-in-class execution and create successful outcomes. Who we are At Riot, we’re building the future of digital infrastructure. Our team members have unparalleled opportunities to work on groundbreaking initiatives. Through technical excellence and strategic execution, Riot has positioned itself as a leader in the industry driving advancements that continue to set new benchmarks in digital infrastructure.  We are trailblazers. Problem solvers. People who thrive in fast paced environments, communicate clearly, and bring relentless focus to efficiency and execution.    About the role We are seeking a Senior Controls Engineer to lead the design, programming, commissioning, and delivery of Building Management Systems (BMS), PLC/automation, and related controls infrastructure across a distributed data center portfolio. This role requires deep expertise in controls architecture, strong hands-on programming skills, and the ability to lead complex commissioning efforts while defining standards and mentoring engineering teams. You will drive technical excellence across new builds, retrofits, and operational improvements. The role is primarily remote for design and coordination, with travel required to site locations to lead commissioning activities, Factory Acceptance Tests (FAT), and Site Acceptance Tests (SAT). This position requires up to 50% travel to support project and commissioning activities at site locations. What you'll do - Lead controls system architecture and design for new data center builds, expansions, and retrofits, including BMS/PLC scope, I/O lists, network topology, integrations, and enterprise controls standards (hardware, software, protocols, cybersecurity, documentation). - Develop and approve key engineering deliverables including sequences of operation (SOO), control narratives, P&IDs, single-line diagrams, point schedules, and fail-safe control logic with interlocks, alarms, and redundancy strategies. - Program, configure, and troubleshoot BMS and PLC systems across multiple platforms (e.g., Allen-Bradley, Siemens, Schneider, Tridium, JCI, Honeywell), supporting HVAC, cooling, electrical distribution, and backup power systems. - Develop and implement advanced control strategies such as load balancing, predictive staging, economizer control, and VFD sequencing, while managing software version control, change management, and system backups. - Lead Factory and Site Acceptance Testing (FAT/SAT) and full commissioning activities, including test script development, I/O verification, loop tuning, sequence validation, failover testing, and end-to-end system startup. - Serve as technical owner for controls scope with vendors and integrators, managing submittals, specifications, construction coordination, project integration, and IT/OT cybersecurity and network segmentation requirements. - Provide escalation-level troubleshooting, root cause analysis, and performance optimization using operational data, alarms, and trend analysis; implement corrective actions and system improvements. - Mentor engineers and technicians while developing technical documentation (as-builts, O&M manuals, SOPs, training materials) and supporting operational readiness, CMMS integration, and alarm management improvements. What you'll bring - 10+ years of hands-on controls engineering experience in design, programming, commissioning, and troubleshooting of BMS and PLC-based automation systems in mission-critical, industrial, or commercial environments. - Proficiency with PLC/BMS platforms such as Allen-Bradley, Siemens, Schneider Electric, Tridium Niagara, Johnson Controls Metasys, Honeywell, or equivalent systems. - Proven experience leading commissioning activities (FAT/SAT), including test development, functional performance testing, and system turnover. - Strong understanding of controls hardware and protocols, including controllers, I/O, sensors, actuators, VFDs, SCADA/HMI, and industrial networks (BACnet, Modbus, Ethernet/IP). - Experience with critical facility mechanical and electrical systems, including chillers, cooling towers, pumps, air handling units (AHUs), electrical distribution, and backup power systems (UPS and generators). - Ability to interpret and develop sequences of operation, P&IDs, control schematics, and technical documentation. - Knowledge of IT/OT integration, network segmentation, and industrial cybersecurity best practices. - Strong communication skills with the ability to interface across engineering teams, vendors, and leadership. - Project management experience and exposure to design-build or design-bid-build project delivery. - Familiarity with SCADA/HMI platforms (e.g., Ignition, OSIsoft PI), ASHRAE standards, and commissioning processes. - Bachelor’s degree in engineering or related field, or equivalent hands-on experience. - Preferred experience in data centers or other mission-critical environments. Compensation and Benefits - Competitive Salary: Base range (commensurate with experience) + bonus + sign-on equity grant. - Long-Term Growth: Eligible to participate in Riot’s equity incentive programs and share in the success you help build. - 401(k) Retirement Plan: Incudes a generous company match. - Comprehensive Health Coverage: Multiple medical plan options, including 100% company-paid plans. - Wellness & Lifestyle Perks: Enjoy free gym memberships, pet insurance, childcare discounts, and more to support your life both in and out of work. Riot is an equal opportunity employer. We are committed to creating an inclusive environment for all employees.

Role Description We are looking for an experienced Procurement Project Manager to join our growing team and support large-scale data center projects. As a Senior Procurement Project Manager, you’ll be a critical partner to project and construction teams, helping guide procurement from early planning through delivery. You’ll work across sourcing, contracting, logistics, and supplier management to keep projects moving on time and on budget. This role is ideal for someone who enjoys working cross-functionally, driving procurement strategy, and playing a key role in delivering complex capital projects. Preferred locations: Corsicana, TX or remote in Texas with the ability to travel. What You'll Do - Lead end-to-end procurement for EPC capital projects (RFQs, bid analysis, negotiations, PO issuance) - Partner with engineering, construction, and project teams to drive sourcing decisions - Manage supplier relationships, fabrication progress, and delivery timelines - Coordinate site logistics, material receiving, and contractor alignment - Support contracting, vendor selection, and prequalification processes - Travel to supplier sites and project locations to ensure execution stays on track - Use tools like NetSuite, Procore, and Asana to manage workflows and reporting Qualifications - 6+ years of experience in EPCM, heavy industrial construction, or industrial plant operations; direct project experience is a strong plus - Bachelor’s degree in Supply Chain Management, Construction Management, Business Administration, or a related field (or equivalent practical experience) - Strong understanding of procurement and supply chain management within capital projects - Experience with construction, contracting, and major equipment/material procurement - Excellent negotiation, commercial, and analytical skills - Ability to manage multiple priorities, contracts, and stakeholders in a fast-paced environment - Experience in data center projects preferred - Familiarity with tools such as NetSuite, Procore, and/or Asana preferred Benefits - Competitive Salary: Base salary commensurate with experience + bonus + sign-on equity grant - Long-Term Growth: Eligible to participate in Riot’s equity incentive programs and share in the success you help build - 401(k) Retirement Plan: Includes a generous company match - Comprehensive Health Coverage: Multiple medical plan options, including 100% company-paid plans - Wellness & Lifestyle Perks: Enjoy free gym memberships, pet insurance, childcare discounts, and more to support your life both in and out of work Company Description Riot is an equal opportunity employer. We are committed to creating an inclusive environment for all employees.