Submer

Electrical Engineer

• You’ll be responsible for designing, developing, and validating electrical systems that power and control our DLC (Direct Liquid Cooling) products.
• This includes working on power distribution, control logic, sensors, and system integration to ensure our cooling solutions are safe, efficient, and production-ready.
• Design and develop electrical and control systems for DLC hardware, including power delivery, sensor networks, and communication interfaces.
• Create PCB schematics, wiring harnesses, and electrical layouts for prototypes and production units.
• Integrate electrical and control subsystems with mechanical, thermal, and fluid systems.
• Develop and execute electrical validation, reliability, and safety tests.
• Support system bring-up, troubleshooting, and design optimization during prototype and pilot builds.
• Ensure compliance with relevant standards (UL, CE, IEC, etc.) and internal quality/safety protocols.
• Collaborate closely with cross-functional teams (mechanical, firmware, manufacturing, and thermal engineering).
• Work with suppliers and fabrication partners to specify components and resolve manufacturing issues.
• Contribute to documentation, including schematics, BOMs, and test reports.

Electrical Engineer – DLC Projects

Engineer

• You'll be responsible for developing and implementing advanced control and monitoring systems that ensure optimal performance, safety, and reliability of DLC (Direct Liquid Cooling) products.
• Design, simulate, and implement control algorithms for temperature regulation, flow balancing, leak detection, and system safety.
• Develop embedded software and firmware for real-time system control.
• Interface with sensors, pumps, valves, and other electro-mechanical components.
• Integrate control systems with higher-level monitoring and management platforms (BMC, SCADA, or cloud-based dashboards).
• Collaborate closely with electrical, mechanical, and thermal engineering teams to ensure robust system integration.
• Conduct hardware-in-loop and field-level testing of control logic in prototypes and pilot systems.
• Analyze test data, optimize control performance, and ensure system stability across varying workloads.
• Develop control documentation, calibration procedures, and contribute to product requirement specifications.
• Support design reviews, risk assessments (FMEA), and system validation testing.

Control Engineer – DLC Projects

Mechanical Engineer

• Lead MEP mechanical system design for HVAC, chilled water systems, air distribution, ventilation, and other mechanical building systems for mission-critical facilities.
• Develop technical specifications, load calculations, mechanical layouts, 3D models, and construction drawings in accordance with project requirements and industry standards.
• Perform thermal load calculations, fluid flow analysis, and equipment sizing (chillers, pumps, CRAHs/CRACs, heat exchangers, piping networks, etc.).
• Ensure designs comply with relevant codes and standards (ASHRAE, IMC, IPC, NFPA, local building codes).
• Collaborate closely with electrical, structural, controls, and architectural teams to integrate mechanical systems into coordinated facility designs.
• Review and support submittals, shop drawings, procurement packages, and equipment selections.
• Oversee field investigations, site surveys, construction support, and commissioning for mechanical systems.
• Troubleshoot and optimize mechanical systems during start-up, testing, and operational phases.
• Mentor junior mechanical engineers, conducting technical reviews and providing guidance on best practices.
• Support continuous improvement of internal design standards, QA/QC procedures, and documentation.
• Assess and evaluate emerging HVAC and mechanical technologies to improve efficiency, sustainability, and resiliency in facility designs.

Senior Mechanical Engineer – MEP

• Design and model mechanical components and assemblies for DLC systems.
• Work with cross-functional teams on thermal, structural, and manufacturability optimization.
• Support prototype builds, testing, and design validation.
• Generate detailed drawings, documentation, and maintain design standards.
• Contribute to supplier discussions and design-for-manufacturing (DFM) reviews.

Mid-Level Mechanical Engineer – DLC Projects

• Own the mechanical architecture and design of DLC systems, including cold plates, manifolds, enclosures, and rack-level integration.
• Collaborate with thermal, electrical, and controls teams to optimize overall system efficiency and reliability.
• Conduct CFD and FEA simulations to validate thermal, structural, and flow performance.
• Drive design-for-manufacturing (DFM) and design-for-assembly (DFA) initiatives with vendors and fabrication partners.
• Support prototype builds, performance testing, and design iteration cycles.
• Document design specifications, test results, and release packages for production.
• Provide mentorship and technical direction to junior and mid-level engineers.

Senior Mechanical Engineer – DLC Projects

• Mechanical System Design & Engineering: Develop detailed designs for mechanical and cooling systems (chillers, cooling towers, CRAC/CRAH units, pumps, piping, valves, CDUs, FW, RDHx, and DLC loops).
• Define control strategies for primary and secondary cooling loops, supporting both air and DLC environments.
• Produce design documentation including schematics, layouts, hydraulic diagrams, specifications, and equipment schedules.
• Evaluate and select equipment suppliers, ensuring compliance with project performance requirements and client standards.
• Thermal Performance & Analysis: Perform load calculations, hydraulic modeling, and energy efficiency analysis.
• Optimize chilled water, glycol, and DLC systems to meet PUE and WUE targets.
• Assess redundancy schemes (N, N+1, 2N) and their impact on system performance and resilience.
• Integrate mechanical design with electrical and IT infrastructure, ensuring alignment across disciplines.
• Commissioning & Delivery: Support procurement processes, technical reviews, and submittal evaluations.
• Oversee factory acceptance tests (FATs), site acceptance tests (SATs), commissioning, and system validation.
• Lead troubleshooting and root cause analysis for thermal or mechanical issues, implementing corrective actions.
• Compliance & Documentation: Ensure designs comply with international standards, local building codes, ASHRAE, and Uptime Institute best practices.
• Develop and maintain documentation including test protocols, O&M manuals, and method statements.
• Contribute to risk assessments and ensure safety compliance for fluid handling systems.
• Collaboration & Expertise: Partner with clients, architects, electrical engineers, and IT teams to deliver integrated solutions.
• Provide subject matter expertise on high-density and DLC cooling strategies.
• Mentor junior engineers and contribute to knowledge sharing within the organization.

IT Support

• Develop and maintain 2D and 3D electrical models, drawings and layouts for power distribution, branch circuits, conduits, cable trays and electrical equipment.
• Produce plans, one line diagrams, schematics, panel schedules, conduit routing, grounding layouts and installation details.
• Maintain accurate electrical models in Revit, ensuring updates align with engineering direction and project standards.
• Coordinate electrical layouts with mechanical, plumbing, structural and architectural teams to support a clash free, well integrated design.
• Incorporate engineering markups, redlines and design changes throughout concept development, design progression and construction.
• Support the creation and maintenance of electrical CAD standards, templates, drafting libraries and documentation workflows.
• Participate in model reviews and coordination sessions with cross functional teams.
• Assist with as built updates based on field feedback, vendor information and commissioning input.
• Maintain organized file structures, version control and consistent drawing practices.

Revit Engineer, Electrical

Human Resources

• Own and lead end-to-end HR operations for the D&B business unit across the UK and international project locations.
• Ensure consistent, efficient delivery of all employee lifecycle processes (onboarding, mobility, changes, offboarding).
• Act as the primary HR operations lead for D&B, ensuring alignment with global HR frameworks.
• Oversee workforce tracking, allocation, and deployment across projects and geographies.
• Ensure accurate visibility of headcount, roles, and project assignments.
• Support workforce planning processes by providing operational insight and data accuracy.
• Own payroll coordination in the UK collaborating at the group level, and oversee inputs for international payroll across project teams.
• Ensure compliance with UK employment law and manage cross-border employment requirements.
• Maintain strong governance, controls, and audit-ready documentation across all HR operations.
• Act as the point of accountability for HR compliance within the UK, ensuring adherence to employment legislation, regulatory requirements, and internal policies.
• Partner with Finance to align workforce data with payroll, budgeting, and project cost tracking.
• Design and implement scalable HR operational processes suited to a Design & Build environment.