We have an opening for a  Technical Coordinator/Sr. Technical Coordinator specializing in high-performance computing (HPC) data center (operations, maintenance, design of electrical distribution, etc.). Under general supervision, you will work with a team of electrical and mechanical system engineers, project and construction managers, service managers, facility managers, and electrical and mechanical technicians. You will work independently to develop and execute electrical designs for the installation and retirement of HPC systems, including developing stamped drawings, coordinating the execution, communicating status, and complying with facility management processes. You will be responsible for accomplishing your work by balancing the needs for minimum facility disruption with maximum productivity and overall cost effectiveness. This position is in the Livermore Computing (LC) Program supporting the Weapons Simulation and Computing (WSC) department in the Strategic Deterrence (SD) Principal Directorate. This position requires full-time on-site presence due to the nature of the work. This position will be filled at either level based on knowledge and related experience as assessed by the hiring team. Additional job responsibilities (outlined below) will be assigned if hired at the higher level. You will Execute and track multiple projects with frequently changing requirements and priorities while maintaining appropriate records and summaries to support project needs. Provide advanced cooling and power support through specialized technical and administrative knowledge of utility grade HPC data centers. Maintain and support the operation of the cooling and power for a multi-megawatt HPC data center and optimize its energy efficiency. Collaborate effectively with scientists, engineers, designers, technicians, facilities personnel, internal organizations, and external vendors to provide technical electrical support on multiple large and small projects. Support designers and engineers in reviewing drawings and electrical schematics and other related technical information while applying appropriate standards, procedures, and techniques. Ability to interpret construction drawings, P&IDs, electrical one-line diagrams, controls schematics, and related technical information to develop outage impacts. Technical understanding of electrical, mechanical, and controls distribution and equipment with field experience. Knowledge of electrical, mechanical, and other hazardous energy sources to determine control, lock out and tag out, group LOTO, work permitting, equipment isolation, and safety boundaries. Perform Energy Owner tasks including creating and executing multiple discipline outage procedures, obtaining the necessary approvals for the outages, communicating outage status, and scheduling outages with facilities personnel. Coordinate and provide technical direction for multiple craft work activities during planned and unplanned outages. Strictly adhere to laboratory safety and security guidelines, and regulations, and perform all assignments in accordance with Environment, Safety and Health (ES&H), security, and business practice requirements and policies. Perform other duties as assigned. Additional job responsibilities, at the 538.3 level Obtain Building Monitoring System (BMS) operator and user certification to operate and maintain the (BMS). Develop operations & maintenance and training procedures and maintain existing documentation. Manage equipment maintenance database and spare parts inventory tracking. Develop new equipment requirement documents for vendor solicitation in conjunction with systems engineering and facility management staff. Evaluate and recommend design alternatives, supplier options, and substitute hardware or materials using established LLNL guidelines, techniques, and procedures.