Responsibilities Field Technical Support & Troubleshooting<ul style="margin-left:26px;"><li>Act as second-level technical support for the FSE Supervisor and FSE Crew within the assigned zone, engaging when a fault or incident exceeds field-level troubleshooting capability.</li><li>Diagnose root cause of recurring or complex faults across BESS systems — batteries, PCS/inverters, BMS/EMS, HVAC and balance-of-plant equipment.</li><li>Escalate to the OEM/equipment manufacturer when a fault exceeds local resolution capacity, and track the case through to closure.</li><li>Support incident response and root-cause analysis jointly with the FSE Supervisor, defining and tracking corrective actions within contractual response times.</li></ul>Maintenance Planning & Engineering<ul style="margin-left:26px;"><li>Develop and maintain the preventive/predictive maintenance plan for assets in the assigned zone, incorporating OEM technical alerts, defect campaigns and field observations fed back by the FSE Supervisor and FSE Crew.</li><li>Generate corrective action plans when recurring failure patterns or performance degradation are identified, and track their execution to closure.</li><li>Recommend improvements to O&M procedures and to the site Maintenance Scope based on lessons learned from field execution.</li><li>Sequence and prioritize inspection and maintenance campaigns across the zone in coordination with the FSE Supervisor, balancing site access, equipment condition and active OEM alerts.</li></ul>Availability & Performance Management<ul style="margin-left:26px;"><li>Monitor plant availability, alarms and degradation indicators across the zone through SCADA/EMS and service management tools, issuing early warnings when trends threaten contractual performance targets.</li><li>Prioritize technical interventions according to their impact on availability and contractual criticality (LTSA/SLA commitments).</li><li>Support the FSE Supervisor in evaluating spare-parts and resourcing constraints that could affect maintenance timelines or contractual response commitments.</li></ul>Reporting & Technical Interface<ul style="margin-left:26px;"><li>Act as the technical point of contact for client site representatives on engineering matters that exceed the FSE Supervisor's scope of detail.</li><li>Document and transfer technical knowledge to the FSE Crew to raise first-line troubleshooting capability.</li><li>Feed maintenance plan status, root-cause findings and recurring-failure trends into the Engineering Lead's zone-level and portfolio engineering reporting.</li><li>Flag to the Engineering Lead when the assigned zone's site count or technical workload approaches the threshold defined for single-Engineer coverage, to trigger timely evaluation of additional Service Engineer coverage as the portfolio grows.</li></ul> Requirements Requirements <ul style="margin-left:26px;"><li>Technical degree or Bachelor's degree in Electrical, Electronic, Electromechanical Engineering or a related discipline.</li><li>A minimum of 3–5 years of experience in maintenance or engineering of BESS, solar PV, or other grid-connected/industrial energy assets.</li><li>Prior experience providing technical support to field crews or subcontracted maintenance teams is preferred.</li><li>Availability to travel to site as required by the assigned zone.</li><li>Availability for after-hours escalation on critical incidents, consistent with the 24/7 operational nature of the Maintenance scope.</li><li>Fluency in Spanish and English is required.</li></ul>Competencies<ul style="margin-left:26px;"><li>Working knowledge of BESS/PCS and MV equipment, and ability to read electrical diagrams and single-line drawings.</li><li>Knowledge of BMS/EMS systems and associated communication protocols (Modbus, DNP3, as applicable).</li><li>Root cause analysis (RCA) skills and familiarity with maintenance methodologies (RCM, TPM a plus).</li><li>Working knowledge of SCADA/EMS and remote asset monitoring platforms.</li><li>Ability to work under reactive pressure without losing planning discipline.</li><li>Strong technical communication skills with field teams, OEMs and client site representatives.</li><li>Autonomy — the role operates without constant direct supervision and must prioritize without escalating every decision.</li></ul>

LAC Storage Service Engineer @ Trina Solar

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