Service Engineer
Company: Pinnacle Professional Services
Location: Jacksonville
Posted on: February 14, 2026
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Job Description:
Job Description Job Description Location: US-FL-Jacksonville
*Posted salaries may not be accurate. Sponsorship is not offered.
Overview: The ESS Services Engineer reports to the Service Lead and
is tasked with supporting the Operations and Maintenance (O&M)
of installed ESS projects. During project execution, the ESS
Services Engineer is responsible for ensuring the project is
readying for transition to Long Term Service Agreement (LTSA). The
ESS Services Engineer supports closing out the list of engineering
actions and punch list items after delivery of the project. The ESS
Services Engineer also provides support to technicians, Service
Managers, and Authorized Agents (AA) throughout the LTSA period and
O&M phase. The ESS Services Engineer is expected to have
experience in optimization of DC and AC coupled Battery Energy
Storage System (ESS), System integration, and ESS controller
design. Responsibilities: Validates project documentation with
project engineering team. Reviews and familiar with design
specifications, block diagrams, system interfaces, and other
applicable documentation during the course of his/her duties to
facilitate the highest level of support can be provided to the
customer and the services team. Provides expertise and technical
interface with customer/subcontractor for supporting
troubleshooting, diagnosis, and root cause analysis of all issues
that arise during operations Understands the interfaces of the
BESS, PCS, PPC/SCADA, and PMS. Interprets single line diagrams,
schematics, and validates switching procedures Familiar with
project specific requirements and customer specifications. Reviews
and validates specifications, design, qualification and
certification of BESS integration (Battery PCS/MVPS PMS) projects
after transition to O&M and to include augmentation if
necessary. Understands system level development of power systems,
power conversion systems, and plant management/SCADA systems.
Familiar with industry standards for integrating battery systems
with power conversion and controls systems. Defines and implements
action plans and creates work instructions for technicians,
customers, and Authorized Agents including subcontractors to
perform work onsite. Provides support to the bid and proposal teams
for technical questions that arise during the bid phase. Provide
feedback concerning projects in operations to the bids and
proposals team to help improve the bidding process. Applies
technical policies, best engineering practices, and lessons learned
and shares them within the engineering, services, and product
teams. Submits JIRA tickets for analysis and product improvement
Coordinates annual performance tests and generates test reports to
provide to the customer. Provides engineering support emphasizing
safety and customer satisfaction. Develops technical service
bulletins and leads RCA. Understands NFPA 855, UL9540, UL9540A,
UL1973, UL1642, UL1741SA and/or other applicable codes and
standards. Qualifications: Bachelor's Degree in engineering area of
study Minimum 8 years professional experience with Systems and/or
Electrical Engineering Knowledge in power systems, battery systems
and controls Business understanding in electricity, power
generation, energy Travel required an estimated 50%
Keywords: Pinnacle Professional Services, Ocala , Service Engineer, Engineering , Jacksonville, Florida
