At Jabil (NYSE: JBL), we are proud to be a trusted partner for the world's top brands, offering comprehensive engineering, supply chain, and manufacturing solutions. With 60 years of experience across industries and a vast network of over 100 sites worldwide, Jabil combines global reach with local expertise to deliver both scalable and customized solutions. Our commitment extends beyond business success as we strive to build sustainable processes that minimize environmental impact and foster vibrant and diverse communities around the globe.
Jabil has an exciting opportunity for a highly experienced and technically proficient Principal Electrical Engineer to engage in the design, fabrication, and integration of electrical systems for data center power and cooling products, as well as factory enablement projects. This role includes full-stack electrical design from generator systems to AI rack integration zones, with a focus on PDUs, UPS systems, MV/HV power distribution, phased power infrastructure, and controls architecture. The ideal candidate will bring deep technical expertise and a passion for delivering scalable, reliable, and compliant infrastructure solutions.
Job Title: Sr. Principal Electrical Integration Engineer
Organization: Data Center Infrastructure Team
Location: Remote* OR Austin, TX
*Requires up to 20% domestic and/or international travel (rare)
How will you make an impact?
The Sr. Principal Electrical Integration Engineer will manage and oversee the electrical systems essential for the data center, energy storage systems, and HVAC applications. This role will involve developing specifications, selecting key components, routing wires and cables, establishing connections, and transitioning design to manufacturing. Furthermore, the position includes leading test process implementation and ensuring equipment alignment to maintain the highest standards of operational excellence and reliability.
What will you do?
Product & System Design:
- Knowledge of high-efficiency power conversion and point-of-load regulation for AI/ML server racks (BBU, rPDU).
- Understanding of rack power zoning, load balancing, and redundancy strategies for tiered compute workloads.
- Ensure electrical systems are properly integrated into fabricated enclosures and structural assemblies.
- Lead the electrical design and integration of UPS systems, power conversion units, and safety interlocks.
- Develop and maintain single-line and three-line diagrams for power distribution systems, ensuring clarity, accuracy, and compliance with NEC, IEEE, and UL standards.
- Design and validate three-phase power systems, including load balancing, fault protection, and redundancy strategies for high-availability environments.
- Engineer and integrate medium-voltage (MV) and high-voltage (HV) power distribution components such as switchgear, transformers, busways, and protective relays.
- Specify and qualify electrical components including circuit breakers, contactors, CTs/PTs, surge protection devices, isolation switches for MV/HV applications and the design and development of wiring harnesses
Factory & Facility Integration:
- Design end-to-end electrical distribution systems from generator and utility interface to AI rack integration zones.
- Coordinate with cross functional teams to ensure electrical infrastructure aligns with facility layout, safety codes, and operational requirements.
- Plan and implement power redundancy, load segmentation, and scalable distribution architectures to support high-density compute environments.
- Ensure proper grounding, EMI shielding, and thermal management across all facility-level electrical systems.
Fabrication & Implementation:
- Define fabrication processes including panel building, cable routing, and system integration, ensuring manufacturability and serviceability.
- Perform electrical load calculations, short-circuit analysis, arc flash studies, and thermal modeling using tools such as ETAP, SKM PowerTools, or EasyPower.
- Lead design reviews, risk assessments, and validation testing to ensure compliance with UL, IEC, NEC, CE, RoHS, and REACH standards.
- Interface with suppliers and customers resolve fabrication and quality issues, and ensure adherence to specifications.
- Support prototype builds, field deployments, and customer engagements to gather feedback and refine designs.
Controls Architecture:
- Develop and implement electrical controls architecture for power and cooling systems, including PLCs, SCADA integration, and remote monitoring capabilities.
- Define control logic, sensor integration, and communication protocols (e.g., Modbus, BACnet, SNMP) for intelligent power and cooling management.
- Collaborate with software and automation teams to ensure seamless integration of control systems with facility and product-level infrastructure.
- Validate control systems through simulation, testing, and commissioning to ensure reliability, safety, and responsiveness.
Leadership & Documentation:
- Develop and maintain engineering documentation including BOMs, test procedures, and engineering change orders (ECOs).
- Mentor junior engineers and provide technical leadership across cross-functional teams.
- Drive continuous improvement initiatives focused on cost reduction, design for manufacturability (DFM), and product scalability
How will you get here?
Education:
- Bachelor’s Degree in Electrical Engineering or related engineering discipline.
Experience:
- 8+ years of experience in electrical design and fabrication, with a focus on data center or industrial power systems
- Proficiency in ECAD tools (AutoCAD Electrical, EPLAN, SolidWorks Electrical) and integration with mechanical CAD platforms
- Strong understanding of MV/HV power distribution, lithium-ion UPS systems, and three-phase electrical infrastructure
- Experience with electrical analysis tools (ETAP, SKM PowerTools, EasyPower)
- Proven experience in facility-level electrical design and construction support and Excellent leadership, communication, and cross-functional collaboration skills
Knowledge, Skills, Abilities:
- Excellent interpersonal and communication skills
- Creative, self-motivated, accountable, and team-oriented
- Able to work independently with minimal oversight as part of a global team
- Proficient in reading, analyzing, and interpreting general business publications, professional journals, technical procedures, and government regulations
- Skilled in writing reports, business correspondence, and procedural guides
- Effective at presenting information and responding to management, clients, and public queries
- Capable of influencing others and sharing best practices while mentoring less experienced engineers
- Capable of assessing projects, articulating risks, and developing project milestones
- Familiar with stage-gate processes in project lifecycle management (PLCM)
- Excellent problem-solving skills and attention to detail
Preferred Qualifications:
- Master’s Degree in Electrical Engineering
- Active Professional Engineer (PE) license
- Experience with data center infrastructure: UPS systems, switchgear, CRAC units, and PDUs
- Familiarity with global compliance standards: UL, CE, RoHS, REACH, and IEEE.
- Hands-on experience with panel fabrication, wiring, and system integration
- Knowledge of thermal and mechanical constraints in electrical enclosure design and experience working with global suppliers and contract manufacturers
- Experience in WindChill and DevOps
About the Data Center Infrastructure (DCI) Team:
The DCI team consists of technical subject matter experts who specialize in end-to-end large scale physical infrastructure that powers and enables modern data centers. This includes power distribution systems such as transformers, substations, generators, switchgear, switch panels, busways, ATS units, EDPM, BMS systems, and control panels, as well as cooling solutions ranging from traditional evaporative and indirect cooling systems to emerging liquid cooling technologies including chillers, heat exchangers, CDUs, pumps, and secondary fluid networks. The team also addresses the mechanical structures that house these systems - hot aisle containment, steel enclosures, blanking panels, cable trays, and fiber and networking infrastructure.
The DCI team operates as a cross-industry center of excellence, partnering primarily with various cloud providers across the industry. Team members function as deeply technical subject matter experts who engage directly with customers and supply chain partners to assess requirements, identify challenges, and design infrastructure solutions end-to-end. The ideal contributor brings engineering-level expertise in either power or cooling disciplines, a working knowledge of the full infrastructure dependency chain, and the ability to translate that expertise into clear recommendations and collaborative problem-solving with both technical and business stakeholders.
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