Lead Sales Engineer -Medium Voltage Electrical Power

Liberty Personnel Services, Inc.; Clemson (SC); On-site; USD 90,000 - 130,000; Full time

Job summary

Liberty Personnel Services, Inc. seeks a Lead Sales Engineer in Clemson, SC. This position involves leading the technical direction for medium voltage electrical solutions in critical power infrastructure. Candidates should have over 10 years of experience in transformer sales engineering and application engineering, along with expertise in padmount, unit substation, and dry-type transformers. The role requires strong communication skills and the ability to engage with technical and commercial stakeholders effectively.

Qualifications

• 10+ years of experience in transformer sales engineering, application engineering, or power systems.
• Strong expertise in padmount, unit substation, and dry-type transformers.
• Ability to interpret electrical drawings, protection schemes, and specifications.

Responsibilities

• Own the technical strategy for high-value pursuits across data centers, renewable energy, and industrial power systems.
• Lead technical engagement with customers, shaping specifications and influencing design decisions.
• Present and defend technical proposals to stakeholders.

Skills

Transformer sales engineering

Application engineering

Medium voltage systems

Technical leadership

Strong communication

Job description

Lead Sales Engineer -Medium Voltage Electrical Power

Role Overview

The Lead Sales Engineer serves as a senior technical authority and strategic partner within critical power infrastructure markets. This role is designed for experienced power systems professionals who operate at the intersection of engineering, commercial strategy, and customer engagement.

You will lead the technical direction of complex transformer solutions supporting hyperscale data centers, renewable energy projects, and mission-critical industrial applications. Acting as both a trusted advisor to customers and a technical leader internally, you will influence design, modernization, and lifecycle strategies across new equipment, retrofits, and second-life transformer programs.

Key Responsibilities

Strategic Technical Sales Leadership

• Own the technical strategy for high-value pursuits across data centers, renewable energy (solar/wind), and industrial power systems
• Lead technical engagement with customers, EPCs, and consultants—shaping specifications and influencing design decisions
• Translate RFQs, single-line diagrams, and system requirements into optimized, compliant, and competitive solutions
• Present and defend technical proposals to stakeholders ranging from engineers to executive leadership

Application Engineering & Power Systems Expertise

• Specify medium voltage transformer solutions including padmount, unit substation, and dry‑type (cast resin/epoxy)
• Ensure compliance with IEEE, ANSI, NEMA, and NEC standards
• Provide guidance on protection schemes, grounding, and interconnection requirements
• Support integration into data center and renewable power architectures
• Evaluate existing transformer assets and develop retrofit and second‑life strategies
• Define scopes based on testing data and operational requirements
• Advise on lifecycle extension and reliability improvementsLead implementation of transformer monitoring, controls, and predictive maintenance solutionsAlign technical solutions with uptime, reliability, and visibility requirements
  Technical Leadership
  • Mentor internal teams on transformer applications and power systems
  • Develop technical tools, guides, and training materials
  • Partner with engineering, manufacturing, and service teams to ensure execution success
  Qualifications
  • 10+ years of experience in transformer sales engineering, application engineering, or power systems (medium voltage up to 35 kV)
  • Background with OEMs, EPC firms, or power equipment providers
  • Strong expertise in padmount, unit substation, and dry‑type transformers
  • Deep knowledge of IEEE, ANSI, NEMA, and NEC standards (NETA familiarity preferred)
  • Ability to interpret electrical drawings, protection schemes, and specifications
  • Strong communication skills with the ability to engage both technically and commercially