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High Voltage Engineering Intern

Southwire Company, LLC
401(k)
United States, North Carolina, Huntersville
Oct 10, 2025

A leader in technology and innovation, Southwire Company, LLC is one of North America's largest wire and cable producers. Southwire and its subsidiaries manufacture building wire and cable, utility products, metal-clad cable, portable and electronic cord products, OEM wire products and engineered products. In addition, Southwire supplies assembled products, contractor equipment, electrical components, hand tools andjobsite power and lighting solutions. The company also offers digital solutions including contractor planning and utility grid resiliency as well as field services including cable testing, rejuvenation and replacement to support our customers as a value-add partner.

The purpose of Southwire's College Programs is to provide valuable experience to students pursuing a bachelor's degree or higher. Our goal is to give students meaningful work that builds on what they are learning in the classroom. Our programs are project based. Students will receive a project at the beginning of the summer and present it in our project expo at the end of the summer. Ourmore thanseven decades of progressive growth can be attributed to our determination to developinnovative systems and solutions, exercising environmental stewardshipand enhancing the well-being ofthe communitiesin which we work and live.How will you power what'spossible?

Location:Huntersville, NC

Shift: May 18th - August 7th

Pay Rate: $18.00- $23.00

Job Description

Job Summary/Objective:
The purpose of Southwire's College Programs is to help early career professionals bring together formal learning and

productive work to improve their ability to transition from school to work. Southwire provides interns and co-ops with

"real world" applications of their academic studies, helpful feedback and coaching, and consideration for employment

after graduation. Each student will have a variety of responsibilities and assigned projects that relate to their field of

study and be responsible for developing a timeline, progress updates, and final delivery in a senior leadership expo.

Note: All new interns and co-ops must begin in the summer rotation.

Ready to explore new horizons in your own development as a Southwire Intern or Co-op and help us power what's possible?

Key Responsibilities
* Your intern assignment is generally 10-12 weeks, and co-op assignment is generally 16-18 weeks and

will include an assigned project and opportunities to present your work.

* You will also collaborate on other exciting projects and work with talented peers and inspirational

leaders, many of whom began as interns and co-ops themselves.

* You will be provided a robust developmental experience through an immersive onboarding and

offboarding experience, assigned a mentor, networking opportunities, organized events, activities, and

community service /volunteer initiatives.

* You will have the opportunity to impact the future of the organization, all the while being exposed to

a world-class program community.

* Finally, our rising senior interns and co-ops are considered for full-time employment opportunities.

Long Description

Position Summary

We are seeking a motivatedElectrical/Mechanical Engineering studentto join our High Voltage Cable Design team for a summer internship. This role offers hands-on experience in the design and analysis of high-voltage cable systems and their accessories, with a focus on electrical performance and installation practices.

Key Responsibilities

The intern will work under the guidance of senior engineers and will be involved in the following activities:

  1. Electrical Analysis & Simulation
  • Perform studies ofinduced voltages during short-circuit faults (phase-to-ground)for both internal and external fault conditions.
  • Analyze the impact ofimpulse wavesandresidual voltage of sheath voltage limiters (SVL)to assess:
  • Potential damage to insulating components of cable accessories.
  • Maximum allowable length of bonding cables.
  • Utilize simulation tools (e.g.,COMSOL Multiphysics) for electromagnetic and transient analysis.
  1. Design & Drafting
  • Developtypical installation drawingsfor high-voltage cable systems, including:
  • Cable arrangements onriser poles,air-insulated substations (AIS), andgas-insulated substations (GIS).
  • Grounding details for manholes and other structures.
  • Work withAutoCADandSolidWorksto create accurate and detailed engineering drawings.
  1. Documentation & Reporting
  • Prepare technical reports summarizing analysis results, design considerations, and recommendations.
  • Assist in creating standard installation guidelines and best practices.

Qualifications

  • Minimum 2.5 GPA.
  • Must be currently enrolled in an accredited college/university pursuing a degree in Electrical Engineering.
  • Reliable transportation to and from work.
  • Ability to work effectively both independently and as part of a team.
  • Strong organization, planning, and analytical skills.
  • Excellent written and verbal communication skills.
  • Proficiency with Microsoft Office Suite (Excel, Word, PowerPoint) or other relevant tools.
  • Strong foundation inelectrical engineering principles, particularly in power systems and high-voltage engineering.
  • Familiarity withshort-circuit analysis,transient phenomena, andinsulation coordinationis a plus.
  • Proficiency inAutoCAD,SolidWorks, andCOMSOL Multiphysics(or similar simulation tools).
  • Strong analytical skills and attention to detail.
  • Ability to work independently and in a team environment.

Benefits We Offer:

  • 401k with Matching & Pension Plan (Eligible for Pension after 1,000 Hours Worked)
  • Flexible Work Schedules

Southwire is an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other characteristic protected by law.

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