Engineering Intern - Transmission Line

Quanta Infrastructure Solutions Group, LLCSt. Louis, MO

About The Position

At QISG, our Transmission Line teams play a vital role in the safe, reliable, and efficient delivery of power across communities and regions. As an intern, you’ll work alongside experienced engineers and project managers who design, build, maintain, and upgrade high-voltage transmission infrastructure that supports the backbone of the electric grid. You’ll gain hands-on experience with both traditional engineering methods and the latest industry innovations, helping deliver sustainable, cost-effective, and reliable solutions for our customers.

Requirements

  • Pursuing a Bachelor’s degree in Civil, Mechanical or Structural Engineering from an ABET-accredited program.
  • Strong attention to detail and interest in power delivery systems.
  • Ability to work collaboratively in a team-oriented environment.
  • Excellent organizational and communication skills.
  • Willingness to learn and take initiative in a fast-paced engineering environment.

Nice To Haves

  • Coursework or familiarity with design software such as AutoCAD, MicroStation, ArcGIS, or PLS-CADD.
  • Basic understanding of design codes and standards such as NESC, IEEE, ANSI, and IBC.

Responsibilities

  • Assist engineers with all aspects of overhead transmission line design, including PLS-CADD modeling, line routing, and structure analysis.
  • Support drafting and mapping using AutoCAD, MicroStation, ArcGIS, or similar software.
  • Implement engineering redlines and ensure drawing accuracy.
  • Perform basic engineering calculations, such as sag-tension analysis and pole loading checks, under supervision.
  • Help prepare documentation, reports, and design packages for project deliverables.
  • Collaborate with multidisciplinary project teams to develop and refine engineering solutions.
  • Participate in design reviews, field data collection, and technical meetings.
  • Maintain organized records of design data, drawings, and project notes.
  • Work approximately 40 hours per week during the internship period.

Benefits

  • Gain hands-on experience
  • Mentorship from industry professionals
  • Opportunity to contribute meaningfully to real projects
  • Build valuable skills and connections to support your future career
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