Engineering Intern - Transmission Line

Quanta Infrastructure Solutions Group; St. Louis (MO); On-site; USD 24,796 - 34,440; Full time

Job summary

Quanta Infrastructure Solutions Group in Missouri is seeking an engineering intern to gain hands-on experience supporting overhead transmission line design and project delivery. You will assist engineers with PLS-CADD modeling, line routing, and structure analysis, while using AutoCAD, MicroStation, and ArcGIS under supervision.

This internship offers mentorship, exposure to safety and QA/QC practices, and opportunities to contribute to real projects across the electric grid.

Qualifications

• Pursuing a Bachelor's degree in Civil, Mechanical or Structural Engineering from an ABET-accredited program.
• Familiarity with design software such as AutoCAD, MicroStation, ArcGIS, or PLS-CADD.
• Knowledge of design codes and standards such as NESC, IEEE, ANSI, and IBC.

Responsibilities

• Assist engineers with 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.

Skills

Attention to detail

Team collaboration

Organizational skills

Communication skills

Willingness to learn

Education

ABET-accredited engineering program (Civil/Mechanical/Structural)

Tools

AutoCAD / MicroStation / ArcGIS / PLS-CADD

Job description

About Us

QISG leverages Quanta's comprehensive resources to deliver collaborative solutions for our partners' energy infrastructure needs. We use in-house talent, expertise and resources to plan, design, engineer, manage, conduct maintenance on and construct projects.

Our turnkey service capabilities provide our customers with efficiency, consistency, attention to detail and safe execution. The QISG team brings together Engineering, Safety, Quality, Material Procurement, QA/QC, Right-of-Way Acquisition, Scheduling, Environmental Planning, Permitting, Title and Land Management expertise that ensure outstanding results for our clients.

About This Role

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.

What You'll Do

• 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.

What You'll Bring

Required Experience and Education:

• Pursuing a Bachelor's degree in Civil, Mechanical or Structural Engineering from an ABET-accredited program.

Preferred Experience And Education

• 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.

Skills

• 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.

What You'll Get

As an intern, you'll gain hands-on experience, mentorship from industry professionals, and the opportunity to contribute meaningfully to real projects. You'll also build valuable skills and connections to support your future career.

Equal Opportunity Employer

All qualified applicants will receive consideration for employment and will not be discriminated against on the basis of race, color, religion, national origin or ancestry, sex (including gender, pregnancy, sexual orientation, and/or gender identity), age, disability, genetic information, veteran status, and/or any other basis protected by applicable federal, state or local law.

We are an Equal Opportunity Employer, including disability and protected veteran status.

We prohibit all types of discrimination and are committed to providing access and equal opportunity for individuals with disabilities. For additional information or if reasonable accommodation is needed to participate in the job application, interview, or hiring processes or to perform the essential functions of a position, please contact us the Company's Human Resources department.