Senior Transmission Line Engineer: Lead HV Projects

I & S Group, Inc.; Sioux Falls (SD); On-site; USD 80,000 - 150,000; Full time

Benefits offered by this job

Medical, dental, and vision

Paid time off

Paid holidays and volunteer time

Paid parental leave

Bi-annual profit sharing

Employee Ownership Stock Plan (ESOP)

401K retirement plan

Life insurance

HSA and FSA options

Bereavement leave

Short/long-term disability

Job summary

ISG is seeking a Senior Transmission Line Engineer in Sioux Falls, SD to design and deliver overhead transmission projects from concept through construction. You will work with multidisciplinary teams, applying high‑voltage expertise and tools like PLS-CADD and AutoCAD to deliver reliable, innovative solutions.

The role involves developing detailed design packages, collaborating with ROW and environmental teams, and contributing to planning, estimation, and construction support.

Qualifications

• Bachelor’s degree in Civil or Electrical Engineering.
• 5–15+ years of experience in the design and analysis of transmission lines (25kV+).
• PE license preferred or ability to obtain.
• Proficiency with PLS-CADD, PLS-POLE, FAD Tools, and AutoCAD.

Responsibilities

• Design transmission line routes, configurations, and structures for 25kV+ systems.
• Perform structural analysis, sag‑tension calculations, and clearance checks.
• Develop detailed design packages for bidding, permitting, and construction.
• Partner with ROW, environmental, and project management teams to deliver projects.
• Conduct site visits to evaluate terrain and constraints, recommending design solutions.
• Support project planning with estimates, schedules, and procurement strategies.
• Provide construction‑phase support and address design changes.
• Maintain knowledge of client standards, industry codes, and best practices.

Skills

5-15+ years transmission line design

PE license

Strong communication

High voltage knowledge

Education

Bachelor's degree in Civil or Electrical Engineering

Tools

PLS-CADD

PLS-POLE

FAD Tools

AutoCAD

Job description

ISG is seeking a Senior Transmission Line Engineer in Sioux Falls, SD to design and deliver overhead transmission projects from concept through construction. You will work with multidisciplinary teams, applying high‑voltage expertise and tools like PLS-CADD and AutoCAD to deliver reliable, innovative solutions.

The role involves developing detailed design packages, collaborating with ROW and environmental teams, and contributing to planning, estimation, and construction support.