Power Systems Studies Engineer - Transmission & Substation

EC Source; United States; On-site; USD 90,000 - 120,000; Full time

Job summary

MasTec Power Delivery is seeking an Electrical Engineer specializing in power system studies to join the Major Projects Engineering Team in the United States. You will perform detailed analyses for high-voltage transmission lines and substations, developing models and study-driven recommendations to ensure reliability and safety of critical power infrastructure.

The ideal candidate has a strong foundation in power systems analysis, electrical modeling, and utility-scale design, with hands-on

Qualifications

• Bachelors degree in Electrical Engineering (Power Systems concentration preferred).
• 25 years of experience performing electrical studies for transmission and/or substation projects.
• Proficiency with one or more power system analysis software platforms (ETAP, ASPEN, CYME, PSSAE, PSCAD).
• Strong understanding of transmission and substation design principles, equipment operation, and protection coordination.
• Working knowledge of IEEE, NESC, NEMA, ANSI, and IEC standards.
• Excellent analytical, written, and verbal communication skills.
• EIT certification required; Professional Engineer (P.E.) license preferred or achievable within a reasonable timeframe.

Responsibilities

• Perform power system studies, including load flow, short-circuit, arc flash, grounding, insulation coordination, and transient stability analyses.
• Support transmission line and substation design through study-driven recommendations for equipment ratings, relay coordination, and system configuration.
• Develop and review electrical system models using ETAP, ASPEN OneLiner, CYME, PSCAD, or PSSAE.
• Evaluate system performance under normal and contingency conditions to ensure compliance with reliability and protection standards.
• Prepare technical reports, calculations, and design documentation that summarize study results and recommendations.
• Collaborate with protection & controls, physical design, and project management teams to ensure seamless project execution.
• Support clients and internal teams during project planning, construction, and commissioning phases by providing study-based insights and technical guidance.
• Ensure all deliverables meet industry codes and standards (IEEE, NESC, NEMA, ANSI, IEC) and internal QA/QC procedures.
• Participate in client and interdepartmental meetings to present findings and discuss system performance solutions.

Skills

Analytical skills

Written & verbal communication

Independent worker

Team collaboration

Education

Bachelor’s degree in Electrical Engineering

Tools

ETAP

ASPEN OneLiner

CYME

PSSAE

PSCAD

Job description

MasTec Power Delivery is seeking an Electrical Engineer specializing in power system studies to join the Major Projects Engineering Team in the United States. You will perform detailed analyses for high-voltage transmission lines and substations, developing models and study-driven recommendations to ensure reliability and safety of critical power infrastructure.

The ideal candidate has a strong foundation in power systems analysis, electrical modeling, and utility-scale design, with hands-on