
201 - 500 employees
📦 Logistics
💼 Consulting
🏭 Manufacturing
Logistics • Consulting • Manufacturing
EC Source Services, LLC is a construction solution provider and subsidiary of MasTec that engineers, procures, and constructs utility infrastructure projects. The company specializes in transmission, distribution, and substation work — including overhead and underground transmission systems, substations, switchyards, and EPC services — and handles projects ranging from large multi-state EHV transmission lines to smaller distribution and restoration work. EC Source Services operates nationwide and provides labor, equipment, testing, and commissioning for utility clients, with offices in Houston, Mesa, Sacramento, Gaffney, and Schertz.
Selected: 🆕 Date Added.
🕒 August 24
Structural Engineer leading design delivery for MasTec’s electric transmission, substation, and switchyard construction projects. Coordinating vendors, clients, CAD teams, and engineering disciplines.
🇺🇸 United States – Remote
💵 $120k - $150k / year
⏰ Full Time
🟠 Senior
🔴 Lead
🗼 Civil Engineer
👻 Ghost score 1%
🕒 August 24
Transmission Line Engineer designing overhead transmission systems up to 500 kV for MasTec Power Delivery. Developing routing, structures, foundations, and constructible EPC project deliverables.
🇺🇸 United States – Remote
💵 $130k - $160k / year
⏰ Full Time
🟡 Mid-level
🟠 Senior
👷🏻♀️ Engineer
👻 Ghost score 1%
🕒 August 24
Geotechnical Engineer designing and supporting foundations for MasTec’s electric transmission and power delivery projects. Evaluating soils, preparing reports, and supporting construction.
🇺🇸 United States – Remote
💵 $120k - $150k / year
⏰ Full Time
🟡 Mid-level
🟠 Senior
👷🏻♀️ Engineer
👻 Ghost score 1%
🕒 August 18
Electrical Studies Engineer performing power-system studies for MasTec, a U.S. electric transmission construction company. Supporting high-voltage transmission line and substation design, reliability, and commissioning.
Flash
🕒 July 6
Engineering Project Manager responsible for leading electrical substation projects at MasTec Power Delivery. Ensuring safe, on-time delivery within budget, while complying with industry standards.
🕒 June 25
Estimator preparing accurate estimates and bids for power delivery construction projects. Managing project costs and collaborating with suppliers for better accuracy.
🕒 May 13
Principal Structural Engineer overseeing structural design teams in various projects at MasTec, a leading electric transmission line company.
🕒 February 4
Substation Engineer leading high-voltage substation design and multidisciplinary project delivery. MasTec Power Delivery constructs electric transmission, distribution, and substation systems across the U.S.