Site & Field Operations Administrative Assistant

EC Source Services, LLC; El Paso (TX); On-site; USD 32,000 - 42,000; Full time

Benefits offered by this job

Medical

Dental

Vision

Disability and Life insurance

401k plan

Employee Stock Purchase plan

Job summary

MasTec Utility Services is seeking an Administrative Assistant to provide essential office support to site and regional operations. You will be the primary contact for site personnel and operations managers, handling administrative tasks and coordination of daily activities.

The role involves filing, invoicing, vendor relations, and expense reporting, with a focus on timely, accurate processing and effective communication across teams.

Qualifications

• High school diploma or equivalent.
• 1 year of clerical or administrative experience related to work orders and invoice processing.

Responsibilities

• Establish and maintain a filing system and ensure documentation is current and retrievable.
• Assist with invoices, vendor set-ups, and payment processing.
• Handle daily calls, emails, and correspondence, routing inquiries to the right department.
• Assist customers and employees with tasks related to requests and projects.
• Prepare expense reports and input payroll timesheets to ensure timely payment.

Job description

MasTec Utility Services is seeking an Administrative Assistant to provide essential office support to site and regional operations. You will be the primary contact for site personnel and operations managers, handling administrative tasks and coordination of daily activities.

The role involves filing, invoicing, vendor relations, and expense reporting, with a focus on timely, accurate processing and effective communication across teams.