MasTec Power Delivery is hiring: Administrative Assistant in Miami

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Company Summary: MasTec Utility Services delivers critical infrastructure construction and engineering services for power delivery, gas, and water customers, specializing in overhead and underground electric distribution for power delivery systems, gas distribution construction, and turnkey solutions for a variety of water, sewer, and civil infrastructure projects. Backed by decades of experience, unrivaled industry skills, and a deep commitment to core values, we provide safe, innovative, and environmentally responsible services that deliver extraordinary value to clients.
A purpose‑driven company, our core values guide strategy, performance, and culture. We maintain an inclusive environment where team members can make an impact, grow, and thrive.
We are a proud subsidiary of MasTec (NYSE: MTZ) and part of the MasTec Power Delivery segment, certified as a minority‑controlled company by the NMSDC.

Job Summary
The Administrative Assistant will provide administrative and general office support to the site and regional operations. The role impacts business operations by providing efficient and effective support to the field. The Administrative Assistant acts as the primary point of contact for site personnel, Operations Managers, and Regional Support Managers.

Responsibilities

• Respond timely to requests from the Client and Outreach Team.
• Assemble PowerPoint presentations for the Client.
• Work with Microsoft products (Word, Excel, PowerPoint, Outlook, Teams).
• Maintain a safe work environment by following and supporting safe practices.
• Assist/provide backup support to other office support employees as required.
• Coordinate special projects as assigned.
• Assist and support the Outreach team on projects and daily business needs.

Qualifications

Minimum

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

Preferred

• Associate degree in business management or similar, including computer and accounting courses.
• Experience in a construction or project environment.

Physical Demands and Work Environment
This job operates in a professional office environment. It routinely uses standard office equipment such as computers, phones, copiers, and scanners. The position is primarily sedentary, with some filing or lifting required. Must be able to bend and lift and carry up to 50 pounds.

This job description is not designed to cover or contain a comprehensive list of activities, duties, or responsibilities that are required of the employee for this job. The Company reserves the right to revise or change the job duties as the need arises. Management reserves the right to change the description, duties, or work schedules to accommodate individuals with disabilities.

Benefits available include Medical, Dental, Vision, Disability, and Life insurance, a 401(k) plan, and Employee Stock Purchase plan.

Equal Employment Opportunity
The Company’s policy is not to unlawfully discriminate against any applicant or employee based on race, color, national origin, ethnicity, sex, gender, sexual orientation, religion, marital status, age, disability, genetic information, veteran status, or any other basis protected by applicable law and EEOC regulations. The Company also prohibits harassment of applicants or employees based on any of these protected categories.

Seniority level

• Entry level

Employment type

• Full‑time

Job function

• Administrative

Industries

• Construction