Executive Assistant

Overview Position Summary: The Executive Assistant is responsible for providing high quality, timely executive assistance to multiple Vice Presidents and other leaders as assigned. These tasks require a significant level of trust and self-discipline/confidential discretion. Tasks will include moderate to advanced difficulty requiring excellent clerical skills in multiple areas.

Company Overview: Founded in 1979, Lemartec is a national general contractor and construction management firm and is part of the General Building group within MasTec’s Clean Energy and Infrastructure segment.

As MasTec’s vertical construction arm, Lemartec delivers complex projects across industrial, aviation, power, and large commercial markets. Led at the segment level by Manny García-Tuñón, the General Building Operating Group represents MasTec’s vertical construction capabilities and serves as the platform for future growth in this space. As a MasTec company, Lemartec maintains international capabilities and strategic partnerships throughout the Americas and the Caribbean, enabling the execution of some of the most complex projects in the industries we serve. Through MasTec’s network of more than 22,000 professionals and subject matter experts in Engineering, Procurement, and Construction across over 400 locations throughout North America and the Caribbean, Lemartec is uniquely positioned to serve a diversified customer base.

With experience across all 16 disciplines of construction, Lemartec combines deep technical expertise with the strength, scale, and financial backing of MasTec to successfully deliver projects of any size and complexity.

The General Building Segment is part of the MasTec Clean Energy & Infrastructure (CE&I) business segment. The CE&I segment generates over $4.5 billion in annual revenue, providing construction services across our renewables, industrial, infrastructure, and general building operating groups. Sustainability and safety are foundational to our culture and influence everything we do.

MasTec, a minority-owned Fortune 500 company, has shaped the construction industry for more than 90 years. With over 35,000 employees and 400 offices nationwide, we provide flexibility and career growth in dynamic work environments. Join one of the largest construction firms in the country (Engineering News-Record [ENR]: #1 in Power, #16 Top 50 Domestic Heavy Contractors, #13 Transportation Contractor).

Responsibilities

• Provide comprehensive administrative and organizational support to multiple Vice Presidents and other executive leaders.
• Manage complex calendars, appointments, meetings, conference calls, and events, including coordinating schedules across multiple offices, projects, and time zones.
• Anticipate scheduling conflicts and proactively resolve competing priorities to ensure executives are prepared for key meetings and commitments.
• Coordinate meetings and prepare agendas, presentations, reports, meeting materials, and other executive communications.
• Arrange domestic and international business travel, including flights, hotels, ground transportation, itineraries, and related logistics as needed.
• Prepare and organize executive correspondence, reports, presentations, spreadsheets, and other business documents.
• Maintain organized and confidential electronic and physical filing systems and executive records.
• Screen and respond to telephone calls, correspondence, and other communications in a professional and confidential manner, escalating matters appropriately.
• Serve as a professional point of contact and liaison between executive leadership and internal departments, project teams, clients, subcontractors, vendors, and other external stakeholders.
• Assist with the coordination and execution of executive meetings, leadership meetings, company events, conferences, and other organizational initiatives.
• Support the planning and execution of company leadership events and business functions, including coordinating logistics, materials, communications, and schedules.
• Prepare, process, and reconcile corporate credit card transactions and expense reports for designated executives in accordance with company policies and procedures.
• Assist executives with tracking action items, deadlines, follow-ups, and other commitments to ensure timely completion.
• Notarize documents and apply company seals when authorized and requested.
• Assist with special proje…