Overnight/Ea

Design a career and build your future... Executive Assistant

McMillen, Inc is seeking an Executive Assistant to support daily operations in a fast-paced engineering and construction environment. This role is ideal for a highly organized, proactive professional who enjoys variety in their workday and thrives under pressure. The Executive Assistant will act as the ultimate gatekeeper, managing global logistics, high-end client hospitality, and executive meetings.

McMillen, Inc. designs and builds solutions that shape the future of water resources. As an employee-owned firm, we take pride in every project because we know our work truly matters. Our people thrive on solving complex challenges, pushing boundaries, and refining their craft. We support continuous learning, cutting-edge technology, and a balanced work-life environment so our employees can build careers they’re proud of.

We are focused in the dams, energy, fisheries, natural resources, and infrastructure markets. Our people integrate engineering, environmental, and construction expertise to deliver practical, results-driven outcomes. From concept to completion, projects are guided through feasibility studies, permitting, design, construction, and commissioning, ensuring technical precision and real-world functionality.

Coordinates complex, multi-leg domestic and international travel arrangements.
Books commercial and chartered flights, FBO ground transportation, and hotel accommodations.
Creates comprehensive and flexible travel itineraries that align with executive preferences and loyalty programs.
Proactively manages flight changes and handles travel disruptions.
Prepares and edits board-level documents, presentations, reports, and agendas.
Protects the confidentiality of highly sensitive corporate, financial, and strategic information.
Assists with meeting preparations by ensuring executives have all briefing materials and presentation decks.
End-to-end execution of corporate events, including sourcing venues, negotiating contracts, arranging audio-visual setups, and managing catering.
Track event budgets, process invoices, and reconcile corporate credit card statements for all associated travel and hospitality.
Travels to and attends client and corporate events to ensure execution.
or five to seven years related administrative experience supporting C-level executives in a fast-paced corporate environment; Proficient in Microsoft 365, including PowerPoint, SharePoint, Forms, and Teams; and Smartsheet.
Strong problem-solving skills with the ability to exercise sound judgement under pressure and pivot rapidly, without direct supervision.
Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions. The inability to cope with a stressful work environment does not constitute a protected disability.

Must be able to travel with luggage and be able to transport materials and personal overnight supplies. McMillen provides a full Benefits Program comprising medical, dental, vision, life, disability, FSA, EAP, HSA, 401(k) and match, 9 paid holidays, generous PTO, opportunity for stock ownership, and wellness reimbursement.

EEO: McMillen, Inc. is an EEO/Affirmative Action Employer and will make all employment related decisions without race, color, religion, sex, national origin, disability or protected veteran status.
Visa sponsorship, including renewal during employment, will not be provided for this position.