Executive Assistant to C-Suite | Global Travel & Events

Webuildidaho; Boise (ID); On-site; USD 39,000 - 56,000; Full time

Benefits offered by this job

Benefits package

Stock ownership potential

9 paid holidays

Generous PTO

Job summary

McMillen, Inc. is seeking an Executive Assistant to support daily operations in a fast-paced engineering and construction environment.

You will act as the gatekeeper, coordinating travel, meetings, and executive communications while maintaining confidentiality and prioritizing high-level commitments. The role requires a polished professional with 5–7 years of administrative experience supporting C-level executives, strong MS 365 skills, and exceptional organizational abilities.

Qualifications

• Associate’s degree (A.A.) or five to seven years related administrative experience supporting C-level executives in a fast-paced corporate environment; or equivalent combination of education and experience.
• Proficient in Microsoft 365, including PowerPoint, SharePoint, Forms, and Teams; and Smartsheet.
• Exceptional verbal and written communication skills with a polished, professional demeanor, and ability to interact professionally across all levels of the organization.
• Strong problem-solving skills with the ability to exercise sound judgement under pressure and pivot rapidly, without direct supervision.
• Outstanding organizational skills with the ability to manage multiple tasks, prioritize, and meet deadlines in a fast-paced environment while maintaining exceptional attention to detail and accuracy.

Responsibilities

• Coordinates complex, multi-step travel arrangements and logistics.
• Books flights, ground transportation, and hotels; manages itineraries.
• Prepares and edits board-level documents, presentations, reports, and agendas.
• Manages calendars for C-suite staff and reconciles corporate expenses.

Skills

Microsoft 365 suite

PowerPoint

SharePoint

Smartsheet

Verbal & written communication

Education

Associate degree (A.A.)

Job description

McMillen, Inc. is seeking an Executive Assistant to support daily operations in a fast-paced engineering and construction environment.

You will act as the gatekeeper, coordinating travel, meetings, and executive communications while maintaining confidentiality and prioritizing high-level commitments. The role requires a polished professional with 5–7 years of administrative experience supporting C-level executives, strong MS 365 skills, and exceptional organizational abilities.