Office Concierge & Front Desk Coordinator

Martin Marietta; Dallas (TX); On-site; USD 40,000 - 56,000; Full time

Benefits offered by this job

Medical

Dental

Vision

401(k) with company match

Pension

Paid holidays and vacation

Job summary

Martin Marietta is seeking an Office Coordinator / Administrative Assistant to be the first point of contact for visitors and callers, while keeping day-to-day office operations efficient. You will support multiple departments, manage front desk duties, coordinate fleet vehicle requests, and assist with events and meetings.

You will also back up other office personnel and assist the Executive and HR teams on special projects, contributing to a professional, welcoming work environment.

Qualifications

• High School Diploma or equivalent.
• 1-2 years of experience in an office or administrative support role.
• Strong organizational, communication, and customer service skills.
• Ability to multitask, prioritize, and manage office operations independently.
• Exceptional attention to detail with strong proofreading, writing, spelling, and grammar skills.
• Proficiency in Microsoft Office Suite (Word, Excel, Outlook, etc.).
• Strong interpersonal skills with a clear, friendly, and professional telephone presence.
• Professional appearance and demeanor at all times.
• Valid, unrestricted driver’s license required.

Responsibilities

• Answer and route incoming phone calls to appropriate personnel.
• Greet visitors and customers in a professional and welcoming manner.
• Validate parking passes as needed.
• Coordinate fleet vehicle requests and communicate status updates with relevant departments.
• Sort, distribute, and process incoming mail; prepare outgoing mail and packages.
• Provide administrative support across departments, including maintaining shared spaces and office organization.
• Monitor and replenish office supplies.
• Assist with scheduling meetings and events, including reserving spaces and coordinating meals and refreshments.
• Support Executive and HR teams with special projects.
• Provide backup support for other office personnel as needed.
• Ensure a safe, clean, and organized work environment at all times.

Skills

Organizational skills

Customer service

Communication

Microsoft Office

Multitasking

Phone etiquette

Proofreading/writing

Professional appearance

Interpersonal skills

Education

High School Diploma or equivalent

Tools

Microsoft Office Suite

Job description

Martin Marietta is seeking an Office Coordinator / Administrative Assistant to be the first point of contact for visitors and callers, while keeping day-to-day office operations efficient. You will support multiple departments, manage front desk duties, coordinate fleet vehicle requests, and assist with events and meetings.

You will also back up other office personnel and assist the Executive and HR teams on special projects, contributing to a professional, welcoming work environment.