Front Desk & Office Operations Specialist

Martin-Marietta-1798b2fd; Irving (TX); On-site; USD 42,000 - 58,000; Full time

Job summary

Martin-Marietta is seeking an Office Coordinator / Administrative Assistant to be the first point of contact for visitors and calls. You will manage front desk activities, mail, scheduling, and cross‑department support to help keep operations smooth.

The role requires 1–2 years of office experience, strong organizational and communication skills, and a professional demeanor. This is an in‑person, full‑time position with standard hours and occasional overtime.

Qualifications

• High School Diploma or equivalent required.
• 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.

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 office spaces, kitchen areas, and overall office organization.
• Monitor and replenish office supplies.
• Assist with scheduling meetings and events, including reserving meeting spaces and coordinating meals and refreshments.
• Support Executive and HR teams with special projects.
• Provide backup support for other office personnel when needed.
• Ensure a safe, clean, and organized work environment at all times.
• Perform additional administrative duties as assigned.

Skills

Organizational skills

Communication skills

Customer service

Multitasking / prioritization

Attention to detail

Microsoft Office proficiency

Telephone presence

Professional appearance

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 calls. You will manage front desk activities, mail, scheduling, and cross‑department support to help keep operations smooth.

The role requires 1–2 years of office experience, strong organizational and communication skills, and a professional demeanor. This is an in‑person, full‑time position with standard hours and occasional overtime.