Administrative Assistant

Job Overview

MAC General Contractors is hiring a proactive and detail‑oriented Part‑Time Administrative Assistant to support our growing office operations in Columbus, IN. This role is perfect for someone who thrives in an organized, fast‑paced environment and enjoys staying ahead of daily needs. You’ll be a vital part of the team, managing schedules, assisting with bookkeeping tasks, and helping ensure everything behind the scenes runs efficiently.

If you’re dependable, professional, and excited to contribute to a dynamic construction firm, let’s talk.

Since 2007, MAC General Contractors has built a reputation for excellence in custom residential and commercial construction. We take pride in integrity, craftsmanship, and the long‑term relationships we build with both clients and team members. At MAC, we value not only what we build— but how we build it: with care, professionalism, and a commitment to people. Join a team where your work makes a difference every day.

• Provide general administrative support to company leadership and project teams
• Manage calendars, coordinate meetings, and handle office correspondence
• Maintain digital and paper filing systems for easy access and recordkeeping
• Perform data entry, create reports, and track information using Microsoft Excel
• Assist with light bookkeeping duties, including invoicing, expense tracking, and reconciliations
• Anticipate team needs and take proactive steps to support office efficiency
• Maintain confidentiality, accuracy, and professionalism in all tasks

• 2+ years of experience in an administrative or office support role preferred
• Associate’s Degree preferred
• Proficient in Microsoft Office Suite, especially Excel
• Familiarity with basic bookkeeping or accounting processes is a plus
• Strong organizational skills and high attention to detail
• Ability to work independently and prioritize tasks effectively
• Excellent communication and problem‑solving skills
• A background check will be completed as part of the onboarding process, in compliance with applicable laws.
• $20 per hour, based on experience
• Year‑end bonus potential
• Paid training and growth opportunities
• Company outings and team events
• Weekly pay cycle
• Opportunity for role expansion and career development within the company

• Part‑Time:
  Monday‑Friday (15‑20 hours/week)
• Flexible scheduling available
• Potential for transition to full‑time role

• On‑site role based in Columbus, IN

We are proud to be an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, protected veteran status, or any other legally protected status.