Administrative Assistant

Walker-White Plumbing Hvac and Mechanical Inc; Columbia (SC); On-site; USD 34,000 - 48,000; Full time

Benefits offered by this job

Health insurance

Paid time off

Holidays

Retirement plan

Job summary

Walker White Mechanical in Columbia, SC is seeking an Administrative Assistant to support office and field operations. This full-time, on-site role requires someone organized and dependable to handle multiple priorities in a fast-paced construction environment.

You will answer phones, manage records, assist with scheduling, invoicing, and basic bookkeeping, and support HR onboarding. Strong communication and detail orientation are essential.

Qualifications

• Strong communication and organizational skills.
• Proficient in Microsoft Office (Word, Excel, Outlook).
• 1+ years of administrative or office support experience, preferably in construction/trades.

Responsibilities

• Answer phones, greet visitors, and route inquiries to the right team member.
• Manage office correspondence, filing, and document organization.
• Support scheduling for project managers and field supervisors.
• Assist with data entry, invoicing, and basic bookkeeping tasks.
• Order and track office/josite supplies.
• Prepare reports, letters, and other business documents.
• Support HR onboarding paperwork and employee files.

Skills

Communication

Organization

Education

High school diploma or equivalent

Associate’s degree

Tools

Microsoft Office

Job description

Administrative Assistant – Walker White Mechanical

Columbia, SC | Full-Time | On-Site

Walker White Mechanical is hiring an Administrative Assistant to support our office and field operations. This is a great fit for someone organized, dependable, and comfortable juggling multiple priorities in a fast-paced construction/mechanical contracting environment.

What You’ll Do

• Answer phones, greet visitors, and route inquiries to the right team member
• Manage office correspondence, filing, and document organization
• Support scheduling for project managers and field supervisors
• Assist with data entry, invoicing, and basic bookkeeping tasks
• Order and track office/jobsite supplies
• Prepare reports, letters, and other business documents
• Support HR functions such as onboarding paperwork and maintaining employee files
• Provide general administrative support to leadership and project teams

What We’re Looking For

• High school diploma or equivalent required; Associate’s degree a plus
• 1+ years of administrative or office support experience (construction/trades industry a plus)
• Strong communication and organizational skills
• Proficient in Microsoft Office (Word, Excel, Outlook)
• Ability to multitask and prioritize in a fast-paced environment
• Professional, friendly demeanor with strong attention to detail
• Reliable and punctual with a strong work ethic

Why Join Walker White Mechanical

• Competitive pay based on experience
• Stable, growing company with a supportive team culture
• Opportunity to grow within the organization
• Benefits – health insurance, PTO, holidays, retirement, and more

Walker White is an Equal Opportunity Employer