Administrative Assistant

Jennings Mechanical is seeking a detail-oriented and proactive Administrative Assistant to support our construction office operations. This role plays a key part in keeping our projects organized and running smoothly by handling day-to-day administrative tasks, processing permits, managing purchase orders, and supporting both the office and field teams.  

This is a full-time opportunity based out of our Orangeburg, SC Corporate Headquarters.

Key Responsibilities

• Provide general administrative support to the office and project management team.
• Prepare, submit, and track construction permits with local municipalities and regulatory agencies.
• Create and manage purchase orders; ensure accuracy and timely approvals.
• Match and verify invoices with purchase orders and delivery receipts.
• Maintain organized project and job files (digital and hard copy).
• Assist with document preparation, filing, and correspondence.
• Support scheduling, meeting coordination, and communication between departments.
• Greet visitors, answer incoming calls, and route messages appropriately.
• Assist in data entry, report generation, and maintaining accurate records.
• Order office supplies and coordinate with vendors as needed.
• Perform other duties as assigned to support the needs of the business.

Qualifications

• Previous administrative experience required; construction or mechanical contracting experience preferred.
• Strong attention to detail, accuracy, and organization.
• Ability to multitask and prioritize in a fast-paced environment.
• Proficient in Microsoft Office Suite (Word, Excel, Outlook); experience with construction management software a plus.
• Excellent written and verbal communication skills.
• Ability to work independently and as part of a team.
• High school diploma or equivalent required; associate degree or administrative certification preferred.

Why Join Jennings Mechanical

At Jennings Mechanical, we take pride in our craftsmanship, integrity, and teamwork. As part of our administrative team, you’ll play a key role in supporting the people who build, service, and deliver for our clients every day. We offer a heavily subsidized health insurance, 401(k) matching, paid time off, and competitive compensation.

Jennings Mechanical is an Equal Opportunity Employer.