Office Administrator — Growth Path in Industrial Services

HireBus Inc.; Denham Springs (LA); On-site; USD 42,000 - 62,000; Full time

Benefits offered by this job

Competitive pay

Full-time hours

Growth opportunities

Job summary

Sewer Treatment Specialists, LLC is seeking an experienced Office Administrator to run the day-to-day operations of our Denham Springs office. This is a full-time, in-office role where you will take ownership of the office, maintain compliance paperwork, and serve as the reliable point of contact for field crews and customers.

You won't supervise anyone now, but you should have leadership qualities and initiative to grow with the company as STS expands.

Qualifications

• 3+ years of office administration experience in industrial services or trades.
• Experience with ISNetworld, Avetta, or similar contractor platforms.
• Working knowledge of QuickBooks Online or similar accounting software.
• Strong organizational and communication skills.
• Self-starter who takes ownership and works with owner.

Responsibilities

• Answer phones, communicate with customers, and coordinate with field technicians.
• Manage service scheduling and job documentation.
• Support invoicing and billing in QuickBooks Online.
• Maintain compliance documentation for ISNetworld and Avetta (safety records, training records, insurance certificates, client prequalification requirements).
• Keep customer files, service records, and internal paperwork organized and up to date.
• Handle general office administration — supplies, mail, filing, vendor coordination.
• Help build and improve office processes as we grow.

Skills

Office administration

ISNetworld/Avetta experience

QuickBooks Online

Organizational skills

Communication

Self-starter

Owner collaboration

Tools

QuickBooks Online

Job description

Sewer Treatment Specialists, LLC is seeking an experienced Office Administrator to run the day-to-day operations of our Denham Springs office. This is a full-time, in-office role where you will take ownership of the office, maintain compliance paperwork, and serve as the reliable point of contact for field crews and customers.

You won't supervise anyone now, but you should have leadership qualities and initiative to grow with the company as STS expands.