Office & HR Administrator - Payroll, Billing & IT Support

Engineering Consulting Service; Savannah (GA); On-site; USD 42,000 - 62,000; Full time

Job summary

ECS Group of Companies is seeking an Office Administrator to oversee administrative functions, HR, accounting, and office operations at the Savannah, GA location. The role ensures policy compliance, processes payroll, AP/AR, benefits, and employee records, while supporting reception and network tasks.

The ideal candidate will have 2 years of HR and payroll experience (or 4 years without an HR degree), plus a high school diploma or GED (bachelor’s in HR preferred).

Qualifications

• 2 years of HR and payroll experience (degree required) or 4 years HR/payroll experience without an HR degree.
• High school diploma or GED required; HR-related bachelor’s degree preferred.
• Valid driver’s license if driving for ECS subsidiary.
• Must be dependable, detail-oriented, and organized.
• Ability to multi-task and meet deadlines; strong communication skills.

Responsibilities

• Oversee administrative functions, HR, accounting, and office operations.
• Process payroll, AP/AR, and invoicing; maintain vendor and customer records.
• Track petty cash, reconcile bank balances, and manage corporate cards.
• Process new hires, changes, terminations, and HR forms (I-9s, verifications).
• Handle benefits administration and open enrollment; support leaves of absence and disability claims.
• Maintain certificates of insurance; enter vendor invoices and reconcile statements.
• Monitor aging receivables, follow up on past-due accounts, and generate collection reports.
• Provide computer network support and assist with reception/admin management.

Skills

HR payroll experience

Attention to detail

Communication skills

Multi-tasking

Team player

Education

High school diploma or GED

HR-related bachelor’s degree preferred

Tools

MS Office

Job description

ECS Group of Companies is seeking an Office Administrator to oversee administrative functions, HR, accounting, and office operations at the Savannah, GA location. The role ensures policy compliance, processes payroll, AP/AR, benefits, and employee records, while supporting reception and network tasks.

The ideal candidate will have 2 years of HR and payroll experience (or 4 years without an HR degree), plus a high school diploma or GED (bachelor’s in HR preferred).