On-Site Administrator – Mining Project

Metarock; Wollongong City Council; On-site; AUD 65,000 - 90,000; Full time

Benefits offered by this job

Salary Packaging

Private health insurance discount

Income protection

Novated leasing

Baby benefits

Blood donation milestone

Recognition rewards

Employee assistance program

Emergency shelter & DV leave

Job summary

Mastermyne is seeking a Site Administrator for the Dendrobium Coal Mine in the Illawarra region of NSW. This site-based, residential role reports to the Project Manager and supports the site team with invoicing, payroll processing, AR/debtor management, and WIP tasks in a fast-paced mining environment.

The ideal candidate has strong admin skills, attention to detail, experience on mine sites, proficiency with MS Office, and familiarity with ERP systems such as Pronto or INX.

Qualifications

• Experience in a mine site or project environment.
• Strong organisational and communication skills.
• Ability to manage payroll and weekly timesheets for a large workforce.

Responsibilities

• Invoicing and WIP management for the site project.
• Accounts receivable and debtor management.
• Coordinate payroll functions, including weekly timesheets for 100+ employees.
• Roster allocation management.
• Provide general administrative support to the project management team.

Skills

Administrative skills

Payroll processing

Invoicing & WIP management

Accounts receivable

MS Office proficiency

ERP systems (Pronto, INX)

Time management

Tools

Pronto

INX

Job description

Mastermyne is seeking a Site Administrator for the Dendrobium Coal Mine in the Illawarra region of NSW. This site-based, residential role reports to the Project Manager and supports the site team with invoicing, payroll processing, AR/debtor management, and WIP tasks in a fast-paced mining environment.

The ideal candidate has strong admin skills, attention to detail, experience on mine sites, proficiency with MS Office, and familiarity with ERP systems such as Pronto or INX.