About the role
Donnelly Drilling Services is an established Western Australian drilling services company specialising in remote water well drilling operations across the mining and resources sector.
We are looking for an experienced, highly organised Office Manager to oversee and coordinate our administrative operations, business support functions and workforce administration.
This is a key position.
You will independently manage day-to-day office operations and keep management, employees, suppliers, clients and remote operational sites working together effectively.
You will help maintain efficient business processes, coordinate administrative and financial functions, manage personnel documentation and support our operational requirements.
Office and business management
Oversee and coordinate the day-to-day administration and operations of the business
Manage general office operations, administrative procedures and business documentation
Develop, implement and maintain effective administrative systems and processes
Coordinate office resources and make sure administrative requirements are met across the business
Provide management with administrative support, business correspondence and operational reporting
Financial administration and payroll
Coordinate payroll administration, employee timesheets and leave records using Xero
Review employee hours, timesheets and rosters before payroll is processed
Manage customer invoicing, supplier invoices and accounts administration
Prepare and process purchase orders, supplier quotations and expense documentation
Monitor business expenditure and maintain accurate financial and procurement records
Liaise with management and our external accountants on financial administration and supporting documentation
Human resources and employee administration
Coordinate employee onboarding and offboarding
Maintain employee records, employment documentation and personnel files




Coordinate recruitment administration and candidate communication
Manage workforce scheduling, employee rosters and personnel movements
Coordinate employee inductions, training records and compliance documentation
Assist management with employee-related administrative matters
Operational coordination and logistics
Coordinate FIFO employee travel, including flights, accommodation and transport
Manage personnel scheduling and logistical requirements across multiple drilling sites
Liaise with supervisors, employees and management about operational requirements
Coordinate procurement of equipment, materials, supplies and services, including obtaining and reviewing supplier quotations and assisting with purchasing arrangements
Work health and safety and compliance
Maintain workplace health and safety documentation and administrative records
Coordinate the preparation, distribution and maintenance of company safety policies and procedures
Maintain employee safety records, inductions and compliance documentation
Administer digital safety documentation, including Take 5 risk assessments, JSAs and pre-start forms
Monitor the completion and accessibility of safety documentation across operational sites
Assist with maintaining company compliance records and administrative procedures
Business systems and digital administration
Administer and maintain our business systems, including Xero, CorePlan and SiteDocs
Maintain digital employee records, operational documentation and business information




Develop and implement digital administrative forms and processes to improve efficiency and reduce paper-based documentation
Coordinate the uploading, distribution and management of operational and safety documentation
Ensure accurate record keeping and effective use of business management systems
Communication and stakeholder coordination
Act as a central point of contact between management, employees, clients, suppliers and external service providers
Manage incoming enquiries, business correspondence and general communications
Coordinate supplier and client communications and follow up on outstanding administrative requirements
Support management with business operations, reporting and general administrative decision-making
About you
You will have around 2-3 years' experience and:
A Diploma of Business, Business Administration, Management or an equivalent relevant qualification
Demonstrated experience in office management, business administration or a similar position
Knowledge of business operations, administrative management and organisational procedures
Experience in payroll administration, invoicing, procurement and financial administration
Experience coordinating employee records, recruitment administration and workforce scheduling
Strong computer literacy and experience with Microsoft Office and business management systems
Excellent organisational, communication and time-management skills
The ability to work independently, manage competing priorities and coordinate multiple business functions
Desirable
Previous experience in the drilling, mining, resources or construction industry
Experience using Xero, CorePlan, SiteDocs or similar business management platforms
Experience coordinating FIFO workforces and remote operational logistics
Knowledge of workplace health and safety administration and compliance requirements

📌 Office Manager (Perth)
🏢 Donnelly Drilling Services
📍 Perth