About Us
One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive environment that drives positive impact to join our team.
About Us
One team. Global challenges. Infinite opportunities. At Viasat, we're on a mission to deliver connections with the capacity to change the world. For more than 35 years, Viasat has helped shape how consumers, businesses, governments and militaries around the globe communicate. We're looking for people who think big, act fearlessly, and create an inclusive workplace that drives positive impact to join our team.
What You'll Do
The SGS-E System Administrator is responsible for administration of a sophisticated IT system in a client environment. The System Administrator is responsible for ensuring that the IT system remains current and secure. The System Administrator will conduct routine and corrective maintenance tasks on Windows and Linux computer systems and will monitor system health. The System Administrator will be required to provide advice to the Site Manager on all aspects of the site IT system.
The day-to-day
Perform daily checks of system health and status
Action preventative maintenance tasks generated from the Site Maintenance Plan in accordance with Standard Operating Procedures
Investigation and remediation of flagged issues based on internal ticketing system
Administration of system update services




Engage with vendor support as required for system issues
Physical hardware removal/installation and sanitisation of IT equipment
Engage with the wider Project team for in progress/upcoming projects and major tasks
Scheduling and notification to customer, of any downtime periods related to maintenance tasks
Active directory management of new users and subsequent disable on departure
Configuration and management of external logistics network including whitelisting of approved users
Networking infrastructure support for onsite firewall/switching equipment
Vulnerability scans and review of reports generated on a quarterly cadence
Handle and monitor site backup solution to ensure coverage remediating any issues noted
Deliver training and provide guidance on system assets located at external client representatives
Perform routine and scheduled audits of all systems, including backups
What You'll Need
Shown success in an IT role
Knowledge of Linux systems administration
Knowledge of Windows system administration and active directory management
Experience with or knowledge of programming languages and operating systems, current equipment and technologies, enterprise backup and recovery procedures, systems performance-monitoring tools, active directories, virtualization,



HTTP traffic, content delivery, and caching
Have good interpersonal and communication skills to build and maintain relationships with partners. They need to be able to understand requirements, lead expectations and ensure stakeholder satisfaction
Possess solid project management skills and the ability to oversee multiple initiatives at the same time
Be skilled at analysing situations, identifying problems, determining root causes and proposing effective solutions
Have a continuous improvement attitude
Must be an Australian citizen and have an active Australian Government Security Clearance (NV1) or have held one previously
What Will Help You On The Job
Bachelor's degree (or equivalent) in information technology or computer science
Professional certification on IT systems, particularly Linux and Windows Server
Five or more years of experience in a System Administrator role
EEO Statement
Viasat is proud to be an equal opportunity employer, seeking to create a welcoming and diverse environment. All qualified applicants will receive consideration for employment without regard to race, color, religion, gender, gender identity or expression, sexual orientation, national origin, ancestry, physical or mental disability, medical condition, marital status, genetics, age, or veteran status or any other applicable legally protected status or characteristic.
Viasat actively supports a diverse workforce and strongly encourages applications from Aboriginal and Torres Strait Islander Peoples and people from culturally diverse backgrounds.
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📌 System Administrator (Sydney)
🏢 Viasat
📍 Sydney