Network&SystemsEngineer(Linux)

At NCS Australia, we believe in doing technology services better. Our commitment to quality, focus on people, and willingness to challenge traditional thinking set us apart. Our team brings this belief to life by partnering with our clients and communities to make tomorrow together. We are committed to creating an environment that prioritises innovation, collaboration, and purposeful work. Our diverse team is empowered to make a meaningful impact with curiosity, creativity and resilience to shape better outcomes. Join us and accept the challenge of creating a better tomorrow. Network & Systems Engineer (Cisco) – Sydney / Field-Based We are seeking a Network & Systems Engineer with approximately 2–5 years’ experience to join a team supporting enterprise customers across multiple data centre environments. This role is primarily focused on network engineering (Cisco environments), with some exposure to Linux systems administration considered highly desirable. It is a hands-on operational role, supporting live infrastructure and ensuring high availability, performance, and reliability across customer environments. The role will require regular travel between data centres and customer sites, so a driver’s licence and access to a car is strongly preferred. An Australian Citizenship is essential due to customer site access requirements. Key Responsibilities * Support and maintain network infrastructure (Cisco-based LAN/WAN environments) including routing, switching, and firewalls * Troubleshoot and resolve network incidents and service outages, ensuring minimal business impact * Perform proactive monitoring of network performance, availability, and capacity * Configure and support network security controls including VPNs, firewalls, and access controls * Conduct root cause analysis for network issues and implement permanent fixes * Support system and infrastructure health checks across networked environments * Assist with Linux system support (RHEL/Ubuntu) where required *