Senior IP & Security Network Specialist (Tier 2)

Optus; Sydney; On-site; AUD 140,000 - 180,000; Full time

Benefits offered by this job

Free Optus bus service

Parental leave up to 16 weeks

Connected Leave days

Learning catalogue access

Volunteer groups and campus facilities

Job summary

Optus is seeking an IP & Security Technical Specialist to sustain the performance, availability, and customer experience of the Optus Network. This role operates in a Tier 2/3 environment with 24x7 or 9-5 roster coverage from the Macquarie Park campus in Sydney.

The incumbent will lead technical governance with suppliers, drive incident management automation, and collaborate across networks engineering and managed services to rollout new technologies and improve service reliability.

Qualifications

• Extensive hands-on experience with multi-vendor IP and security networks.
• Strong knowledge of routing, switching, and security practices.
• Experience with network automation tools (Python, Ansible) is desirable.

Responsibilities

• Rapidly resolve complex network faults and manage critical incident escalations.
• Lead root cause analysis and participate in Change Advisory Board meetings.
• Recommend network design changes to improve reliability and support new tech.
• Ensure upgrades align with quality and performance standards.
• Collaborate with Engineering, Vendors and Managed Service Suppliers.
• Provide technical insights into KPIs and SLAs.

Skills

IP networking

Security networks

Routing & Switching

Network automation

Tools

Python

Ansible

Cisco equipment

Juniper equipment

Job description

Optus is seeking an IP & Security Technical Specialist to sustain the performance, availability, and customer experience of the Optus Network. This role operates in a Tier 2/3 environment with 24x7 or 9-5 roster coverage from the Macquarie Park campus in Sydney.

The incumbent will lead technical governance with suppliers, drive incident management automation, and collaborate across networks engineering and managed services to rollout new technologies and improve service reliability.