Infrastructure Performance Engineer

6 days ago


Sydney, New South Wales, Australia Optiver Full time

At Optiver, we're seeking a skilled Network Operations Engineer to join our team. As a key member of our infrastructure group, you'll play a critical role in designing, optimizing, and maintaining globally distributed networks that support our low-latency trading operations.

Key Responsibilities:

  • Providing technical expertise to support high-frequency trading environments
  • Automating and monitoring network infrastructure to reduce manual interventions
  • Supporting end-to-end infrastructure deployments across data centers and global WAN environments
  • Assisting with planned upgrades and maintenance, including migrations, expansions, hardware, and software upgrades
  • Ensuring proper function of WAN networks across data centers and colocations
  • Contributing to capacity planning, connectivity improvements, and traffic flow optimization
  • Driving research and innovation to improve infrastructure reliability and performance

Requirements:

  • 5+ years of experience as a network engineer
  • Strong knowledge of network performance, monitoring, and capacity planning
  • Experience in monitoring and managing diverse international WAN networks
  • Able to monitor, debug, and troubleshoot issues arising in LAN/WANs
  • Proficiency in network transport and routing protocols (TCP/UDP, OSPF, BGP, Multicast)
  • Comfortable working with multi-vendor environments (Cisco, Arista, Palo Alto)
  • Experience with L2/L3 networking, firewalls, and network security
  • Ability to coordinate with 3rd parties and manage projects end-to-end


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