Optiver

Network Operations Engineer

Leading global electronic market maker committed to improving the world’s financial markets

  • Software engineering

  • Full-time

  • Office | Sydney, NSW, Australia

  • Visa sponsorship · No

  • Senior · A role for someone with advanced knowledge and skills. May involve mentoring, leading others or specialisation. Typically at least 5 years of experience.

  • ·

Why Optiver

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Create better access and prices for all – that’s our goal for financial markets the world over. As a leading global electronic market maker, we are dedicated to our mission of continuously improving the market. It’s a responsibility we don’t take lightly. It’s the driving force behind our business. Even in times of extreme volatility, we stay the course. Resolute in our belief that the market should always be liquid for economies to thrive.

As one of the oldest market-making institutions, we’re a trusted partner of exchanges. Our contribution to them ensures they remain stable, transparent and competitive. We provide liquidity to financial markets using our own capital, at our own risk, trading a wide range of products: listed derivatives, cash equities, ETFs, bonds, and foreign currencies.

We strongly believe in the positive power of the world’s markets. That’s why we’re committed to leading the way in market making for environmental, social, and corporate governance (ESG) products.

Optiver is a global company with offices in Amsterdam, Sydney, Chicago, Taipei, Hong Kong, Shanghai, London and Singapore.

About the role

Optiver’s Sydney office is one of the primary players within Asian markets, trading a range of products. Established in 1996, we're an active participant on the Hong Kong, Korea, Singapore, Taiwan and Japan exchanges, and act as Optiver’s APAC head office. 

**WHAT YOU'LL DO ** Optiver is seeking a Network Engineer (Operations) with a passion for solving complex problems, optimizing performance, and reducing network complexity. As part of a team that manages the infrastructure for our proprietary trading systems, you will directly contribute to the design, optimization, and maintenance of globally distributed networks that are critical to our low-latency trading operations. Speed, reliability, and scalability are at the center of everything we do, and your work will have a direct impact on the performance of our market-making activities. Your responsibilities will include but not be limited to:

  • Providing technical expertise to support a high-frequency trading environment
  • Automating and monitoring network infrastructure, reducing manual interventions
  • Supporting end-to-end infrastructure deployments, including network and UNIX platforms, across data centers and global WAN environments
  • Assisting with planned upgrades and maintenance (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, including evaluating bleeding-edge technology for use in the trading stack
  • Contributing to the ongoing standardization of our environments & our Infrastructure as Code vision
  • Collaborating with developers, researchers, and hardware engineers on projects requiring a stable and scalable platform

WHO YOU ARE

  • 5+ years of working 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, 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
  • Familiar with Unix systems and data center management
  • Certifications like Arista ACE level 3, PCNSE, Cisco CCIE, CCNP or beyond are a plus

WHAT YOU'LL GET

  • The chance to work alongside diverse and intelligent peers in a rewarding environment
  • Competitive remuneration and additional leave entitlements
  • Training, mentorship and personal development opportunities
  • Gym membership plus weekly in-house chair massages
  • Daily breakfast, lunch and an in-house barista
  • Regular social events including an annual company trip

What you'll be responsible for

  • 📦

    Backend application development

    Develop, test, and maintain software applications

  • 🔲

    SQL and Databases

    Use SQL to query databases to extract and process data

  • 🛠

    Test Automation

    Create and implement code tests and software test automation

Skills you'll need

  • 👥

    Collaboration

    Works with others by being open, clear in communication and listening to achieve goals

  • 🧮

    Numerical problem solving

    Works with numerical information and performs mathematical calculations to solve problems

  • 🔍

    Attention to detail

    Accurately identifies and rectifies discrepancies or errors that exists in information and deliverables

Meet the team

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Engineering

Optiver