Systems Engineer

Sydney, Australia


The Singtel Group, Asia's leading communications group provides a diverse range of services including fixed, mobile, data, internet, TV, infocomms technology (ICT) and digital solutions.

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We don’t sit back and wait for the future to happen, we are out there crafting our own path through new technology, innovation, and investment. We are truly a challenger brand, with challenger spirit.

Ready to reimagine your career at Optus?

This is a technical role for Regulatory Systems, requiring a high level of technical capability. You will be a coder at heart, with experience working in a full stack development role, covering layers 1 to 7. The primary accountabilities include, but are not limited to, data science, architecture, application development, integration, and the ongoing tuning/maintenance of regulatory capabilities. System design and hands-on experience is required.

  • Design, develop and maintain regulatory systems to ingest large data from varied sources and automate search queries against the large dataset, as such strong Data Science experience is a must.
  • Perform multidimensional (Slice and Dice) analysis of large datasets.
  • Demonstrating your expert level Linux system engineering and administration is a must to succeed.
  • Coordinate activities with vendors if required.
  • Integrate regulatory systems with Optus network and IT platforms.
  • Support existing regulatory systems.

It starts with you!

  • Strong background in data science and understanding of data store technologies such as: Relational DBMS (e.g. Postgres), Elasticsearch, Redis, RabbitMQ, MongoDB
  • Expert level Linux systems engineering, administration, and Security.
  • Due to the requirements of the role we are only open to Australian Citizens, who are willing to obtain Security Clearance
  • Strong API Design and Development
  • Expert level Python Application development.
  • Strong understanding of Core Internet technologies and protocols including HTTP, DNS, SMTP, SNMP, SSL/TLS, TCP/IP

The good stuff …

  • 3 days in the office, 2 days remote – with flexible hours to suit!
  • Inclusive paid parental leave, up to 14 weeks for the primary care giver
  • All Optus employees have access to resources, webinars and support via the ‘Parents at Work portal’
  • Own your own growth by accessing an extensive online and facilitator led learning catalogue – even earn a MBA micro-credential via OptusU (University)
  • Connect at work through one of our employee-led volunteer groups: Culture Connect, Elevate Women, Disability Network, Express Yourself (LGBTQIA+), United Veterans and Yarn Network
  • Vibrant campus life, variety of facilities including restaurants, cafes, gymnasium, GP, and post office.
  • Two easy travel options to Sydney Campus: Optus bus from Sydney CBD (20min travel time) and Macquarie University Metro Station (every 6-8 minutes); morning and afternoon!

At Optus, we have an ambitious goal to be Australia’s most loved everyday brand. Curious about our culture? Go behind the scenes with our people by searching #OptusLife on LinkedIn.

At Optus, we are strengthened by others and that means valuing diversity and saying ‘yes’ to embracing individual differences. We are committed to ensuring that our application process provides an equal employment opportunity to all job seekers, including individuals from diverse gender, cultural and linguistic backgrounds, individuals with a disability, individuals identifying as being part of the LGBTQIA+ community, individuals who may have served in the armed forces or who identify as Aboriginal and/or Torres Strait Islander. If you require any adjustments or accessibility support to participate fairly and equitably in the recruitment process, please email along with your preferred method of contact and we will be in touch.

For more information on Diversity, Inclusion & Belonging at Optus, please visit



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* Salary range is an estimate based on our AI, ML, Data Science Salary Index 💰

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Category: Engineering Jobs

Tags: APIs Architecture Elasticsearch Engineering Linux MongoDB PostgreSQL Python RabbitMQ Security

Perks/benefits: Career development Flex hours Parental leave

Region: Asia/Pacific
Country: Australia

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