Network Engineer – High Frequency trading Industry – Sydney
- DC Network Engineer – HFT (Sydney | Weekend Shift)
- Take your experience to the next level
- Sydney
This is a full-time position (38 hours per week). The roster includes either 2 8-hour shifts or 1 12-hour shift every weekend.
Weekend availability is a mandatory requirement for this role. Please do not apply if you are unable to commit to working every weekend on an ongoing basis. Applicants must be prepared to fulfil the weekend requirement as part of their permanent schedule.
Please note that secondary employment (moonlighting) is not permitted for this position.
Data Center Network Engineer – Weekend Trading Support High Frequency Trading Environment
Industry-Leading Compensation | Bonus + Sign-On | Relocation & Sponsorship Available
We are partnering with a leading high frequency trading firm operating one of the most advanced low-latency infrastructures globally.
Their Production Infrastructure team is seeking a Data Center Network Engineer to join a high-autonomy, performance-driven environment supporting mission-critical trading systems.
This role combines deep network engineering, hands-on data center operations, and trading application support within a highly technical, fast-paced environment.
The Role This position participates in a structured weekend rotation covering network and trading application support.
- Engineers typically work two out of every three weekends
- Short-term periods of consecutive weekend coverage may be required
- Coverage hours:
- 11 AM – 11 PM (October–April)
- 9 AM – 9 PM (April–October)
- Shifts are either 12 or 8 hours (based on preference)
- This remains a standard 38-hour work week
- This is not an escalation-only shift — engineers are actively engaged during coverage hours
Please apply only if you are comfortable working most weekends.
Primary Responsibilities
1. Weekend Network Support Rotation
- Own production network support across Saturday and Sunday
- Diagnose and resolve complex networking issues in real time
- Support low-latency data center networks and exchange connectivity
- Operate independently and make confident decisions in production environments
2. Data Center Operations (via Remote Hands)
- Coordinate and execute hardware installs and replacements
- Carry out higher-risk changes outside weekday trading windows
- Perform structured data center change activities with strong attention to risk management
Secondary Responsibilities
- Support trading applications running on Linux
- Perform troubleshooting across CPU, memory, disk, and application logs
- Assist with provisioning and operational support tasks
Required Skills
- Deep understanding of networking fundamentals
- Strong hands-on experience with BGP and data center networking
- Prior background as a network engineer
- Comfortable troubleshooting Linux systems
- Experience coordinating hands-on data center work
- Working knowledge of Python or another scripting language (must be comfortable contributing to existing tools; primarily Python/Go)
Nice to Have
- Application support experience in Linux environments
- Experience working in low-latency or trading environments
- Automation mindset with DevOps-style approach to operational improvement
What Makes This Role Compelling
- Exposure to real-time, high-stakes trading systems
- Broad technical scope across networking, Linux, and physical data center operations
- Mix of operational and project-based work
- High degree of autonomy within a flat structure
- Opportunity to collaborate with elite engineers in a world-class trading environment
- Strong culture focused on ownership, low ego, and technical excellence
This is an opportunity for an engineer who thrives in ambiguous, high-performance environments and wants to own problems end-to-end while developing a broad systems skillset across infrastructure layers.
If you’re comfortable working most weekends and excited by high-impact infrastructure, we’d welcome a conversation.
Only shortlisted applicants will be contacted.
Apply