Overview
Trading System Infra L2 Support Jobs in Petaling, Selangor, Malaysia at OneJar
Title: Trading System Infra L2 Support
Company: OneJar
Location: Petaling, Selangor, Malaysia
We are seeking a Trading System Infrastructure Engineer (L2 Support) to maintain, monitor, and support our trading platform environment, with a primary focus on MetaTrader 5 (MT5) and Trade Evolution. The role requires strong hands-on expertise across Linux and Windows server environments and the ability to resolve complex platform, connectivity, and performance issues in a high-availability, real-time trading setting.
Key Responsibilities
- Provide L2 support for trading system infrastructure, including MT5 and Trade Evolution platforms.
- Monitor trading servers, services, and connectivity to ensure maximum uptime and optimal performance.
- Troubleshoot and resolve platform, network, and application-level incidents escalated from L1 support.
- Perform root-cause analysis on recurring issues and implement preventative measures.
- Administer and maintain Linux and Windows server environments supporting trading operations.
- Manage trading platform configurations, server-side settings, plugins, bridges, and integrations in coordination with the Trading SysOps function to ensure stable, secure, and performant trading operations.
- Coordinate with platform vendors (e.g., MetaQuotes, T4B) and internal teams for issue resolution and updates.
- Support deployment, patching, and maintenance activities, including scheduled and emergency changes.
- Document incidents, resolutions, and operational procedures.
- Participate in on-call rotation and provide support during critical trading hours and market events
Required Skills & Experience
- Proven experience supporting trading platforms, preferably MT5 and/or Trade Evolution.
- Strong administration skills in both Linux and Windows Server environments.
- Solid understanding of networking fundamentals (TCP/IP, DNS, firewalls, latency troubleshooting).
- Experience with monitoring tools and incident management processes.
- Ability to perform root-cause analysis and work under pressure in a real-time environment.
- Strong troubleshooting, documentation, and communication skills.
Preferred Qualifications
- MT5 Administrator certification (MetaQuotes) is a strong plus.
- Windows and Linux certifications preferred.
- Experience in a brokerage, fintech, or financial trading environment.
- Familiarity with trading server plugins, bridges, and liquidity connectivity.
- Knowledge of scripting (Bash, PowerShell) for automation and monitoring.
- Exposure to virtualization, cloud platforms, and database management.
Work Conditions
• May require shift-based coverage, on-call availability, and support during market hours and high-volatility events.
