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System Administrator

Infrastructure Mumbai

iRage is one of India's leading high-frequency trading firms. We build and own everything in-house, from ultra-low-latency execution to full trading infrastructure. Our systems deliver some of the lowest latencies in the market, with order-send speeds under 100 nanoseconds. Our stack is fully in-house: custom FPGA pipelines, kernel-bypass networking, in-house exchange gateways, and a C++ codebase we own end-to-end from market data ingestion to order entry and risk. But great technology alone doesn't move markets. Our quant and tech teams work in lockstep, and the results speak for themselves. Millions of trades. Every day. At lightning speed.iRage is where that tech expertise meets real market impact, at scale, in one of the world's fastest-growing trading ecosystems.

Role Summary - System Administrator

We’re looking for a System Administrator to manage, maintain and monitor our systems and network infrastructure so they run at their best. They will fix issues as they come up, keep our environments secure, and give the team reliable, day-to-day IT support. 

Key Responsibilities:

  • Manage and maintain the organisation’s network and system infrastructure for high availability and performance. 

  • Configure, manage and troubleshoot firewalls (Fortinet, Juniper), and set up and support remote-access and site-to-site VPNs.

  • Administer LAN/WAN networks, including switching, routing and multicast routing.

  • Install, configure and troubleshoot UNIX/Linux (including Debian) and Windows environments, along with related hardware and software.

  • Manage virtualised and containerised environments (e.g., VMware, VirtualBox).

  • Oversee data centre operations, including hardware, cabling, capacity and uptime.

  • Write and maintain basic scripts to automate routine admin tasks. 

  • Protect data, network access and backup systems, and support security engineering work.

  • Diagnose and resolve system and network incidents quickly to keep downtime low. 

Experience:

  • Proven experience as a Network / System Engineer or System Administrator.

  • Strong understanding of TCP/IP protocols, LAN/WAN and core network technologies.

  • Hands-on experience with firewalls, VPNs, switching and routing (including multicast).

  • Solid working knowledge of Linux/UNIX and Windows administration.

  • Experience with virtualisation platforms and data centre management.

  • Basic scripting ability (e.g., Bash, Python or PowerShell).

  • Good grasp of security practices for networks, access control and backups.

Qualifications:

  • Education (mandatory): a degree in Computer Science or Computer Engineering. MCA or BCA graduates will also be considered.

  • Certification (mandatory): CEH (Certified Ethical Hacker).

  • Red Hat certification (RHCSA/RHCE), Fortinet NSE 3 and 4, and CCNA. These are a plus.

Here’s what we offer:

  • Compensation – competitive plus a meaningful performance bonus on top.

  • Generous paid time off – Recharge and come back sharper.

  • Work with the best – Collaborate with top-tier global talent.

  • Adventure together – Annual offsites (international & domestic) plus regular team outings.

  • Performance rewards – Attractive bonuses for those who go above and beyond.

  • Health covered – Comprehensive insurance so you’re always protected.

  • Fun, not just work – On-site sports, games, and a lively workspace.

  • Learn and lead – Regular knowledge-sharing sessions led by your peers.

  • Annual Education Allowance – Take any external course, or certification that makes you better at your craft.

  • Stay fit – Gym memberships with equal employer contribution to keep you at your best.

  • Relocation support – Smooth move? We’ve got your back.

  • Friendly competition – Work challenges and extracurricular contests to keep things exciting.