Data Center Engineer
Selby Jennings
Chicago, United States of America
2 days ago
Role details
Contract type
Permanent contract Employment type
Full-time (> 32 hours) Working hours
Regular working hours Languages
English Experience level
IntermediateJob location
Chicago, United States of America
Tech stack
Bash
Data Centers
Python
Linux System Administration
Networking Basics
Scripting (Bash/Python/Go/Ruby)
High Performance Computing
Real Time Systems
Hardware Asset Management
Hardware Infrastructure
Job description
We are seeking a Data Center Engineer to support and evolve the physical infrastructure behind a high-performance trading environment. This role sits close to the trading and compute stack and is responsible for maintaining ultra?reliable, low?latency systems that support HPC workloads and latency?sensitive applications., * Operate and maintain critical data center infrastructure supporting high-frequency and HPC workloads
- Install, configure, and troubleshoot servers, network gear, and storage systems
- Perform hardware lifecycle management including racking, stacking, cabling, and break/fix
- Partner closely with systems, network, and trading infrastructure teams to ensure uptime and performance
- Support low-latency environments with strict SLAs and change controls
- Monitor environmental conditions (power, cooling, space) and drive capacity planning
- Coordinate hands-on work with vendors, colocation providers, and internal engineering teams
- Participate in incident response and root cause analysis for hardware or facility-related issues
Requirements
- 3+ years of experience as a Data Center Engineer or similar hands-on infrastructure role
- Experience in a trading firm, HPC environment, or other performance-critical infrastructure
- Strong understanding of server hardware, networking fundamentals, and data center operations
- Hands-on experience with Linux-based environments
- Familiarity with structured cabling, power distribution, and cooling best practices
- Comfortable working in production environments where reliability and speed matter
- Ability to work onsite and perform physical work in the data center as needed
Nice to Have
- Exposure to HPC clusters, GPU infrastructure, or high-density compute
- Experience supporting low-latency trading or real-time systems
- Scripting or automation experience (Python, Bash, etc.)
- Knowledge of monitoring, hardware telemetry, or infrastructure observability
This role will require a rotational shift, ensuring weekend hours are covered, and requires in person work in Chicago.