Jane Street
Data Center Commissioning Engineer
About this role
Join a technical team commissioning and operating cutting-edge data centers with advanced liquid cooling systems. This role bridges construction and operations, managing infrastructure deployment, vendor coordination, and 24/7 facility reliability across a global portfolio.
What you'll do
- Lead commissioning and OEM integration for new data center infrastructure with liquid and air cooling systems
- Manage vendor maintenance for cooling delivery units, rear door heat exchangers, and direct liquid cooling components
- Monitor operations via BMS tools, respond to alarms, and troubleshoot cooling, power, and monitoring issues
- Serve as primary liaison with data center and colocation service providers for operational matters
- Review, supervise, and execute standard operating procedures and maintenance activities with internal and external teams
- Coordinate with IT teams on build requirements and develop operational documentation
What they're looking for
- Direct liquid cooling (DLC) systems design and troubleshooting
- Data center mechanical and electrical infrastructure (switchgear, UPS, generators, chillers, PDUs)
- Cooling and electrical principles including redundancy and airflow management
- Server OEM compatibility and integration experience
- SOP/EOP/MOP development and implementation
- BMS and monitoring systems operation
- Multi-vendor and cross-team project management
- CAD experience (preferred)
Opens the official application on the employer’s site. No login required.
Jane Street
Jane Street builds high-performance trading systems and critical infrastructure using primarily OCaml and Python to support distributed trading operations. The company is hiring software engineers, network engineers, and operations engineers at both intern and full-time levels to work on real production projects including trading systems, infrastructure optimization, routing protocols, and internal tooling.
- Website
- janestreet.com
Likely interview questions
- Walk us through your experience commissioning a data center facility—what was your role, and how did you ensure the transition from construction to operations went smoothly?
- Describe your hands-on experience with direct liquid cooling systems. What specific issues have you troubleshot with CDUs, RDHx units, or DLC infrastructure, and how did you resolve them?