Lambda
Senior Mechanical Controls Engineer
$230K–$340K
San Francisco Office (Fremont St) +2 · Hybrid · Senior · Full-time · Posted Sep 14, 2026
- Location
- San Francisco Office (Fremont St)
San Jose Office (First St)
Bellevue Office - Education
- Bachelor’s degree in mechanical, electrical, controls, or systems engineering, or equivalent practical experience.
About the job
Owns mechanical controls standards and designs, integrates, tests, and troubleshoots controls for cooling systems in large-scale AI data centers.
What you'll do
- Develop control sequences, narratives, diagrams, points lists, alarms, and controller requirements for mechanical systems.
- Coordinate controls design and integration across engineering, vendors, commissioning, and operations teams; review designs and submittals for standards compliance.
- Support testing, commissioning, cooling-system bring-up, and troubleshooting, and incorporate operational lessons into future standards.
What they ask for
- Experience designing or commissioning mechanical controls in data centers, mission-critical facilities, central plants, or industrial environments.
- Understanding of chilled-water, condenser-water, heat-rejection, air-cooling, and liquid-cooling systems.
- Ability to develop and review sequences of operation, P&IDs, control diagrams, wiring diagrams, points lists, and functional test procedures; understanding of PLC, DDC, BMS, and protocols such as BACnet, Modbus, and OPC UA.
- Bachelor’s degree in mechanical, electrical, controls, or systems engineering, or equivalent practical experience.
Nice to have
- Experience with hyperscale, colocation, HPC, or AI data centers.
- Experience controlling high-density liquid-cooling systems, CDUs, or warm-water cooling loops.
Pay
$230K – $340K USD base salary
Tools
PLC, DDC, BMS, BACnet, Modbus, OPC UA, CDUs, P&IDs
AI focus
The role designs and supports mechanical controls for cooling infrastructure serving AI data centers.
Model-written summary · the original posting is authoritative