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Jobs at SpaceXSI
270 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
1–20 of 270 jobs
SpaceXSI · Palo Alto, California, United States
Senior$180K – $400K a yearEngineeringDesign and implement the systems backing all RL workloads at SpaceXSI, from small scale ablations to production training runs; Profile, debug, and optimize end-to-end training performance; Improve scalability and observability of the RL stack
Talent Sourcer
2 days agoSpaceXSI · Southaven, Mississippi, United States +1
Entry levelPeople & HRRun intake with recruiters and hiring managers and turn each role into a searchable profile; Source passive candidates through LinkedIn Recruiter, GitHub, X, niche technical communities, events, and target-company mapping, using Boolean and X-ray searches; Use AI research tools…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeManagerEngineeringAct as the senior construction representative for the Memphis data center fiber scope, managing relationships with contractors, partners, and internal stakeholders; Oversee fiber execution from pre-construction and site development through testing, certification, and handover;…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeManagerEngineeringAct as the senior construction representative for the Memphis data center electrical scope, managing relationships with contractors, partners, and internal stakeholders; Oversee electrical execution from pre-construction and site development through commissioning and controls;…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeManagerEngineeringAct as the senior construction representative for the Memphis data center fluid/mechanical scope, managing relationships with contractors, partners, and internal stakeholders; Oversee fluid/mechanical execution from pre-construction and site development through commissioning;…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeManagerEngineeringAct as the senior construction representative for the Memphis data center structural scope, managing relationships with contractors, partners, and internal stakeholders; Oversee structural execution from pre-construction and site development through commissioning; Coordinate…
Associate Asset Manager - Memphis
3 days agoSpaceXSI · Southaven, Mississippi, United States +1
Full-timeEntry levelData & AILearn our equipment, sites, and maintenance program through on-the-job training alongside the Asset Manager, technicians, and vendors; Create and maintain asset records in our asset management / CMMS system, including asset hierarchy, locations, tagging, nameplate data, serial…
Sr. Business Operations Manager
3 days agoSpaceXSI · Japan
ManagerOperationsOwn Japan consumer operating plans, timelines, and weekly execution, and keep US and Japan stakeholders aligned on operational delivery; Build and run the Japan consumer operating cadence (forecasts, demand/supply, inventory, fulfillment, kit availability, order-to-activation,…
Sr. Model Engineer, Post-Training & RL
4 days agoSpaceXSI · Palo Alto, California, United States
Senior$180K – $600K a yearEngineeringDesign and run rigorous experiments that turn research ideas into measurable gains in model capability; Improve model recipes through data quality, deduplication, and mixture experiments; Define what makes RL data and rewards good, including grader design and preventing reward…
Sr. Model Engineer, Mid-Training
4 days agoSpaceXSI · Palo Alto, California, United States
Senior$180K – $440K a yearEngineeringScale synthetic coding data to trillions of tokens with large-scale docker verification; Distill the intelligence of flagship models into flash models through synthetic data generation; Optimize mid-training data mixtures to boost the ceiling for RL; Engineer long-context data…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeMid levelTrades & logisticsOwn I&C trip response: trace the first-out and historian trends to the failed device, fix it, walk the unit down, and disposition every alarm before restart; Troubleshoot three turbine control platforms online in Studio 5000 (ControlLogix and GuardLogix, FLEX and FLEX 5000…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeMid levelEngineeringProvide operation and maintenance engineering support for the multi-manufacturer gas turbine fleet, generators, balance-of-plant, process and fluid systems, and plant electrical systems, including protection, e-houses, blackstart, and switching.; Be proficient across all…
KYC Analyst
7 days agoSpaceXSI · New York, United States +1
Entry level$100K – $135K a yearPerform initial (first-line) KYC and sanctions reviews, and investigate escalated or complex cases; Resolve identity mismatches; Review and disposition OFAC sanctions and PEP alerts; Complete EDD and adverse media reviews on higher-risk customers; Complete KYB and ultimate…
Sr. Analyst, Monetization Operations
8 days agoSpaceXSI · Austin, Texas, United States
SeniorOperationsOwn complex advertiser and monetization case work, quality and escalations end to end as the team's senior escalation point. Triage, investigate, decide, document, and close the loop on leadership, high-priority, and time-sensitive cases, including internal escalations from…
Sr. Mechanical Engineer - Memphis
8 days agoSpaceXSI · Southaven, Mississippi, United States +1
SeniorEngineeringResponsible for owning and being the subject matter expert on fluid/HVAC components across data center builds– chillers, pumps, dry coolers, chemical treatment, water storage, building pressurization, comfort heating/ cooling, heat exchangers, pumps, valves and systems; Perform…
Sr. Manager, Materials Management - Memphis
10 days agoSpaceXSI · Southaven, Mississippi, United States +1
ManagerData & AIThe Materials Management organization is a crucial part of data center operations, managing all critical materials to build and operate the world’s largest supercomputer clusters. Our goal is to become a leader in inventory performance with high accuracy and efficiency. The Sr.…
Senior Product Manager, Commerce Platform
10 days agoSpaceXSI · Palo Alto, California, United States
Senior$180K – $275K a yearEngineeringOwn the product roadmap for the commerce platform billing system across Grok, X, Grok Bot, and Cursor; Define requirements and drive delivery for purchase flows, including checkout, paywalls, upsell, and promotional offers; Lead triage of billing issues at scale. Set…
Client Partner, Digital Native & E-commerce
10 days agoSpaceXSI · Singapore
SeniorCustomer success & supportDefine and drive our Digital Native client strategy and roadmap to develop business partnerships.; Forge long term collaborative relationships with top regional clients based out of Greater China. Formulate and execute an industry strategy to drive client growth and achieve…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeManagerOperationsOwn operation and maintenance of the power plant, including gas turbines and generators, balance-of-plant, fuel gas and process/fluid systems, water, compressed/instrument air, plant HVAC and cooling, and electrical systems through, including protection, e-houses, blackstart,…
SpaceXSI · Southaven, Mississippi, United States +1
ManagerOperationsProvide strategic and operational leadership for the Memphis gas turbine power plant, including 24/7 operations, maintenance, commissioning, and ongoing construction and capacity expansion; Own end-to-end delivery of electrical power to the Colossus data center sites, ensuring…
Updated 06 Nov 2026 09:37 UTC from the OptiTalent job library.