OptiTalent · Job Finder
Jobs in United States
259 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
181–200 of 259 jobs
Counts are paused for a minute after many searches; results are still current.
Model Engineer, RL Training Framework
3 months agoSpaceXSI · Palo Alto, California, United States
$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
Software Engineer, Data Engineering (X)
3 months agoSpaceXSI · Palo Alto, California, United States
$140K – $225K a yearData & AIDesign, build, and operate production-grade realtime and batch pipelines that ingest, process, validate, and deliver data powering user-behavior insights and product decisions; Create shared datasets, fact tables, and internal data products that let other teams analyze, debug,…
SpaceXSI · Southaven, Mississippi, United States +1
Entry levelData & AIResponsible for owning and being the subject matter expert on fluid/HVAC components across the site; Responsible for owning maintenance and reliability of critical infrastructure assets across campus; Commission systems, validate nameplate performance, and implement predictive…
Product Counsel
3 months agoSpaceXSI · Palo Alto, California, United States
HybridSenior$230K – $275K a yearLegal & complianceProvide legal advice to SpaceXSI's product group and engineering teams focusing on AI, personalization, interests, creators, ads, and international expansion. The product groups you will support build AI models as well as features and products that increase engagement by…
SpaceXSI · Southaven, Mississippi, United States +1
Entry levelData & AILead internal project teams, consulting engineers and contractors throughout the entirety of the MEP engineering, procurement, construction, commissioning and maintenance process; Provide technical engineering support/information to ensure construction/maintenance complies with…
SpaceXSI · Southaven, Mississippi, United States +1
Mid levelData & AIWork in a team environment with other engineering disciplines to provide detailed electrical design and specification for the installation of the following equipment and systems: electrical power distribution systems, switch-gear and motor control centers, exterior and interior…
SpaceXSI · Southaven, Mississippi, United States +1
Entry levelData & AIResponsible for owning and being the subject matter expert on fluid/HVAC components across the site; Perform CAD modeling and design of these systems; Perform fluid analyses for pressure balance, component design allowable, and consumables determination; Responsible for owning…
Sr. IAM Engineer
4 months agoSpaceXSI · Austin, Texas, United States +3
Senior$152K – $258K a yearEngineeringDesign and implement enterprise-grade IAM solutions across on-prem, cloud, and SaaS environments; Architect and deliver end-to-end federation strategies using modern protocols (SAML, OIDC, OAuth 2.0, SCIM); Lead integration and optimization of key IAM platforms including…
Sr. Model Engineer, RL Inference
4 months agoSpaceXSI · Palo Alto, California, United States
Senior$180K – $400K a yearEngineeringDesign and optimize our inference stack for all shapes of RL workloads at SpaceXSI, from small scale ablations to production training runs; Analyze, profile and address performance bottlenecks in large scale RL systems; Work closely with the modeling team to efficiently…
Software Engineer, Network (C++)
4 months agoSpaceXSI · Palo Alto, California, United States +1
Mid level$140K – $225K a yearEngineeringDevelop routing and traffic-engineering algorithms for the Colossus high-performance datacenter network; Develop highly reliable, real-time software designed to run on the switches that form the backbone of our low-latency, high-bandwidth AI training fabric; Participate in and…
SpaceXSI · Southaven, Mississippi, United States +1
Full-timeData & AIProvide strategic leadership and direct management to a team of Construction Project Managers; Oversee end-to-end execution of multiple large-scale construction programs, including pre-construction planning, site development, procurement, construction, commissioning, and…
Lead Fiber Technician - Memphis
4 months agoSpaceXSI · Southaven, Mississippi, United States +1
Lead / staffTrades & logisticsServe as crew leader for traveling fiber teams, managing daily work assignments, resource allocation, and execution based on Fiber Span sheets, site surveys, path planning, and cross-functional coordination; Lead and mentor a team of Fiber Technicians across multiple project…
Manager, Fiber - Memphis
4 months agoSpaceXSI · Southaven, Mississippi, United States +1
ManagerData & AILead, mentor, and supervise a team of Lead Fiber Technicians and Fiber Technicians in all datacenter fiber optic installation, maintenance, and repair activities; Oversee all phases of fiber optic projects from planning and execution to testing, handover, and documentation;…
Sr. IT Data Engineer
4 months agoSpaceXSI · Palo Alto, California, United States
Senior$172K – $258K a yearData & AIHelp lead SpaceXSI's data strategy by implementing established ETL patterns, creating and supporting dependable infrastructure, and reusable components; Partner with business and engineering teams to prioritize requests and consistently deliver excellent results against…
Corporate Paralegal
4 months agoSpaceXSI · Austin, Texas, United States +2
$100K – $150K a yearLegal & complianceAssist with forming and maintaining entities, particularly international subsidiary and regulatory filings; Draft board consents and assist in preparing board meeting minutes and materials; Manage corporate record keeping and file management; Track filings and compliance…
Fiber Technician III - Memphis
4 months agoSpaceXSI · Southaven, Mississippi, United States +1
SeniorTrades & logisticsLead and mentor a team of Fiber Technicians while working under the guidance of the Foreman Supervisor, Project Manager, and Superintendent; Manage all phases of datacenter fiber optic installation projects from planning through execution and handover; Ensure a safe,…
SpaceXSI · Southaven, Mississippi, United States +1
Mid levelEngineeringDevelop internal visual standards for internal work boards, JIRA queuing, PowerBI dashboards, and department workflow; Support department continuous improvement projects such as new process rollouts/standardization; Integrate with all levels of the business to understand…
Project Manager, Construction - Memphis
5 months agoSpaceXSI · Southaven, Mississippi, United States +1
Full-timeSeniorOperationsAct as the senior construction representative for the Memphis data center, managing relationships with contractors, partners, and internal stakeholders; Oversee end-to-end project execution, from pre-construction and site development through commissioning and handover;…
Software Engineer, Ads Product
5 months agoSpaceXSI · Palo Alto, California, United States
$140K – $225K a yearEngineeringBuild and ship product features across the X Ads Platform; Work on systems related to ad delivery, targeting, optimization, measurement, and advertiser experience; Use SpaceXSI's infrastructure and AI capabilities to improve the performance and quality of advertising products;…
Software Engineer, Imagine Safety
5 months agoSpaceXSI · New York, United States +2
$140K – $225K a yearEngineeringDesign and implement scalable safety systems for Grok’s media generation platform, including real-time content moderation, risk detection, and safeguard enforcement for images, video, and audio; Build infrastructure to measure, monitor, and mitigate safety risks such as harmful…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.