OptiTalent · Job Finder
Engineering jobs in United States
88 open roles read nightly from companies’ own hiring pages. Each one links to the original ad.
41–60 of 88 jobs
OSP Engineer - Memphis
2 months agoSpaceXSI · Southaven, Mississippi, United States +1
EngineeringPrepare and revise OSP fiber design drawings, conduit layouts, splice diagrams, and permitting packages in AutoCAD; Create and maintain GIS-based route maps, asset inventories, and spatial data for fiber pathways, vaults, and handholes; Assist with field surveys, redline…
Civil Engineer, Battery Storage - Memphis
2 months agoSpaceXSI · Memphis, Tennessee, United States
HybridMid levelEngineeringOwn civil and site design for the battery storage plant: pads, foundations, grading, drainage, access roads, fire lanes, and equipment yards coordinated with electrical collection and NFPA 855 spacing; Support the fire and life-safety case with civil provisions: water supply,…
SpaceXSI · Memphis, Tennessee, United States
HybridLead / staffEngineeringOwn everything from generation terminals and the point of interconnection down to the medium-voltage bus: high-voltage switchyards, collector transmission, main power transformers, and the utility relationship that determines whether the campus energizes on schedule; Own…
Lead Engineer, Battery Storage - Memphis
2 months agoSpaceXSI · Memphis, Tennessee, United States
HybridLead / staffEngineeringOwn the storage fleet as a power plant, not as an accessory: architecture, sizing, controls, safety case, and grid-forming behavior that lets the campus ride through compute step loads and generation contingencies; Own BESS architecture: pack-to-MV-transformer grouping, string…
SpaceXSI · Memphis, Tennessee, United States
HybridMid levelEngineeringOwn the single model of record for the Memphis campus: load flow, short circuit, coordination, arc flash, motor starting, harmonics, transient stability, and EMT studies for grid-forming inverter interaction with generation; Create and maintain sitewide power budgets,…
Protection & Controls Engineer - Memphis
2 months agoSpaceXSI · Memphis, Tennessee, United States
HybridMid levelEngineeringDevelop protection philosophy, one-line and three-line diagrams, DC control schematics, wiring diagrams, and relay panel layouts for the electrical system from the utility interconnection to facility buses; Calculate, implement, and maintain protective relay settings and logic…
SpaceXSI · Memphis, Tennessee, United States
HybridEngineeringTake high- and medium-voltage assets from steel in the ground to carrying load, then own their reliability in operation; Own the substation and transmission energization plan: pre-energization checks, phasing verification, synchronizing checks, and staged load ramp; Direct NETA…
Electrical Design Engineer - Memphis
2 months agoSpaceXSI · Memphis, Tennessee, United States
HybridMid levelEngineeringProduce and maintain single-line diagrams, three-lines, panel schedules, cable schedules, conduit and raceway layouts, grounding plans, and equipment elevations; Perform load calculations, voltage drop, cable ampacity and derating, conduit fill, and pull-tension analysis…
Mechanical Engineer - Memphis
2 months agoSpaceXSI · Southaven, Mississippi, United States +1
Entry levelEngineeringResponsible 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…
SpaceXSI · Southaven, Mississippi, United States +1
Entry levelEngineeringDevelop internal visual standards for internal work boards, JIRA queuing, PowerBI dashboards, and department workflow; Maintenance program enhancement – increase attention on poor-health hardware and descope unnecessary work; Support department continuous improvement projects…
Sr. Software Engineer, Search Infrastructure
3 months agoSpaceXSI · Palo Alto, California, United States
Senior$180K – $330K a yearEngineeringDesign and build large scale search infrastructure (real-time indexing, serving, and data pipelines) that handles massive write and query loads with strict latency and reliability requirements; Go deep into search internals (indexing, query execution, and relevance) and help…
Sr. Software Engineer, X Developer Platform
3 months agoSpaceXSI · Palo Alto, California, United States
Senior$180K – $330K a yearEngineeringCollaborate with engineering, product leadership, business leadership, and engineers across the company; Maintain and improve the systems that serve our existing customers while designing and shipping new products that expand what the platform can do; Design clean, reliable,…
Software Engineer, Linux Kernel
3 months agoSpaceXSI · Palo Alto, California, United States +1
$140K – $225K a yearEngineeringBuild and maintain the lean, high-reliability Linux-based operating system that underpins our supercomputer network fabric; Write (or rewrite) high-performance device drivers to extract the maximum physical capability from our network and compute hardware; Manage deployment,…
Fire Protection Engineer - Memphis
3 months agoSpaceXSI · Memphis, Tennessee, United States
Mid levelEngineeringSupport engineering design, analysis, calculations and specifications for facility fire and life safety systems; Develop building and fire code compliance documents and fire life safety designs for SpaceX launch facilities; Perform hazardous material analysis for code…
Software Engineer, Evals
3 months agoSpaceXSI · Palo Alto, California, United States
Mid level$175K – $275K a yearEngineeringSpaceX was founded under the belief that a future where humanity is out exploring the stars is fundamentally more exciting than one where we are not. Today, SpaceX is actively developing the technologies to make this possible, with the ultimate goal of making life…
Sr. Software Engineer, Platform Infrastructure
3 months agoSpaceXSI · Palo Alto, California, United States
Senior$180K – $330K a yearEngineeringDesign, build, and implement a large-scale distributed system that powers one of the world's largest supercomputing clusters; Dive into the low-level stack to profile, debug, and optimize performance across diverse systems, including GPUs, Linux kernel, networking, and…
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
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…
Updated 07 Nov 2026 10:21 UTC from the OptiTalent job library.