14 network performance engineer jobs at 10 companies in Shadow Hills, CA

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High Performance Compute Responsible Engineer
Long Beach, California, United States
$175k-$241k/yr OnsiteFull Time
Relativity Space
Relativity Space: Designing and manufacturing 3D-printed rockets and launch vehicles.
5+ YOEBSEE and 5+ years designing and bringing up high-speed digital compute boards; expertise in high-speed PCB design, power delivery networks, HBM/DDR5, PCIe Gen4/5, thermal requirements, board-level validation, and signal integrity. Firmware and embedded debug preferred.
1mo
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Sr. High Performance Computing (HPC) Systems Engineer
Brownsville or Hawthorne
OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
5+ YOE5+ years systems engineering experience, hands-on Linux and HPC cluster administration, Kubernetes, scripting (Bash/Python), networking, and security; eligible for TS/SCI with polygraph.
Kubernetes, Linux, Bash, Python, Slurm, PBS, LSF, Prometheus, Grafana, Nagios, CUDA, Docker, Podman, Singularity, Puppet, Ansible
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Sr. High Performance Computing (HPC) Systems Engineer
Hawthorne or Brownsville
$165k-$230k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
5+ YOE5+ years systems engineering experience with Linux, HPC, networking and virtualization; Kubernetes, scripting (Bash/Python), cluster management, and security experience required. TS/SCI eligibility preferred.
Linux, Kubernetes, Bash, Python, Slurm, PBS, LSF, Prometheus, Grafana, Nagios, CUDA, Docker, Podman, Singularity, Puppet, Ansible
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Software Engineer, High Performance Computing
Hawthorne, California, United States
$125k-$175k/yr OnsiteFull Time
SpaceX
SpaceX: Designs and launches advanced rockets and satellite internet constellations.
2+ YOEBachelor's in CS/engineering/math or 2+ years software development experience; development in C, C++, or Python; experience with high-performance C++ preferred; strong debugging, performance optimization, testing, and networking fundamentals; ability to obtain Top Secret/TS-SCI clearance.
C, C++, Python, Linux, Linux kernel, TCP, UDP
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Process Engineer Level II
Monrovia, California, United States
$111k-$163k/yr OnsiteFull Time
Worley
WorleyAustralian Securities Exchange: WOR: Global professional services for energy, chemicals, and resources sectors.
5+ YOE5+ years process engineering experience with pressure-relief and process safety expertise; ability to perform PSV sizing, relief/load and flare network analysis; proficiency with HYSYS/PRO-II and relief analysis tools; bachelor's in chemical engineering required.
HYSYS, PRO/II, iPRSM, PSPPM, Flare Network Analyzer, Computational Fluid Dynamics (CFD), Aspen Plus, Aspen PIMS, Microsoft Office Suite
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Systems/GPU Research Engineer
San Francisco or Los Angeles
$160k-$320k/yr OnsiteFull Time
Vast.ai
Vast.ai: Decentralized marketplace for GPU cloud computing resources.
Expertise in systems and GPU engineering, GPU architectures, neural network performance, C++/CUDA/Python proficiency, and strong research background with publications preferred.
C++, CUDA, GPGPU, Python, Linux
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Customer Service Engineer
Los Angeles, California, United States
$75k-$85k/yr OnsiteFull Time
China Telecom Americas: Provides transpacific telecommunications and managed IT services for enterprises.
Master's in relevant field (or equivalent), strong knowledge of computer and telecommunication networks, excellent oral/written communication and organization skills, experience with transport/IP networks preferred, ability to respond on-call and perform physical tasks.
1d
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Software Engineer Intern (Recommendation Infra, Performance Efficiency) - 2027 Summer
San Jose or Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Bachelor's degree in progress in computer science or related field; systems programming in C++, C, Go, or Java; scalable backend or distributed systems experience; fundamentals in algorithms, operating systems, networking, and debugging.
C++, C, Go, Java, Flink, Spark, Kafka, LLMs
1d
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Software Engineer Intern (Recommendation Infra, Performance Efficiency) - 2027 Fall
San Jose or Los Angeles or Singapore or New York City or London or Dublin or Paris or Berlin or Dubai or Jakarta or Seoul or Tokyo
OnsiteInternship
TikTok
TikTok: Global short-form video hosting and social media platform.
Pursuing a bachelor's degree in computer science or related discipline; strong systems programming in C++, C, Go, or Java; scalable backend or distributed systems experience; knowledge of algorithms, operating systems, networking, and optimization.
C++, C, Go, Java, Flink, Spark, Kafka, LLMs
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Software Integration Engineer, ADAS
Garden Grove, California, United States
$120k-$180k/yr OnsiteFull Time
Harbinger
Harbinger: Produces electric chassis platforms for medium-duty commercial transport vehicles.
Significant firmware and embedded systems experience with microcontrollers; proficiency in C/C++, Python, Embedded Linux, automotive networking (CAN, CAN FD, Automotive Ethernet, SOME/IP), diagnostics (UDS, DTCs, XCP), performance profiling, and system-level debugging.
C/C++, Python, Embedded Linux, ROS2, DDS, MCAP, ROS bag, Git, Wireshark, CANoe, CANalyzer, GDB, tcpdump, SOME/IP, DoIP, UDP, TCP, CAN, CAN FD, Automotive Ethernet, UDS, DTCs, XCP, CI/CD, SIL, HIL
3mo
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Senior Software Engineer
Los Angeles, California, United States
$150k-$212k/yr OnsiteFull Time
Parallel Systems
Parallel Systems: Building autonomous battery-electric rail vehicles for freight transportation.
5+ YOE5+ years backend or systems software; proficiency in C/C++/Rust; OS, networking, concurrency; build high-performance distributed systems.
Rust, C, C++, Linux, Docker, Kubernetes
2w
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Software Engineer, iOS, Level 3
Santa Monica, California, United States
$118k-$176k/yr OnsiteFull Time
Snap
SnapNYSE: SNAP: Provides visual messaging software and augmented reality wearable devices.
1+ YOERequires a technical bachelor's degree or equivalent experience, and 1+ year of post-bachelor software development experience or a technical master's degree. iOS, networking, concurrency, and performance skills required.
iOS, Snapchat, Bitmoji
1mo
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Senior Software Engineer, Secure XR (Sand Table)
Costa Mesa, California, United States
$191k-$253k/yr OnsiteFull Time
Anduril Industries
Anduril Industries: Defense technology building autonomous military hardware and software.
Must hold/maintain U.S. Secret clearance, strong C++ experience in performance-critical codebases, Linux and network security knowledge, build/package expertise, and ability to operate with high autonomy in secure environments.
C++, TypeScript, Linux, Snyk, Checkmarx, SonarQube, Nessus
2mo
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Senior Director, AI Platforms
Irvine or Denver or Indianapolis or Grand Rapids or Lexington or Los Angeles or Louisville or Texas or San Francisco or United States
$218k-$225k/yr OnsiteFull Time
Trace3
Trace3: Provides IT consulting and technology solutions for enterprise digital transformation.
12+ YOE5+ MgmtBachelor's in CS/EE or related; 12+ years enterprise infrastructure experience with 5+ years designing and implementing production-scale AI/ML/HPC (multi-rack GPU) and 5+ years people leadership; familiarity with GPU compute, high-performance networking, scale-out storage, Kubernetes/Slurm/Run:ai, and AI security; willingness to travel up to 50%.
NVIDIA DGX, NVIDIA HGX, Cisco AI infrastructure, Dell PowerEdge XE, Super Micro, Lenovo ThinkSystem, HPE ProLiant, Cray, InfiniBand, RoCE, NVIDIA Spectrum-X, VAST, WEKA, DDN, Pure, NetApp ONTAP AI, Kubernetes, Slurm, Run:ai, NVIDIA Base Command, Mission Control, Anyscale, NVIDIA AI Enterprise, NCP