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80 network performance engineer jobs at 48 companies in San Jose, CA

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AI/HPC Network Performance Engineer
Menlo Park, California, United States
$184k-$257k/yr OnsiteFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
8+ YOEBachelor's or equivalent,8+ years in system or network performance engineering for large-scale distributed/HPC environments; experience with datacenter networks, network automation, and coding in Python,C++,Go.
Python, C++, Go, IB, RDMA, RoCE
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Performance Engineer
San Jose, California, United States
$135k-$170k/yr OnsiteFull Time
Astera Labs
Astera LabsNASDAQ: ALAB: Designs connectivity solutions for cloud and AI infrastructure.
2+ YOEBachelor's in engineering/computer science, experience benchmarking and characterizing GPU cluster performance, proficiency with performance tooling and scripting (Python); strong systems and networking knowledge.
NVBandwidth, NCCL, Confluence, CUDA, MPI, Python, COSMOS, NVLink, PCIe, Ethernet, UALink, UEC
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2mo
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Network Engineer
San Francisco, California, United States
$250k-$320k/yr OnsiteFull Time
Gimlet Labs
Gimlet Labs: Infrastructure for scaling and deploying high-performance agentic AI workloads.
Design, deploy, and operate production network infrastructure for high-performance AI compute; strong data center networking and automation experience.
Arista, Cisco, Juniper, NVIDIA networking platforms, Python, Ansible, Terraform
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Staff HPC Network Engineer
San Francisco, California, United States
$224k-$284k/yr OnsiteFull Time
Atoms
Atoms: Building specialized industrial robots and physical AI systems.
Experience designing and scaling high-performance networks for HPC/GPU compute, hands-on switch management (Arista EOS, Cisco NX-OS, Nvidia Cumulus, SONiC), packet analysis, fiber optics knowledge, cloud networking, config management, automation scripting, and monitoring tools.
Arista EOS, Cisco NX-OS, Nvidia Cumulus, SONiC, tcpdump, Wireshark, AWS, GCP, Azure, Ansible, Salt, Python, Prometheus, Grafana, ELK, GitHub
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Network Systems Software Engineer
Sunnyvale, California, United States
$121k-$243k/yr OnsiteFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Providing global edge-to-cloud infrastructure and IT solutions for businesses.
12+ YOEBachelor's or Master's in CS/ECE required, 12+ years networking/systems product development, expert C programming, data structures, networking protocols knowledge, debugging and performance optimization skills.
C, C++, DevOps, Microservices, Full Stack Development
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3mo
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Network Security Engineer
San Francisco or Seattle
$180k-$220k/yr HybridFull Time
Lightning AI
Lightning AI: Unified platform to build, train, and deploy AI models.
Design, implement, and maintain secure network systems; perform threat assessment, monitoring, and compliance.
Firewalls, VPNs, IDS/IPS, SIEM, Nessus, Qualys, Endpoint security, Palo Alto, Cisco ASA, Fortinet, Splunk, QRadar
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Sr Network Engineer
San Mateo, California, United States
$99k-$172k/yr OnsiteFull Time
Rakuten
RakutenTokyo Stock Exchange: 4755: Provides global e-commerce, financial services, and telecommunications technology.
5+ YOEDesign, implement, and manage enterprise network infrastructure across LAN/WAN, data center, and cloud with emphasis on security, performance, and automation.
BGP, OSPF, EIGRP, MPLS, SD-WAN, Cisco IOS-XE, NX-OS, Junos, Arista EOS, Python, Ansible, F5 BIG-IP, NGINX, Zscaler, AWS VPC, Azure, GCP, Direct Connect, ExpressRoute, Transit Gateway, VPN, NAC, IDS/IPS, DDoS mitigation, WAN optimization, SD-WAN, SNMP, Splunk, ELK Stack
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2mo
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Senior AV Network Engineer
Sunnyvale or Austin
$170k-$215k/yr HybridFull Time
General Motors
General MotorsNYSE: GM: Manufactures and sells automobiles and automotive parts globally.
5+ YOE5+ years in large-scale enterprise/SRE networking; expert in high-performance networking, cloud connectivity, IaC, and network automation; bachelor’s degree; professional certifications.
BGP, EVPN, VXLAN, VPC design, Shared VPCs, Cloud Armor, Cloud Load Balancing, Ansible, Terraform, Python, Go, Prometheus, Grafana, ELK, GCP Interconnect, Azure ExpressRoute
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ASSOCIATE DIRECTOR, INFRASTRUCTURE NETWORK ENGINEER
Chicago or San Francisco
$150k-$175k/yr OnsiteFull Time
Cresset
Cresset: Independent multi-family office and private investment firm.
6+ YOE6+ years IT infrastructure experience, hands-on Cisco Meraki, strong TCP/IP and networking knowledge, Microsoft 365/Entra/Intune and Windows Server experience, troubleshooting and documentation skills, ability to perform off-hours and travel as needed.
Cisco Meraki, Meraki Dashboard, Microsoft 365, Entra ID, Azure, Intune, Windows Server, PowerShell, Python, APIs
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Software Engineer, Core Network Engineering
San Francisco, California, United States
$230k-$342k/yr OnsiteFull Time
OpenAI
OpenAI: Develops artificial intelligence models and generative AI software services.
Design, build, and operate networking systems for large-scale AI training; improve performance and reliability; develop automation and observability tooling.
Linux, RDMA, InfiniBand, RoCE, DPDK, C++, Python, Go, NICs
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AI Network Architect
San Jose, California, United States
OnsiteFull Time
Lenovo
LenovoHKSE: 992: Manufactures personal computers, mobile devices, and server infrastructure.
8+ YOE8+ years datacenter network design and performance tuning experience; BS/MS in CS/CE/EE; strong networking protocol knowledge; programming skills in C/C++, Python, Go, shell scripting; excellent communication and leadership.
C/C++, Python, Go, Shell scripting, Ethernet, Infiniband, NOS, Switch, NIC, Ultra Ethernet, UALink
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Network Engineering and Operation Manager
San Jose, California, United States
$147k-$339k/yr HybridFull Time
Zoom
ZoomNasdaq: ZM: Provides a cloud-based platform for video, voice, and collaboration.
10+ YOE5+ MgmtBS/MS or equivalent,10+ years network engineering with 5+ years managing distributed technical teams; deep Zero Trust, high-performance networking, cloud interconnect (AWS,GCP), and AI/ML infra experience.
BGP, OSPF, AWS, GCP, IaC, CI/CD, BrightHire
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2mo
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Sr Hardware Development Engineer, High Performance AI & ML Servers
Austin or Seattle or Cupertino
$159k-$248k/yr OnsiteFull Time
Amazon
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOEBachelor's in electrical or computer engineering; 5+ years in server design, hardware/software integration; strong English communication; experience with high-performance servers and AI/ML hardware.
Linux, RHEL, Batch scripting, PowerShell, Java, C#, Chef, Perl, Ruby, PHP, BIOS, BMC, x86 architecture, GPU, SSD, Networking
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Sr. Software Development Engineer - Collectives and Network
San Jose, California, United States
$111k-$190k/yr HybridFull Time
AMD
AMDNASDAQ: AMD: Designs and manufactures computer processors and graphics technology.
Deep experience in performance optimization for GPU and network stacks, knowledge of NIC/GPU architecture, expertise with AI frameworks, strong technical leadership; PhD or master's preferred.
ROCm, PyTorch, JAX, vLLM, SGLang
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1mo
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Senior Systems Software Engineer, Accelerated Kubernetes Performance and Scale - DGX Cloud
Santa Clara or Seattle
$184k-$357k/yr HybridFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
8+ YOE8+ years experience in computer architecture, networking, storage, and accelerator platforms; expertise in Kubernetes, distributed systems, and performance at scale; proficiency in Golang and/or Python; experience with major public clouds and NVIDIA stack.
Kubernetes, GPU Operator, Network Operator, node-feature-discovery, topograph, dra-driver-nvidia-gpu, nvsentinel, Grove, gateway-api-inference-extension, DSX, Golang, Python, AWS, Azure, GCP, OCI, CNCF, Kubernetes SIG Scalability
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High Performance Computing (HPC) - Software Engineer
Milpitas, California, United States
$95k-$161k/yr OnsiteFull Time
KLA
KLANASDAQ: KLAC: Provides process control and yield management for semiconductor manufacturing.
2+ YOEBachelor's degree in relevant field, ~2+ years software/systems engineering experience, strong Linux and Python/Bash skills, HPC cluster and scheduler experience, Git and networking knowledge.
Python, Bash, RHEL, Rocky, AlmaLinux, Ubuntu, SGE, SLURM, Kubernetes, CUDA, NVIDIA, Ansible, Puppet, Chef, Salt, CI/CD, Git, VMware, Proxmox, KVM, NFS, NAS, RAID
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Sr. Principal Software Engineer - Network Security - PanOS
Santa Clara or San Francisco or San Jose
$170k-$277k/yr OnsiteFull Time
Palo Alto Networks
Palo Alto NetworksNASDAQ: PANW: Provides enterprise-grade network, cloud, and endpoint security software.
12+ YOEBachelor's or higher in CS (or equivalent),12+ years engineering experience with senior technical leadership, strong C/C++ on Unix, networking and security knowledge, mentoring and performance optimization experience.
C, C++, Unix, TLS
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2mo
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Software Engineer — Distributed Simulation Systems
Emeryville, California, United States
$100k-$400k/yr HybridFull Time
Astera Institute
Astera Institute: Conducts fundamental research in artificial intelligence and longevity science.
Strong C++ systems programming, distributed systems, networking, MuJoCo/3D physics, Linux, concurrency, and performance optimization.
C++, MuJoCo, Python, PyTorch, Linux, Networking, CUDA, GPU, ECS
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Systems Engineer
San Francisco, California, United States
OnsiteFull Time
Dedalus Labs
Dedalus Labs: Infrastructure for building and deploying AI agent applications.
Fluency in Rust/Go/C/C++; strong software engineering fundamentals and systems knowledge (OS, networking, distributed systems); performance-oriented debugging and reliability focus.
Rust, Go, C/C++, Kubernetes, Firecracker, GitHub
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Principal Software Engineer SD-WAN
San Jose, California, United States
$156k-$315k/yr OnsiteFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
10+ YOE10+ years software engineering experience in secure networking, Linux kernel and embedded systems; expertise in IPSec/IKEv2, high-performance networking, cryptography, and system-level C/C++ development.
DPDK, VPP, eBPF, OpenSSL, Intel QAT, AES-NI, StrongSwan, Libreswan, OpenVPN, WireGuard, IPSec, IKEv2, TLS, SSL, Linux, C, C++
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