30 network performance engineer jobs at 28 companies in Fairfax, CA
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AI/HPC Network Performance Engineer
Menlo Park, California, United States
$184k-$257k/yr OnsiteFull Time
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
2mo
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Network Engineer
San Francisco, California, United States
$250k-$320k/yr OnsiteFull Time
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
1mo
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Staff HPC Network Engineer
San Francisco, California, United States
$224k-$284k/yr OnsiteFull Time
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
3mo
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Sr Network Engineer
San Mateo, California, United States
$99k-$172k/yr OnsiteFull Time
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
1mo
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ASSOCIATE DIRECTOR, INFRASTRUCTURE NETWORK ENGINEER
Chicago or San Francisco
$150k-$175k/yr OnsiteFull Time
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
3mo
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Software Engineer, Core Network Engineering
San Francisco, California, United States
$230k-$342k/yr OnsiteFull Time
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
3w
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Sr. Principal Software Engineer - Network Security - PanOS
Santa Clara or San Francisco or San Jose
$170k-$277k/yr OnsiteFull Time
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
1mo
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Systems Engineer
San Francisco, California, United States
OnsiteFull Time
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
1mo
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Systems/GPU Research Engineer
San Francisco or Los Angeles
$160k-$320k/yr OnsiteFull Time
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
2mo
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Infrastructure Engineer — Hyper- V
Woodinville or Palo Alto or New York or New Jersey
OnsiteContract
5+ YOE5+ years infrastructure engineering experience with enterprise Microsoft Hyper-V, PowerShell automation, Windows Server administration, storage/networking performance analysis, infrastructure automation (DSC/SCCM/Ansible), and a technical bachelor's degree.
Microsoft Hyper-V, PowerShell, WMI, C#, .NET 8, Windows Server, PowerShell DSC, SCCM, Ansible, CI/CD, elbencho, VMFleet, diskspd, fio, Qualys, Microsoft System Center (VMM, SCOM, SCCM), VMware ESXi, KVM, Windows Server Failover Clustering (WSFC), Storage Spaces Direct (S2D), SET
1mo
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Platform Engineer
Prague or San Francisco
Kč150k-Kč300k/mo HybridFull Time
5+ YOE5+ years building distributed systems; deep Linux/kernel and VM hypervisor expertise; systems programming in Go/Rust/C/C++; production orchestration (Kubernetes/Nomad); networking and performance optimization experience.
Firecracker, eBPF, userfaultfd (UFFD), io_uring, Go, Rust, C/C++, Linux, QEMU, KVM, virtio, Kubernetes, Nomad, iptables, nftables, Cloud Hypervisor, distributed tracing
2w
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Senior Site Reliability Engineer
Redwood City, California, United States
HybridFull Time
5+ YOE5+ years SRE or infrastructure experience, deep Linux and low-level performance debugging, Terraform, Airflow, Ray, AWS or OCI, high-performance networking (InfiniBand/RDMA/RoCE), security/compliance familiarity.
Linux, Python, Go, Bash, Terraform, Airflow, Ray, AWS, OCI, InfiniBand, RDMA, RoCE, DCGM, ROCm, Kubernetes, NVIDIA, AMD
3mo
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Tech Lead – Network Observability
Palo Alto, California, United States
$180k-$260k/yr OnsiteFull Time
Lead architecture and development of a high-performance network observability platform; strong distributed systems, Linux networking, and observability tooling; mentor engineers.
Prometheus, Grafana, Datadog, OpenTelemetry, NCCL, rdma-core, libibverbs, tcpdump, Wireshark, ethtool, iproute2, Linux kernel networking tools
6d
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Principal Software Engineer
Redmond or Mountain View
$143k-$275k/yr HybridFull Time
6+ YOEBachelor's in CS or related plus 6+ years engineering experience (or equivalent), proficiency in systems engineering, virtualization/container platforms, GPU infrastructure, high-performance networking, and strong debugging and leadership skills.
AKS, Dynamic Resource Allocation (DRA), Kubernetes, VMs, container runtimes, RDMA/InfiniBand, Azure, C, C++, C#, Java, JavaScript, Python
3mo
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Infrastructure Software Engineer
Zurich or United Kingdom or Germany or San Francisco or New York
HybridFull Time
Experience engineering large-scale infrastructure; strong network architecture and performance tuning; hands-on hardware deployment; proficient with orchestration and automation tools; track record of reliable systems and efficiency gains.
Go, Kubernetes, Terraform, Ansible
2mo
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Software Engineer (C++/Rust)
Boston or Salt Lake City or San Francisco or New York City
RemoteFull Time
5+ YOE5+ years software engineering experience; strong C/C++ or Rust skills; systems programming, multithreading, network I/O, and performance optimization experience; familiarity with lldb/gdb and CI/CD; good communication for remote work.
C/C++, Rust, lldb, gdb, CI/CD
2mo
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Systems Software Engineer (C++)
San Francisco, California, United States
OnsiteFull Time
Expert C++ performance optimization, low-level networking, and production systems ownership.
C++, Low-level networking, GPU optimization, Compilers, Performance profiling
1mo
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Software Engineer- GPU Fabric Observability
San Francisco, California, United States
$200k-$380k/yr HybridFull Time
Staff-level experience building production infrastructure software, strong distributed systems and telemetry pipeline background, networking and high-performance network knowledge, experience processing high-volume operational data.
Kubernetes
2w
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Senior Software Engineer
Fremont, California, United States
$135k-$150k/yr OnsiteFull Time
5+ YOE5+ years system/software development experience; strong C/C++ expertise; deep knowledge of Windows and Linux internals, multithreading, networking (TCP/IP, sockets), and performance optimization; BS/MS in CS or equivalent.
C, C++, Windows, Linux, TCP/IP, sockets, CI/CD
5d
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Software Engineer, iOS, Level 3
Palo Alto, California, United States
$118k-$176k/yr OnsiteFull Time
1+ YOEBachelor's degree or equivalent experience, or a technical master's degree, plus 1+ year of software development experience and iOS, networking, concurrency, and performance expertise.
iOS, A/B testing
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