37 network performance engineer jobs at 26 companies in Rutherford, NJ
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Network Engineer
Singapore or Hong Kong or New York City
HybridFull Time
5+ YOE5+ years with complex high-performance networks, experience with Arista/Cisco/Juniper-like OSes, BGP/OSPF/multicast, network monitoring tools, Python scripting, VPNs and security appliances, and Unix/Linux system administration.
Arista EOS, Cisco IOS, Nexus-OS, PAN-OS, BGP, OSPF, PIM, MSDP, MRTG, Graphite, Grafana, Nagios, SNMP, Python, IPSec, GRE, Fortinet, Palo Alto, Unix, Linux, FPGA
1mo
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Senior Associate - Network Engineer
New York City, New York, United States
$112k-$159k/yr HybridFull Time
3+ YOEManage and support enterprise DNS/DHCP/IPAM (DDI) and load balancers (F5, Citrix, AWS), troubleshoot network incidents, perform upgrades/patches, follow ITIL change processes, and automate tasks using Python/Ansible/PowerShell. 3+ years enterprise network experience.
Infoblox, BlueCat, Microsoft Windows Server, F5 BIG-IP, Citrix ADC, AWS ALB, AWS NLB, AWS, GCP, Microsoft Azure, Wireshark, nslookup, dig, tcpdump, ServiceNow, Remedy, Python, REST APIs, Ansible, Microsoft PowerShell
3w
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Connectivity Service/Network Operations Engineer
Whippany, New Jersey, United States
$149k-$160k/yr HybridFull Time
Monitor and maintain network and infrastructure, perform incident/problem/change management, troubleshoot routing/switching, manage device lifecycle, implement automation and observability, and coordinate vendors for root cause analysis.
DNS, DHCP, IPAM, Proxy, Application Delivery, Load Balancing
4w
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High Performance Computing (HPC) AI Engineer
New York, New York, United States
$101k-$140k/yr OnsiteFull Time
5+ YOEBachelor's degree, 5+ years relevant experience; expertise in parallel storage, SMB/NFS, Linux/UNIX and bash, networking (Ethernet, Infiniband, fiber channel), scripting (Bash, Python, Lua), and HPC/AI optimization.
Linux/UNIX, Bash, Python, Lua, SMB, NFS, Infiniband, fiber channel, UltraViolet
2d
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Communications Field Engineer for System Performance & Infrastructure
New York City or Westchester County or Orange County or Rockland County
$105k-$135k/yr FieldFull Time
3+ YOE3+ years telecom/IT design and operations experience (alternatives with more experience acceptable). Experience with fiber/DWDM/OTN, microwave/RF, IP networking, cybersecurity practices, preventive maintenance, vendor oversight, and incident response. Driver's license required.
DWDM, OTN, MPLS, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint
2mo
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Commissioning Engineer
Norwalk or Mesa
$70k-$80k/yr HybridFull Time
Support commissioning and troubleshooting of solar trackers, use Genius Tracker and SCADA, write/run Python/C scripts, configure networks (TCP/IP, SSH, Modbus, VLANs), document performance, travel to sites; bachelor's in electrical engineering required; strong communication and troubleshooting; 2+ years engineering experience preferred.
Genius Tracker, SCADA, SSH, TCP/IP, Python, C, Modbus, Zigbee, VLANs, IPv4
3w
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AI Cluster Validation Engineer
Austin or Santa Clara or Seattle or Secaucus
$143k-$245k/yr OnsiteFull Time
Expertise in GPU cluster performance, RDMA/RoCE networking, GPU architectures, scripting (Python, Bash), system-level performance analysis; BS/MS in electrical or computer engineering preferred.
RDMA, RoCE, Python, Bash
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
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Staff CX Software Engineer
New York City or London
$220k-$250k/yr OnsiteFull Time
8+ YOE8+ years software engineering experience, distributed systems and Canton Network expertise, consulting/client-facing experience, financial services domain knowledge, performance testing and system design skills.
Canton OS, Canton Network, helm charts, k8s
3mo
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Software Engineer - Options Trading Systems
New York, New York, United States
$175k-$250k/yr OnsiteFull Time
5+ YOE5+ years in production software engineering; strong C++, systems fluency, networking; low-latency, high-performance focus.
C++, Networking, Socket programming, Multithreading
4w
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Princ Engr-Ntwk Engring
Southlake or Branchburg
HybridFull Time
6+ YOE6+ years relevant experience with 4G/5G core components (HSS/UDM/AUSF/AAA), protocol analysis, scripting/automation (Ksh, Python, Ansible), vendor 5G core experience, and ability to perform night maintenance and participate in 24x7 on-call rotation.
Linux, OpenStack, Webscale, NetAct, IrisView, NetScout, Wireshark, tcpdump, ping, netstat, Ksh, Python, YAML, Ansible, JSON, Kubernetes, Docker, HTTP/2, Diameter, SIP, LDAP, TCP/IP, UDP, DNS, Netmask
2mo
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Low-Latency Developer
New York, New York, United States
$150k-$300k/yr OnsiteFull Time
5+ YOE5+ years in low-latency development with HFT experience; strong C++; know-how in networking, kernel bypass, and performance optimization.
C++, Linux, Networking, Kernel Bypass, Profiling Tools, Multithreading, IPC, CPU Cache
2mo
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C++ Software Developer
Amsterdam or Chicago or London or New York City
OnsiteFull Time
Strong C++ ability, fundamentals of software engineering, experience building scalable distributed systems, network programming, and performance optimization; computing degree preferred or extensive professional experience.
C++, Linux
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
1mo
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Senior Infrastructure Project Engineer
Brooklyn, New York, United States
$100k/yr HybridFull Time
Design, plan, and deliver complex IT infrastructure projects; perform environment assessments and onboarding; implement networking, server, cloud, and migration solutions; produce documentation and mentor junior engineers.
Microsoft 365, Azure AD, Active Directory (AD), VPN
1mo
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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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Senior Systems Engineer
New York or United States
OnsiteFull Time
5+ YOE5+ years supporting enterprise storage sales; strong knowledge of storage architectures, file systems, virtualization, high-performance networking, and security; excellent communication and presentation skills.
DAS, NAS, SAN
1d
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Low-Latency Engineer
New York City, New York, United States
$250k-$300k/yr OnsiteFull Time
Experience in low-level systems programming and optimization for extremely low-latency, high-throughput network applications; familiarity with performance profiling and modern computer architecture.
OCaml, C, C++, Java, C#, Solarflare OpenOnload/TCPDirect/ef_vi, Exablaze, InfiniBand verbs, DPDK
2mo
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Research Engineer, Pre-Training
Chicago or London or New York City
$300k-$350k/yr OnsiteFull Time
Expert in large-scale distributed training, HPC or distributed systems, GPUs/TPUs and high-performance networking, Python and PyTorch/JAX; published research and advanced degree (MS/PhD) or equivalent industry experience.
GPUs, TPUs, NVLink, InfiniBand, Kubernetes, Slurm, Python, PyTorch, JAX, CUDA, Triton, Pallas, CuTe, XLA, FPGA, ASIC
1w
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Senior Software Engineer - Integration Runtime
New York, New York, United States
$160k-$240k/yr OnsiteFull Time
4+ YOE4+ years building high-performance backend or distributed systems; strong networking fundamentals; experience with observability and backend instrumentation.
Go, gRPC, HTTP/1.1, HTTP/2, TCP/IP, TLS, Golang, React, Kafka
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