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585 sr network engineer jobs at 290 companies in Passaic, NJ

1mo
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Staff Network Engineer, Backbone
Livingston or New York City or Sunnyvale or Bellevue
$207k-$270k/yr OnsiteFull Time
CoreWeave
CoreWeaveNASDAQ: CRWV: Cloud platform providing GPU-accelerated infrastructure for AI workloads.
10+ YOE10+ years operating large-scale backbone or service provider networks; expertise in SR-MPLS, IS-IS, BGP, Segment Routing, EVPN; network automation with Python, Ansible, APIs, Git/CI-CD; experience with Nokia SR OS, Juniper Junos, Linux; bachelor’s degree or equivalent preferred.
Python, Ansible, APIs, Infrastructure-as-Code, Git, CI/CD, NetBox, Ciena, Nokia SR OS, Juniper Junos, Linux, SR-MPLS, IS-IS, BGP, Segment Routing, EVPN, DWDM
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1mo
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Sr. Network Engineer
Scottsdale or San Francisco or Chicago or New York City
$94k-$130k/yr HybridFull Time
Early Warning Services
Early Warning Services: Operates payment and risk solutions for the financial industry.
5+ YOEBachelor's or equivalent; 5+ years network engineering experience; expertise in LAN/WAN, routing protocols (BGP, OSPF, EIGRP), firewalls, load balancers, cloud networking (AWS), virtualization, scripting/automation (Python, Bash, Ansible); pass background and drug screen.
BGP, OSPF, EIGRP, Cisco, Palo Alto, F5, ESX, vSwitch, VDS, Python, Bash, Ansible, AWS, TCP/IP, DNS, DHCP, HTTP/S, SSH, SMTP
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2mo
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Sr. Network Engineer
New York, New York, United States
$155k-$175k/yr HybridFull Time
Empire State Realty Trust
Empire State Realty TrustNYSE: ESRT: Owns and operates office, retail, and residential New York real estate.
8+ YOE8+ years enterprise network engineering (multi-site), 3+ years senior/lead experience; deep Palo Alto / Panorama, Aruba, Zscaler, Okta, Azure, VMware, BGP/OSPF, SAN/NAS, and compliance (PCI-DSS/SOX) knowledge; PCNSE preferred.
Palo Alto, Panorama, Aruba, Aruba Central, BGP, OSPF, VLAN, VPN, QoS, DNS, Zscaler ZIA, Zscaler ZPA, Proofpoint, BitSight, Okta, SCIM, Microsoft Azure, Microsoft 365, Exchange Online, VMware vSphere, SAN, NAS, Active Directory, Windows Server 2019, Windows Server 2022, Windows Server 2025, Linux, Azure Firewall, ExpressRoute, VPN Gateway, Azure AD, Entra, GlobalProtect, WildFire, App-ID, User-ID
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1w
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Network Engineer
Bridgewater or Fremont
$150k-$180k/yr OnsiteFull Time
Koch Inc.
Koch Inc.: Operates global manufacturing, refining, and industrial technology businesses.
5+ YOEBachelor's in engineering or related, 5+ years deploying and operating live optical networks, experience with DWDM/ROADM/OTN/SONET, OTDR/OSA/BERT testing, EM deployment, automation with Python/Ansible, and data center/POP field work.
Ciena OneControl, Infinera DNA, Nokia NFM-T, Python, Ansible, OTDR, OSA, BERT
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1w
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Senior Network Engineer
New York City or Pittsburgh
OnsiteFull Time
Blink Health
Blink Health: Digital platform for affordable prescription medications and pharmacy access.
8+ YOE8+ years network engineering experience with physical infrastructure and AWS networking; hands-on Meraki and Palo Alto experience; Terraform and scripting (Python/Bash); strong troubleshooting and incident ownership.
Meraki, Palo Alto, Starlink, AWS, Terraform, Terragrunt, CloudFormation, Ansible, Wireshark, tcpdump, ThousandEyes, Fiddler, nmap, PRTG, Nagios, Grafana, New Relic, GitHub, Python, Bash, Kubernetes, Route 53, Transit Gateway, Direct Connect, Panorama, Global Protect, ALB, NLB
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1d
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Principal Network Engineer
Houston or New York City or San Francisco or Seattle
OnsiteFull Time
Nscale
Nscale: Vertically integrated AI infrastructure provider for high-performance computing.
10+ YOE10+ years in network engineering with deep HPC, AI, or hyperscale data center networking experience; expert Infiniband/RoCE, RDMA, BGP, OSPF, ECMP, and cross-layer troubleshooting skills.
InfiniBand, RoCE, RDMA, BGP, OSPF, ECMP, NVIDIA, Mellanox
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Principal Network Engineer
Chicago or New York City
$164k-$241k/yr HybridFull Time
Cboe
CboeBATS: CBOE: Operates global market infrastructure and provides tradable financial products.
10+ YOE10+ years network engineering experience in low-latency environments, expert routing (BGP/OSPF/MPLS), Python automation, observability (Prometheus, Grafana), AWS hybrid networking, and strong communication skills.
Python, Prometheus, Grafana, AWS Direct Connect, Transit Gateway, VPCs, BGP, OSPF, MPLS, PIM-SM/SSM, SSH, API
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2w
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Sr Network Engineer
New York, New York, United States
$120k-$150k/yr OnsiteFull Time
Versant
VersantNasdaq: VSNT: Operates cable television networks and digital media entertainment platforms.
Design and support enterprise campus, data center, WAN, cloud, and wireless networks; strong Cisco and Palo Alto experience; cloud networking and SD-WAN experience preferred; participate in on-call rotation.
Cisco, Palo Alto Networks, AWS, Ansible, Terraform, Python, SD-WAN, MPLS, BGP, OSPF, VLAN, VPN, QoS, multicast, DNS, DHCP, VPC, Transit Gateway, Direct Connect
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Production Network Engineer
New York or United States
$162k-$227k/yr HybridFull Time
Meta
MetaNASDAQ: META: Develops social networking platforms and virtual reality technologies.
8+ YOEBachelor's degree or equivalent,8+ years production network engineering experience, expertise with BGP/OSPF/IS-IS/MPLS, Python automation, incident response, and cross-functional leadership.
Python, BGP, OSPF, IS-IS, MPLS
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2mo
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Network Engineer, Design & Engineering
New York City or San Francisco or Austin
$200k-$275k/yr OnsiteFull Time
Fluidstack
Fluidstack: Provides high-performance cloud GPU infrastructure for AI development.
5+ YOE5+ years network engineering experience with datacenter fabric design, deep L1–L3 expertise (BGP, EVPN/VXLAN), RDMA/InfiniBand/RoCEv2 knowledge, GPU cluster network experience, strong documentation and cross-functional collaboration.
Arista, Juniper, NVIDIA, Mellanox, Broadcom, AMD, BGP, EVPN/VXLAN, ECMP, RDMA, InfiniBand, RoCEv2, PFC, ECN, DCQCN, NVLink, NVSwitch, DCIM
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6d
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Senior Network Engineer
Englewood Cliffs, New Jersey, United States
OnsiteContract
Delan Associates
Delan Associates: Provides engineering and professional services to government agencies.
Expertise in enterprise routing/switching, WAN technologies, Palo Alto firewalls, AWS networking, data center and market-data networking; strong troubleshooting and incident response skills.
Palo Alto, Cisco, Arista, Juniper, Arista EOS, Wireshark, tcpdump, Splunk, Datadog, Python, Bash, Ansible, Terraform, VMware, Docker, Kubernetes, AWS
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1mo
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Senior Network Engineer
New York, New York, United States
$175k-$350k/yr OnsiteFull Time
Citadel Securities
Citadel Securities: Global market maker providing liquidity for financial markets.
Design, implement, and operate large-scale, low-latency network infrastructure; strong networking fundamentals; Linux experience; familiarity with automation and Python/Go; observability and incident management skills.
Python, Go, Linux
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1w
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Senior Network Engineer
New York City, New York, United States
$200k-$300k/yr OnsiteFull Time
Jane Street
Jane Street: Proprietary quantitative trading and technology firm.
7+ YOE7+ years operating and deploying network infrastructure with 3+ years designing networks; deep routing/protocol knowledge; Linux proficiency; programming and automation experience; strong documentation and collaboration skills.
OSPF, BGP, PIM-SM, TCP, UDP, Linux, EVPN, VXLAN, AI/ML
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2w
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Senior Network Engineer
New York City, New York, United States
$160k-$180k/yr HybridFull Time
Convene
Convene: Operates premium meeting venues and flexible office spaces worldwide.
10+ YOE10+ years deploying and managing enterprise networks; deep L2/L3, WAN, VPN, WiFi, multicast, SD-WAN/MPLS knowledge; Juniper/Cisco experience; Linux and cloud networking experience; automation with Ansible.
Juniper JunOS, SRX, EX, QFX, Cisco IOS, ASA, K8s, Ansible, AWS, KVM, RHEL, Jira, SD-WAN, MPLS, VPLS, IGMP, PIM, RADIUS, AAA
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2mo
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Senior Network Engineer
New York City or San Francisco or Seattle or London or United States
$150k-$190k/yr RemoteFull Time
Lightning AI
Lightning AI: Unified platform to build, train, and deploy AI models.
5+ YOE5+ years large-scale data center networking experience with Cumulus NOS, spine/leaf design, BGP/EVPN/VXLAN, HPC/GPU networking, automation (Python/Ansible/Terraform), and strong documentation skills.
Cumulus NOS, SONiC, Junos, Python, Ansible, Terraform, EVPN, VXLAN, BGP, RoCE, RDMA, InfiniBand, VPC, NFV, Direct Connect, Cloud Connect, NVIDIA Spectrum, NVIDIA Quantum, NVIDIA BlueField
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7h
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Network Engineer
New York City or Stamford
$185k-$220k/yr OnsiteFull Time
Point72
Point72: Global alternative investment firm managing capital and venture investments.
5+ YOEBachelor's degree or equivalent experience; 5+ years of network engineering experience; expertise in enterprise networking, routing, switching, security, automation, monitoring, and incident response.
Python, Ansible, Cisco, Arista, Palo Alto Networks, BGP, OSPF, VLANs, STP, EVPN/VXLAN, VXLAN, Layer 2, Layer 3
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2w
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Network Engineer
Florham Park, New Jersey, United States
$87k-$182k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
8+ YOEActive TS/SCI clearance preferred, BA in network/systems engineering, 8+ years experience, knowledge of optical and IP networking, packet analysis, strong writing and communication skills.
SONET/SDH, OTN, DWDM, IP, IPv6, MPLS, LTE, 5G, TCP/IP, DNS, C, C++, Linux, Electronic Medical Records (EMR)
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2mo
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Principal Network Engineer - AI Infrastructure
New York, New York, United States
$144k-$288k/yr HybridFull Time
CVS Health
CVS HealthNYSE: CVS: Provides retail pharmacy, health insurance, and pharmacy benefit management services.
10+ YOE10+ years network engineering experience with 5+ years in leadership/architecture; data center (leaf-spine, EVPN/VXLAN), BGP/OSPF/MPLS, Palo Alto firewalls, AI/GPU networking, and incident/on-call support.
NVIDIA, Cisco, Cisco Nexus, ACI, EVPN, VXLAN, BGP, OSPF, MPLS, STP, SD-WAN, VPN, Palo Alto Networks, NGFW, IDS/IPS, ZTNA, DLP, F5, NetFlow, Wireshark, SolarWinds, RoCE, PFC, ECN
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2w
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Senior Network Engineer II
New York, New York, United States
$104k-$194k/yr HybridFull Time
Nielsen
Nielsen: Measures media audience engagement and provides data-driven advertising insights.
10+ YOEManage corporate LAN and Wi‑Fi, troubleshoot end-user network issues, support VPN/firewall migrations, and work with NOC and IT teams; 10+ years network engineering experience.
Cisco, Meraki, Palo Alto, Fortinet, SD-WAN, SASE, ZTNA, 802.1x, NAC, RADIUS, EAP-TLS, DNS, DHCP
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2mo
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Senior Core Network Engineer
Charlotte or Jersey City
$99k-$143k/yr OnsiteFull Time
AIG
AIG: Global provider of property casualty insurance and risk solutions.
10+ YOESenior network engineer with 10+ years in enterprise core networking, cloud networking, F5 BIG-IP, hybrid cloud, and automation.
F5 BIG-IP, AppViewX, Prisma SASE, Alkira, Kubernetes, Ansible, Python, Terraform, REST APIs, AWS, Azure, GCP
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