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Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
Node.js, Python, Elasticsearch, Redis
3w
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Network Security Engineer
San Francisco or United States
HybridFull Time
3+ YOE3+ years network security experience; strong networking knowledge (TCP/IP, DNS, DHCP, VPN, routing, switching); hands-on with firewalls, endpoint protection, vulnerability management; experience securing AWS or Google Cloud Platform; Bachelor’s in related field; security certifications preferred.
TCP/IP, DNS, DHCP, VPN, routing, switching, firewalls, endpoint protection, vulnerability management tools, AWS, Google Cloud Platform, WireGuards, Tailscale, SOC 2, ISO 27001, NIST
3mo
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Network Security Engineer
San Francisco or Seattle
$180k-$220k/yr HybridFull Time
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
1d
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Network Security Engineer
Austin or New York City or San Francisco or Seattle
$242k-$284k/yr OnsiteFull Time
Experience securing production networks at scale, packet analysis, IT/OT segmentation, deploying NDR/flow detection, infrastructure-as-code for firewall rules, and familiarity with OT/ICS, BGP, Zeek or Suricata.
Zeek, Suricata, BGP, NDR
2mo
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Senior Staff Security Engineer - Network Security
Denver or San Francisco or New York City or San Jose
$210k-$270k/yr HybridFull Time
10+ YOE10+ years in security engineering; Cloudflare WAF/DDoS/Zero Trust; Terraform/Crossplane; AWS networking; incident response; AI-native workflows; security certifications.
Cloudflare, Terraform, Crossplane, AWS, CloudFront, WAF, DDoS, Zero Trust, Panther, Wiz, CrowdStrike, Claude Code, MCP-driven tooling, LLM automations
2mo
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NETWORK ENGINEER
Brisbane, California, United States
OnsiteFull Time
5+ YOE5+ years as Network Engineer; Palo Alto and Fortinet firewalls; Dell and Cisco switches; VPNs; network security.
Palo Alto Firewall, Fortinet Firewall, Dell Switches, Cisco Switches, VPN, VLAN, STP, QoS
2mo
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Staff Network Security Engineer (Information Security) - US Citizen
Boston or San Francisco
$128k-$207k/yr OnsiteFull Time
5+ YOE5–8 years in network/infrastructure security; 2+ years managing enterprise firewalls; 2+ years securing cloud environments; FedRAMP/NIST 800-53 familiarity; Python/Go scripting; REST APIs; IaC (Terraform); strong IP networking.
Python, Go, Terraform, REST APIs, SOAR, Infrastructure-as-Code, AWS, GCP, Azure
1mo
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Network Engineer
McLean or Tampa or New York City or San Francisco or Los Angeles or Irvine or Washington
$76k-$141k/yr HybridFull Time
5+ YOEBachelor's or equivalent experience, 5+ years network engineering, experience with AWS networking, Cisco and Palo Alto platforms, VMware, container networking, automation (Terraform, Ansible), scripting (PowerShell, Linux shell), monitoring (Nagios, Splunk), and ability to obtain U.S. national security clearance; U.S. citizenship required.
AWS, Transit Gateway, VPCs, Route53, Terraform, Ansible, GitHub, Nexus NX-OS, Catalyst IOS, Firepower FTD, FMC, PAN-OS, VMware vSphere, LACP, IPsec, IKEv2, ZTNA, SDP, Nagios, Splunk, Linux, Apache, Tomcat, PowerShell, Linux shell, SOC2, STIG, NIST
1w
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Network Engineer
Woodland or Burlington
$110k-$125k/yr OnsiteFull Time
5+ YOEManage and maintain enterprise network and infrastructure, ensure security and availability, support projects, document systems, and troubleshoot issues.
Microsoft Windows Server, Microsoft Terminal Server, Windows 10/11, Microsoft Exchange, Microsoft Office 365, Microsoft Active Directory, Microsoft Entra, Microsoft Group Policies, VMware, Microsoft Hyper V, DHCP, DNS, TCP/IP, VPNs, SIEM, MDM
3w
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Security Engineer, Infrastructure Security
San Francisco, California, United States
$200k-$325k/yr OnsiteFull Time
10+ YOE10+ years in cybersecurity with expertise in endpoint security, device trust, macOS fleet management, SaaS security posture, workforce identity (SSO/MFA/OAuth), 802.1x network access, leadership, and automation/scripting.
MDM, macOS, 802.1x, OAuth, SSO, MFA, ACLs
1mo
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Senior Network & Site Reliability Engineer
San Francisco, California, United States
$210k-$240k/yr OnsiteFull Time
8+ YOE8+ years in network or infrastructure engineering (5+ years datacenter ops); strong network security and architecture skills; hands-on with BGP, QoS, MPLS, IPsec, EVPN/VXLAN, ECMP; IaC (Ansible, Terraform, Nornir); NetBox/Infoblox; Kubernetes networking; Linux; monitoring stacks; Python/Bash.
NVIDIA DGX SuperPOD, Grace Blackwell, BGP, VPNs, WAN, QoS, MPLS, IPsec, EVPN, VXLAN, ECMP, Ansible, Terraform, Nornir, NetBox, Infoblox, Kubernetes, Prometheus, Grafana, Datadog, ELK, OpenTelemetry, Python, Bash, Cumulus Linux, InfiniBand, Spectrum-X, BlueField, Spark, Airflow, Kafka, NFS, LustreFS, iSCSI, Linux
3mo
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Network Engineer Tier 3
El Segundo or Colorado Springs or Springfield or Offutt AFB or Denver or Australia or Las Cruces or Sacramento or Cape Canaveral or Pearl Harbor or John C. Stennis Space Center or Chantilly or Annapolis Junction or Kirtland AFB or Vandenberg Space Force Base or Wright Patterson AFB or Piti or San Antonio or United Kingdom
$105k-$231k/yr OnsiteFull Time
10+ YOETS/SCI with polygraph required, 10+ years' network engineering experience, Bachelor's degree or equivalent, advanced knowledge of TCP/IP/OSPF/BGP/MPLS, experience with Cisco/Juniper, network monitoring, security principles, and leadership skills.
TCP/IP, OSPF, BGP, MPLS, Cisco, Juniper, ITIL
2d
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Security Engineer
Austin or South San Francisco
$99k-$185k/yr OnsiteFull Time
Hands-on security engineering across SecOps and product security: detections, incident response, threat modeling, secure code review, and system hardening; strong OS, networking, and cloud fundamentals.
Linux, macOS, Windows, SIEM, EDR, SOAR, AWS, Kubernetes
1mo
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Senior Network Engineer
San Francisco, California, United States
$130k-$160k/yr OnsiteFull Time
5+ YOE5+ years with corporate/campus networks; strong routing/switching and WLAN/WAN/security knowledge (OSPF, BGP, STP, IPSEC); Cisco and Juniper experience; Cisco AnyConnect; automation, monitoring, and documentation skills; CCNA preferred.
OSPF, BGP, STP, IPSEC, VSS, 802.11(b/g/n), Cisco AnyConnect, WAPs, WLCs, ASAs, ISE, SRX Firewalls, Junos Space, Python, Ansible, Bash, Git, AWS, VMware
1mo
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Security Engineer
Singapore or San Francisco
HybridFull Time
5+ YOE5+ years as a software/security engineer; hands-on Linux and networking; IaC (Terraform/Helm/Ansible); Kubernetes; Python or Go; threat modeling and defining security for hybrid cloud and on-prem deployments.
Linux, Terraform, Helm, Ansible, Kubernetes, Python, Go
1mo
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Security Engineer
Daly City, California, United States
OnsiteFull Time
5+ YOE5+ years in cybersecurity/security engineering; strong network, system, and cloud security; hands-on with SIEM, firewalls, IDS/IPS, VPNs; vulnerability management; security frameworks; Windows/Linux and cloud; IAM concepts; incident response; scripting a plus.
SIEM, Firewalls, IDS/IPS, VPNs, EndpointProtection, VulnerabilityManagement, SecurityAssessmentTools
1mo
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Senior Security Engineer, Enterprise Security
New York City or Austin or Berlin or Bucharest or Chicago or Dubai or Jakarta or London or Paris or San Francisco or São Paulo or Singapore or Seoul or Sydney or Tokyo
HybridFull Time
5+ YOE5+ years security engineering experience, 3+ years in corporate security, hands-on technical experience with endpoint, network, and SaaS security, DLP, IAM, forensics, and incident response; strong communication and organizational skills.
Crowdstrike EDR, DLP, SIEM, IAM, SSO, BrazeAI
3w
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Lead Infrastructure Engineer-Network Engineer
San Francisco or Seattle
$143k-$185k/yr OnsiteFull Time
5+ YOE5+ years infrastructure engineering experience, formal training/certification, deep cloud and network knowledge, scripting and automation experience, familiarity with security/segmentation and AI-assisted engineering, strong problem-solving and mentoring skills.
Cisco, Juniper, Arista, Juniper Mist, Cisco/Viptela, Fortinet, BGP, OSPF, MPLS, EVPN/VXLAN, SD-WAN, Wi Fi 6E, Wi Fi 7, 5G, Palo Alto, Zscaler, IPsec, TLS, ZTNA, Python, Ansible, Terraform, Git, GitHub Actions, Jenkins, ThousandEyes, Splunk, Grafana, Wireshark
2mo
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Data Center Controls Network Engineer
San Francisco, California, United States
$257k-$327k/yr HybridFull Time
8+ YOE8+ years in controls engineering or OT networking; strong OT network design and security; experience with industrial protocols; BS in a related field.
Cisco switches, Juniper routers, Palo Alto firewalls, Rockwell Automation Stratix, Siemens Ruggedcom, BACnet/IP, Modbus TCP, OPC UA, IEC-61850
2w
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Sr. Security Engineer
Scottsdale or San Francisco or Chicago or New York City or Phoenix
$132k-$165k/yr HybridFull Time
5+ YOEBachelor's or associate degree in CS/Engineering or equivalent experience; 5+ years IT experience with 3+ years in IT security; experience with vulnerability scanning, endpoint security, Linux/Windows administration, Python scripting, networking, firewall design, and SSL/TLS certificate management.
Python, JavaScript, Linux shell, PowerShell, Linux, Windows, SSL/TLS
3w
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Security Engineer
San Francisco, California, United States
$140k-$185k/yr OnsiteFull Time
2+ YOE2+ years professional experience; expertise in network, application, and cloud (AWS) security; monitoring, MDM/EDR, risk assessment, and ability to write/review code.
AWS, IAM, Tailscale, VPN, MDM, EDR, DNS, Python, Django, React, CDK
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