Role overview

Qualifications

Expertise with GlobalProtect Linux agents (6.2.x/6.3.x) and Prisma Access integration
Hands-on troubleshooting across multiple Linux distros (Ubuntu, Fedora, RHEL, Rocky, CentOS, Debian, Mint, Arch, NixOS) including systemd, DNS, NetworkManager, and firewall rules (iptables/nftables)
Experience with FIDO2 authentication and integrating Entra ID (Azure AD) and Silverfort for headless Linux authentication
Strong understanding of certificate-based authentication and networking troubleshooting (TLS certificate chains, DNS routing, SSL/GRE/IPSec VPN behaviours, tunnel interfaces like gp0 and tun0)

Responsibilities

Troubleshoot GlobalProtect Linux agents installation, connectivity, routing, and tunnel issues on Linux
Understand Prisma Access agent behavior and Linux integration; ensure reliable deployments across supported distros
Diagnose and resolve networking issues including TLS certificates, DNS, NetworkManager, kernel/module dependencies, and firewall rules (iptables/nftables); manage VPN behaviors and tunnel interfaces (gp0, tun0)
Support headless and GUI Linux environments; assist with authentication integrations (FIDO2, Entra ID/Azure AD, Silverfort) and certificate-based authentication; document issues and contribute to runbooks

Key facts

Remote from: United States
Freelance
English

Hard skills

Prisma Access Authorization (Computing) Linux Linux Debugging Linux Tunnel Design IP Routing Computer Systems Network Management System CentOS SystemC Truststore Security Log Rhel6 Linux Linux Linux

About the company

Comgent

Company details

Links

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Job description

GlobalProtect & Prisma Access

Expertise with GlobalProtect Linux agents (6.2.x / 6.3.x)
Ability to troubleshoot agent installation, connectivity, routing, and tunnel issues on Linux
Understanding of Prisma Access agent behaviour and integration

Linux Endpoint Engineering

Strong hands-on experience troubleshooting across multiple Linux distros (Ubuntu, Fedora, RHEL, Rocky, CentOS, Debian, Mint, Arch, NixOS)
Ability to diagnose:
- systemd services
- certificates & trust stores
- DNS issues
- NetworkManager
- kernel/module dependencies
- firewall rules (iptables / nftables)
Ability to support headless and GUI Linux environments

Authentication

Experience with FIDO2 authentication
Experience integrating Entra ID (Azure AD) with Linux endpoints
Experience with Silverfort for headless Linux authentication
Strong understanding of certificate-based authentication

Networking Troubleshooting

Strong debugging ability with:
- TLS & certificate chains
- DNS & routing
- SSL/GRE/IPSec VPN behaviours on Linux
- Tunnel interfaces (gp0, tun0, etc.)
- GlobalProtect & system logs

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