Support & Systems Engineer (L2/L3)
Zella Technologies · Bahçelievler
Job description
About the role
We are a Managed Services Provider, VoIP Provider, and Fiber ISP seeking a hands‑on Support & Systems Engineer to own Level 2 and Level 3 tickets, lead migrations, and improve our support operations. The role blends advanced troubleshooting with project leadership across Windows, Linux, networking, VoIP, cloud, and identity platforms.
Key responsibilities
- Provide advanced technical support for Windows, Linux and macOS environments.
- Manage Active Directory, GPOs, OUs and hybrid Azure AD configurations.
- Troubleshoot complex networking issues (firewalls, VLANs, VPNs, BGP, DHCP, DNS, routing) and configure MikroTik, Juniper and other enterprise devices.
- Diagnose VoIP problems across SIP, PBX, Asterisk, FreePBX, 3CX, Kazoo and QoS.
- Capture and analyse traffic using Wireshark, tcpdump and MikroTik Torch.
- Support Azure AD (Entra ID), Intune, Okta and Zero‑Trust identity solutions.
- Maintain virtualised and hyper‑converged platforms (Hyper‑V, VMware, StarWind, TrueNAS Scale, Proxmox).
- Manage backup and DR with Veeam, implement security hardening, MFA and compliance best practices.
- Automate repetitive tasks with PowerShell, Python or Bash.
- Plan and execute cloud and identity migrations (Google Workspace → Microsoft 365, AD → Azure AD) including scope, timelines, risk management and post‑migration validation.
- Maintain and improve documentation in ITGlue, Hudu, Confluence and internal wikis.
Required profile
- Strong analytical mindset with deep troubleshooting experience across multiple operating systems and network layers.
- Proven ability to lead migration projects from planning through execution.
- Excellent communication skills for coordinating with customers and internal teams.
Required skills
- Windows, Linux, macOS
- Active Directory, GPO, OUs, Azure AD (Entra ID)
- Firewalls, VLANs, VPNs, BGP, DHCP, DNS, routing
- MikroTik, Juniper
- SIP, PBX, Asterisk, FreePBX, 3CX, Kazoo, QoS
- Wireshark, tcpdump, MikroTik Torch
- Intune, Okta, Zero‑Trust frameworks
- Hyper‑V, VMware, StarWind, TrueNAS Scale, Proxmox
- Veeam
- PowerShell, Python, Bash
- Google Workspace, Microsoft 365, Exchange Online, OneDrive, SharePoint
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Published 1 month ago
Expires 1 week from now
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Zella Technologies
Bahçelievler