About The Role
We are looking for an experienced IT Infrastructure, Network & M365 Security Engineer to manage and secure our IT environment. This role includes handling firewalls, network infrastructure, Microsoft 365, and supporting end-user systems.
Key Responsibilities
Infrastructure Management :
- Manage and maintain servers, networks, and IT infrastructure
- Ensure system availability, performance, and scalability
- Handle patching, upgrades, and lifecycle management
Network & Firewall Management
- Configure and manage firewalls (Sophos,)
- Implement firewall policies, NAT, VPNs
- Monitor network traffic and respond to incidents
- Conduct firewall audits and rule optimization
Microsoft 365 (M365) Administration
- Manage M365 services (Exchange, SharePoint, Teams, OneDrive)
- Administer Azure AD / Entra ID
- Implement MFA, SSO, Conditional Access
- Configure Microsoft Defender
- Manage email security (SPF, DKIM, DMARC)
- Implement DLP, retention, eDiscovery
- Monitor logs and investigate issues
- Manage devices via Intune
End-User & Laptop Support
- Install and configure Windows OS
- Troubleshoot software and OS issues
- Perform laptop health checks
- Ensure endpoint security compliance
- Support users with system access
Security & Compliance
- Implement security best practices
- Support SOC 2 / ISO 27001 audits
- Conduct vulnerability assessments
Monitoring & Incident Management
- Set up monitoring and alerts
- Troubleshoot outages and incidents
- Work with SIEM tools
Documentation
- Maintain documentation and Skills :
- Firewall experience (Sophos/Palo Networking (TCP/IP, DNS, VPN)
- M365 administration
- Azure AD / Entra ID
- Windows OS troubleshooting
- End-user support experience
Nice To Have
- Cloud (AWS/Azure/GCP)
- Docker / containerization
- SIEM tools
- Certifications (Microsoft, AWS, CCNA, CISSP)
- Zero Trust knowledge
(ref:hirist.tech)
