Senior IT administrator - Bengaluru

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 SOPs

Required Skills:
- Firewall experience (Sophos/Palo Alto/Fortinet/Cisco)
- 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

Requirements
- Computer Science related Bachelor s Degree
- Previous experience dealing with support cases or requests via e-mail, telephone, ticketing system.
- Always curious and wanting to learn new things
- Dependable and strong work ethic
- Strong customer service mindset