Manager–Infrastructure Security(M365, Cisco Network, Server, Palo Alto & Oracle)
TAT IT TechnolgiesDoha, Ad-Dawhah, Qatar4 days ago
Job descriptionLead and mentor the security operations team in managing advanced security infrastructure - Palo Alto firewalls, F5 LTM and ASM Direct real-time threat monitoring strategies using Wazuh SIEM, LogRhythm Experience in Proofpoint Email Protection, PSAT, CrowdStrike, TrendMicro Experience in SPF, DKIM, and DMARC standards Implement and monitor VPN technologies including site-to-site and remote access Understanding of ISO 27001, NIST and privacy laws Ensure alignment with corporate security frameworks and privacy regulations Coordinate with audit teams to ensure regulatory alignment Oversee deployment and optimization of enterprise‑grade SPARC hardware. Oversee the design, implementation, and maintenance of hybrid IT infrastructure of on‑premises data centers and cloud platforms especially with Oracle Cloud Infrastructure (OCI) Manage and maintain the company’s IT infrastructure, including networks, security, and databases such as Oracle DB, Oracle WebLogic, MongoDB, and Jasper reporting software. Ensure high availability, scalability, and security of client hosted managed datacenter services. Collaborate with software development teams to understand deployment architecture requirements and provide infrastructure support. Analyze existing architecture and recommend improvements to enhance performance, reliability, and cost‑efficiency. Handle configuration, monitoring, and troubleshooting of database environments with emphasis on Oracle and NoSQL databases. Manage cloud migrations, hybrid infrastructure, and disaster recovery planning within OCI and other cloud platforms. Interface regularly with clients to understand needs, manage expectations, and provide managed infrastructure solutions. Supervise and mentor technical teams to deliver seamless infrastructure and hosting services.
We have an urgent requirement for Manager – Infrastructure and Security(M365, Cisco network switching, Server Virtualization, Palo Alto firewalls & Oracle Cloud Infrastructure) for our client in Doha, Qatar .
Infrastructure And Networks
- Lead and oversee day-to-day datacenter operations, ensuring uptime, performance, and compliance with organizational SLAs
- Collaborate with cross-functional teams to deliver infrastructure needs
- Experience in Microsoft 365 Exchange, Intune, Defender, Entra and Teams
- Experience in server virtualization environments - VMware, Hyper-V, or Solaris, Windows Servers, DNS, DHCP, and file services
- Manage HP BladeSystem enclosures, Dell PowerStore, HP Alletra Storage
- Manage Cisco L2 / L3 network switching, WLAN infrastructure
- Design cloud workloads on Azure and GCP
- Manage routine infrastructure maintenance, firmware, and patch updates
- Supervise datacenter physical infrastructure including power, cooling, cabling, and vendor coordination
- Configure and monitor health check and performance via Zabbix
- Collaborate with ISPs to manage links
- Added value for experience with Ameyo, 3CX, Ribbon SBC, Cisco CUCM and UCCX
- Knowledge of DevOps and CI / CD tools are added value
Security
Oracle Cloud
Skills : security,oracle,infrastructure
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Server • Doha, Ad-Dawhah, Qatar
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