JAMA MOHAMED JAMA

March 2023 – Present

• Manage network and security infrastructure for the NWC Central Cluster, including main branches and 100+ remote sites.
• Lead and support network and security infrastructure projects across the Central Cluster.
• Manage OT enhancement projects, supporting new initiatives and upgrades for NWC Central Cluster.
• Oversee OT Network Operations, specifically related to SCADA application connectivity and OT servers.
• Coordinate with relevant internal and external domains to resolve incidents and requests in accordance with SLA requirements.
• Support and troubleshoot LAN, WAN, proxy, firewalls, routers, switches, wireless, and endpoint connectivity issues.
• Handle incidents raised by end users, perform root cause analysis, and resolve issues within ITSM SLA timelines.
• Manage and support hybrid IT, ensuring high availability and resilience.
• Ensure operational continuity for critical infrastructure and business-critical services.

• Managed network and security devices for RCBU main branches and 100+ remote sites.
• Supported LAN, WAN, firewalls, proxies, wireless, and endpoint connectivity.
• Administered enterprise security solutions:
• Forcepoint Web Proxy
• Forescout NAC
• Palo Alto & Fortinet Firewalls
• Handled daily ITSM operations including Incidents, Service Requests, and Change Requests.
• Conducted internal audits, risk mitigation, and dependency analysis (EOL/EOS).
• Followed CAB approval procedures for production changes and upgrades.
• Performed IOS firmware upgrades for firewalls, edge routers, and WAN routers.
• Prepared RFPs, BOQs, and technical specifications, and led network implementations and migrations.
• Monitored network alerts using SolarWinds (latency, bandwidth, reachability).
• Implemented and enforced internet access and security policies based on user roles.
• Monitored network performance using SolarWinds (SNMP, bandwidth, utilization).

· Planned and executed technical phases for NAC and Wireless projects.

· Designed and updated high-level network diagrams (Data Center, Proxy, Email).

· Analyzed network traffic using Cisco Prime Infrastructure.

· Configured Cisco routers and switches.

· Provided technical guidance and mentorship to junior engineers.

• Designed and updated network diagrams using MS Visio.
• Worked extensively on Cisco platforms:
• Routers: 7200 VXR, ASR1006, 3800, 3900, 2900, 2800
• Switches: 6500 VSS, 4500, 3500, 2900, 3700
• Installed, configured, upgraded, and troubleshot Cisco routers and switches.
• Monitored traffic using NetFlow and SolarWinds.
• Configured routers, switches and firewalls to deploy and support LAN, WAN and wireless networks.
• Maintained network configuration, mapping and service records for accurate documentation.
• Optimised network operation through focused configuration and monitoring.
• Guided and assisted users with technical issues, improving network performance and usability.
• Recommended equipment and resource upgrades to improve network capabilities.
• Supported multi-provider WAN links (STC, Mobily, SEC, VSAT, National Grid).
• Conducted IOS backups and upgrades via TFTP.

• Supervised FTTX Quality Control operations.
• Performed OTDR testing, optical power measurements, and fiber loss testing.
• Ensured compliance with ISO standards and customer specifications.

Managed inspection, testing, and quality documentation processes

• Executed daily production plans successfully meeting project deadlines consistently.
• Managed team members, leading to improved performance and morale.
• Handled unexpected problems swiftly, minimising disruption to the production schedule.
• Coordinated material procurement, resulting in timely delivery for production needs.
• Troubleshot issues and delivered corrective action quickly to prevent production delays.
• Documented completed works for accurate progress and performance monitoring.