Khalid Warsame

Dedicated and highly skilled Network Operations Center (NOC) Engineer with experience in proactively monitoring, managing, and optimizing complex network infrastructures. Adept at ensuring the reliability, performance, and security of critical systems through vigilant monitoring, incident resolution, and a deep understanding of network technologies. Proficient in utilizing cutting-edge monitoring tools and technologies to maintain network health, detect vulnerabilities, and respond swiftly to incidents.

Known for collaborating effectively with cross-functional teams and providing top-notch technical support 24/7. Seeking to leverage my expertise in NOC operations to contribute to the success of a dynamic organization.

NOC Engineer - Groundwork London - London, United Kingdom

(2022-09)

I actively engaged in NOC (Network Operations Center) services to ensure the uninterrupted operation of our network infrastructure. My responsibilities included real-time monitoring of network devices, servers, and systems using industry-standard NOC tools. I proactively identified and resolved network incidents, effectively preventing service disruptions and minimizing downtime.

This experience equipped me with the skills to manage network health, deliver timely incident responses, and contribute to the overall reliability of our network.

• Continuously monitor network devices, servers, and systems for performance, availability, and security issues using Icinga.
• Handling customer enquiries related to speed issues, addressing issues such as IP changes, VLAN modification and traffic shaping.
• Troubleshooting Linux systems using commands such as nmcli, ip show route, ip n etc.
• Utilizing Cisco Stealthwatch using host group reports to find trends such as SSH spikes, suspicious IP address hitting malware sites, phishing and port scanning.
• Manage and tune alert thresholds to minimize false positives and ensure that critical issues are promptly addressed.
• Troubleshooting OSPF, BGP and MPLS protocols.
• Collaborating closely with active field engineers to help identify issues with utalizing Network schematics and resplice Fiber cables.
• Assist in configuring and maintaining network devices, such as routers, switches, firewalls, and load balancers, to ensure optimal performance and security.
• Coordinate with network equipment vendors for support, maintenance, and warranty-related matters.
• Escalate complex issues to senior engineers or appropriate teams when necessary, ensuring a swift resolution.
• Maintain accurate and up-to-date documentation of network configurations, procedures, and troubleshooting guides.
• Working shifts and taking part in an on-call rota.

IT System Administrator - HN - London, United Kingdom

(2021-09 - 2022-09)

My role required me to perform system maintenance and updates as appropriate. I was also required to provide staff with technology support, which includes troubleshooting operating systems, applications, and network issues, answering questions regarding application use, and the installation of software.

• Administering O365 tasks such as creating SharePoint sites, assigning licenses to users and setting MFA.
• Working with Exchange to set out of office, create new mailboxes and adding users to those mailboxes.
• Giving staff IT training for things like SharePoint and a password manager software called KeePass.
• Liaising with delivery and software vendors to help with the upkeep of company inventory.
• Building laptops and on boarding new users.
• Taking a manual backup/snapshot of Azure server.
• Creating documentation on how to troubleshoot support issues.
• Taking part in team huddles and sprints discussing ways to achieve company goals.
• Working with IP phones setup and administration tasks such as creating a single telephone number to be shared across several users allowing them to receive and make calls on this number.
• Accessing defender 365 to manage policies and perform remediation tasks

IT Support Technician - TSN Global - London, United Kingdom

(2020-08 - 2021-09)

My role as a required me to oversee organizations' computer systems and manage IT teams. They maintain information systems and networks, upgrade and install new hardware and software, and perform troubleshooting. They also back up data and manage network security. My role involved:

• Using Jira ticketing system to resolve end-user issues.
• Resetting client passwords, making new accounts, and modifying access to certain shares. Updating tickets.
• Communicating with clients after closing a ticket via the ticketing software and email.
• Supporting a lot of different software packages using company documentation.
• Liaise with management teams and service desk engineers daily.
• Supporting users, clients, customers with any networking problems through troubleshooting.
• Generating reports that effectively summarize network activity.
• Managing user’s access by defining users and user groups for the work environment.

Computer Science - Middelsex University (2017-09 - 2020-06)

Business Studies; Level 3 Information Technology - London Academy Sixth Form (2013-09 - 2015-09)

9 GCSE’s (A*-C) - The Totteridge Academy (2008-09 - 2013)