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Leon M.

Cyber Security Specialist

  • Hourly rate: R250 /hr
  • Experience: 6 Years

About Leon

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Dedicated, service-oriented Senior Systems Administrator with vast knowledge in multiple ICT domains, able to articulate information fluently in English with stakeholders. I have more than five years of progressive hands-on experience in high-pressure world-class IT environments supporting reliable business systems. Integrity, communication, and time management skills help me positively support the culture. EXPERIENCE Senior Systems Administrator Jul 2021 - Present KPMG, Harare Responsible for IT infrastructure availability, security (SOC), data backup, on/off-boarding staff, hardware provisioning, compliance/audit issues remediation. Flexible customer service lead accountable for and supporting IT Strategy reporting to the NITSO and IT Managers. Key Responsibilities • Managing IT Service Management activities in ServiceNow • Leading and motivating the end-user computing (EUC) team • Tier 2, 3 escalated systems, end-user, and IT infrastructure tickets • Maintaining, administering, and supporting Windows/Linux Desktop/Server systems • Security awareness training, implementation, and support of cyber security strategy • Setting up, repairing, and managing laptops and Patch management via MS SCCM • Security administrator acting as the National Antivirus Specialist (NAVS) • Microsoft Defender for Endpoint management (MDE) and Intune management • Windows Server Active Directory and Group Policy Family (DNS, DHCP, Radius) • Remediation of identified vulnerabilities (Nessus) / MDE • Maintaining data center environmental and monitoring equipment • Backup management (Veeam), encryption management (MS Bitlocker) • Network infrastructure design and maintenance (VPN, LAN, Wi-Fi) • Microsoft 365 (M365) administration (Exchange, Outlook, MS Teams) • Compliance monitoring as per organizational standards • Managing projects to meet deadlines • Managing users, security groups, Mailboxes, and Distribution lists • IT asset management and change management processing • Diagnosing, installing, testing, and supporting software and network printers • Installation, configuration, and administration of virtualization infrastructures running on VMware and Hyper-V • Develop, document, and maintain procedures for administering, maintaining, and supporting infrastructure. • Researching emerging technologies aligned with our strategic direction • Provide timely/accurate data to auditors and Risk when required. Achievements: ● I reduced the security incidents reported by 45% in the first quarter of 2022 with inclusive end-user security awareness training, resulting in more knowledgeable end-users. ● I reduced the employee onboarding process by 72 Hours in the first quarter of 2022 with an innovative, inclusive workflow redesign. ● Saved costs by migrating our on-prem to a cloud-based antivirus solution on time in the last quarter of 2021. Systems Administrator Jul 2018 - Jul 2021 KPMG, Harare Work independently and in teams, providing technical expertise to maintain databases, networks, hardware, and software: user account provisioning, training, incident resolutions, and backups. Bespoke software support and liaise with vendors to support IT strategy. Key Responsibilities • Provisioning new users and providing access to internal systems as appropriate • Manage and support network infrastructure (firewalls, switches, wireless APs). • Participate in cloud migrations, server installations, and network audit projects • Provide support to the IT Manager on vendors, software, and hardware SLAs • Manage HR-driven user termination/onboarding requests in line with KPIs • Work with HR, IT Security, and external auditors on access request reviews. Achievements: ● Achieved zero in-office COVID-19 infection by streamlining the emergency procedure for laptop changeover for 150+ employees (2021) ● Completed the on-budget and on-time data center relocation in December 2020. ● Led the on-time upgrades to Windows 10 and Microsoft 365 Apps, putting out team in the top two firms to complete in the region (2020) ● Handpicked as the technical translator between the global IT and local HR team in the timely migration to the SuccessFactors performance management system (2019) IT Administrator Apr 2017 - Jun 2018 KPMG, Harare Providing access to secure information systems, performing system installs and upgrades, monitoring security systems, and overseeing data storage and retrieval systems. Key Responsibilities • Work with all the regular IT support tools, including but not limited to: Active Directory, Office 365, antivirus, imaging, disk encryption, spam management • User Administration (Active Directory, Exchange, Office2013, PowerShell) • Guide new employees through our new hire IT process • Monitor and manage the IT ticket queue adhering to agreed SLAs • Deploy and retrieve computer hardware within offices or remotely by shipping • Maintain accurate ticketing and asset management records IT Support Intern Jan 2014 - Jan 2015 Catholic University in Zimbabwe, Harare IT infrastructure support, end-user training, enablement, and success of the Catholic university user community. Responsible for driving best practices, product adoption, triaging support issues, and advocating for future product enhancements for our users. Key responsibilities: • Provide Microsoft suite support and IT technical support • Manage the IT assets through their entire lifecycle from acquisition to disposal • Students on/off-boarding on university systems (Active Directory) • Network administration and website management • Assist with all other aspects of daily IT operations Achievements: ● Expanded the campus network and provided analytical insight, which helped reduce the internet bandwidth bill by 23% in 2014. ● I developed a new university website in a five-month project. 62% of the August 2014 intake survey indicated that the website is helpful in their application process.

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