Tumelo Masasa
Network And Information Security Specialist
Maseru
Summary
I am a highly motivated and passionate Network & Security Specialist offering in-depth understanding of IT infrastructure areas(secure network), particularly IT network integration. Detail-oriented self-starter with demonstrated success in initiating, tracking, reporting and closing projects. Adept at managing concurrent objectives to promote efficiency and influence positive outcomes. Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team and Organizational goals.
Overview
9
9
years of professional experience
3
3
years of post-secondary education
8
8
Certifications
Work History
Information Security Specialist
Central Bank Of Lesotho
08.2023 - Current
- Conducted regular risk assessments for proactive threat mitigation within the bank's IT infrastructure.
- Evaluated emerging security technologies, recommending solutions that aligned with the bank's objectives and risk appetite.
- Streamlined vulnerability management process to effectively identify and remediate potential threats.
- Assisted in monitoring of the banks networks, identifying suspicious activity and mitigating potential cyber attacks.
- Delivered training programs for employees, increasing awareness of information security protocols and reducing incidents of data breaches.
- Consulted with team members to assess flawed root causes and plan for remediation.
- Conducted security audits to identify vulnerabilities.
- Analyzed network traffic and system logs to detect malicious activities.
- Implemented security measures to reduce threats and damage related to cyber attacks.
- Drafted security reports and metrics to track security performance and strategize improvements.
- Reviewed violations of computer security procedures and developed mitigation plans.
- Executed penetration testing to identify security weaknesses and develop disaster recovery plans.
- Investigated and resolved incidents of unauthorized access to sensitive information.
- Administered and monitored firewalls, intrusion detection systems and anti-virus software to detect risks.
- Encrypted data and erected firewalls to protect confidential information.
- Recommend improvements in security systems and procedures.
Business Process Analyst
Vodacom Lesotho
01.2023 - 07.2023
- Assisted in developing departmental strategies for process improvement, aligning initiatives with overall organizational goals.
- Presented findings from process analyses to senior management, securing buy-in for recommended improvements and facilitating implementation efforts.
- Developed comprehensive documentation of current processes, enabling easier analysis for future enhancements.
- Led workshops for stakeholders to gather feedback on proposed process changes, fostering a collaborative approach to optimization efforts.
- Coordinated testing efforts for proposed changes to ensure smooth integration into existing systems without compromising functionality or stability.
- Assessed business processes and identified ways to boost improvement.
- Established strong relationships with internal clients to better understand their needs and expectations related to process improvements.
- Collaborated with upper management to drive strategy and implement new processes.
Cisco Assistance Instructor - Part Time
Lerotholi SOCE
02.2022 - 01.2023
- Tutor students based on Cisco networking academy syllabuses
- Provide Hands on Practical LABs
- Engage Students with real-life scenarios
- Promoted a positive learning environment by establishing clear expectations and maintaining consistent classroom management techniques.
- Increased student motivation by developing engaging lesson plans that catered to various learning styles.
IT Network and Security Engineer
Vodacom Lesotho
01.2018 - 12.2023
- Provide network support services for devices such as switches, routers, WLCs, APs, security appliances(VM) and other hardware.
- Troubleshoot complex multi-vendor network service provider issues.
- Detect intrusion attempts and promptly responded to security vulnerabilities
- Provide hands-on troubleshooting, routing and switching to resolve issues with 99% efficiency.
- Engineer networks with L2 and L3 switching involving IOS and Nexus switches.
- Collaborate with multiple teams to support new network installation and cross-functional solutions in alignment with business strategies.
- Implement, test, validate, and maintain networking services according to the solution designs.
- Respond to approximately 15 user support calls each week regarding network issues to correct problems, check functionality of resolutions and document support.
- Review system logs to determine usage levels, bandwidth, performance, and system security to target inefficiencies and implement appropriate solutions.
- Deploy Cisco ASAs and Fortigate firewalls to safeguard network security and block unauthorized access.
- Provide smooth communications by configuring LAN technology, wireless access points and controllers.
- Contribute to development of the 5-year roadmap planning and forecasting for Office IT.
- Manage network-related projects from concept to implementation.
- Work closely with the Cyber Security team to address all network-related vulnerabilities
- Performed risk assessments on new projects and initiatives, identifying potential threats early in the planning process to ensure proper mitigation strategies were implemented from the outset.
IT Service Desk Engineer
Vodacom Lesotho
08.2016 - 12.2017
- Resolved diverse range of technical issues across multiple systems and applications for customers and end-users across various time zones.
- Provided Tier 1 IT support to non-technical internal users through desk side support services.
- Offered troubleshooting of connectivity issues across networks such as Wi-Fi, cellular and IoT Devices.
- Used ticketing systems to manage and process support actions and requests.
- Submitted service tickets for equipment maintenance requests.
- Delivered on-site technical support following software implementation and worked with managers to suggest product upgrades and changes.
- Streamlined operational efficiencies by providing timely computer diagnosis and repair.
- Documented customer complaints and inquiries for use in technical documentation and bug tracking.(Knowledge base)
- Utilized automated systems to manage and track customer inquiries through to completion.
- Collaborated with cross-functional teams to implement infrastructure upgrades, resulting in improved system performance.
Data Support Technician
Vodacom Lesotho
11.2015 - 07.2016
- Assisted in technical support process refinement to improve customer service and support.
- Supported customers having data connectivity issues, assisting with troubleshooting steps and rebooting of hardware.
- Assessed Mobile and laptop issues to determine appropriate troubleshooting methods for remediation.
- Resolved customer issues by establishing workarounds and solutions to debug and create defect fixes.
- Updated software upon release of vendor patches to mitigate vulnerabilities
Vehicle Tracking Technician
Avis Fleet
03.2015 - 08.2015
- Increased customer satisfaction by resolving issues.
- Conducted research, gathered information from multiple sources and presented results.
- Led safety meetings and maintained safe practices throughout shop.
- Maintained garage safety protocols to meet regulatory and company expectations.
- Monitored Multiple Fleet Management Systems
Investigated Arising incidents caused by network failure and called in vehicles for a unit check-up - Programmed Driver tags and assigned unique key codes to each one of them
Education
First Degree - Information Technology
Limkokwing University of Creative Technology
08.2012 - 08.2015
Master of Science - Information Security And Digital Forensics
University of East London
United Kingdom 04.2001 -
Skills
Tutoring
undefinedCore Platforms
- Cisco ASA5545
- Fortigate Firewalls [800D, 501E,601E]
- Cisco Nexus 5K
- F5 BIGIP
- WLC [ Wi-Fi 6]
- Cisco ISE
- Catalyst Switches
- Mikrotik
- IP address manager
Personal Traits
- Ethical and Loyal
- Leadership
- Problem Solver
- creative & Resourceful
- Honest and Punctual
- Quick Leaner
- Team Player
- Lean & Agile
Major Projects Achieved to date(While at Vodacom)
- Mpesa Network re-design
- ASA and Fortigate Firewall Migration
- DMZ design and deployment
- Segregated IPsec Tunnels for 3rd Party connections I.e LEC,IEC,WASCO,Insurance companies etc...
- IT Network re-design and segmentation
- Secure design and hardening of retail network connection
- Vodafone network office IT standard connection
- WI-FI 6 Upgrade
- AWS Landing-Page migration
Certification
Cisco Certified Network Associate Routing and Switching
References
1. LEROTHOLI SOCE
Mr. Raphael 'Nabi Lephoto
Network & Infrastructure Manager, Cisco Legal Main Contact & Instructor
Cell: (+266) 58866261 / 69420649
E-mail: lephotor@gmail.com
2. VODACOM LESOTHO
Mr. Moseli Tsoeunyane:
Manager: Cybersecurity - Secure by design
Cell:(+266) 59035962
E-mail:Moseli.Tsoeunyane@vodacom.co.ls
3. VODACOM LESOTHO
Mr. Neo Selematsela
Manager : Cyber prevent and defense
Cell:(+266) 5733 1396
E-mail: Neo.Selematsela@vodacom.co.ls
4. CENTRAL BANK of LESOTHO
Dr. Napo Mosola
Head of Division : Information Security Services
Cell:(+266) 58606670 / 62606670
E-mail: nmosola@centralbank.org.ls
Timeline
Information Security Specialist
Central Bank Of Lesotho
08.2023 - Current
Business Process Analyst
Vodacom Lesotho
01.2023 - 07.2023
Cisco Assistance Instructor - Part Time
Lerotholi SOCE
02.2022 - 01.2023
IT Network and Security Engineer
Vodacom Lesotho
01.2018 - 12.2023
IT Service Desk Engineer
Vodacom Lesotho
08.2016 - 12.2017
Data Support Technician
Vodacom Lesotho
11.2015 - 07.2016
Vehicle Tracking Technician
Avis Fleet
03.2015 - 08.2015
First Degree - Information Technology
Limkokwing University of Creative Technology
08.2012 - 08.2015
Master of Science - Information Security And Digital Forensics
University of East London
04.2001 -
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