JOHN MAINA
Nairobi
Summary
Driven Systems Administrator with over 7 years of experience in systems implementation and maintenance. Proven history of managing complex infrastructures and data center operations. Expert in solutions-oriented business application problem-solving and dedicated to providing best-in-class service. Skilled at troubleshooting, communication and collaboration.
Overview
11
11
years of professional experience
2
2
Certification
Work History
Systems Administrator
Subaru Kenya
03.2021 - Current
- Delivered Tier 2 and Tier 3 support for problem identification, diagnosis and issue resolution.
- Reviewing, analyzing and responding to business requirements as proposed by different business function.
- Spearheaded inventory control measures to replenish and maintain IT equipment.
- Enhanced system security with regular patch updates and vulnerability assessments.
- Conducted regular audits of user accounts and access permissions, maintaining compliance with regulatory standards and organizational policies.
- Implemented backup solutions, ensuring data integrity and availability in event of disaster or system failure.
- Managed vendor relationships effectively to ensure timely delivery of hardware/software products while staying within budget constraints.
- Ensured optimal server uptime, monitoring system health and performing routine maintenance.
- Attended meetings to deliver status reports to key stakeholders.
- Proactively identified areas for improvement in IT infrastructure, recommending appropriate technology solutions to boost productivity and performance levels.
- Led large-scale infrastructure projects to successful completion, coordinating resources across departments for seamless integration into existing systems environments.
- Orchestrated integration and communication of software upgrades.
- Optimized resource utilization with virtualization technologies for cost-effective infrastructure management.
- Created nightly jobs for database backups.
- Maintained flexible schedule and responded to after-hours and weekend emergencies.
- Installed and configured network printers and other peripheral devices.
- Researching, recommending and where feasible implementing business continuity plans
- Assist in developing, deploying and maintaining appropriate ICT infrastructure and connectivity solution to secure, efficient and effective flow of information and to facilitate operations and timely decision making.
- Training staff on appropriate business applications that support critical business processes.
- Resolved escalated help desk tickets promptly, providing high-quality support to end users experiencing technical issues.
- Onboarding new employees by setting up workstations, provisioning accounts, and providing initial IT training as necessary.
ICT Infrastructure & Systems Security Coordinator
Tusker Mattresses Ltd
09.2016 - 01.2021
- Provided immediate systems support to senior executives
- Assisted with research, planning and acquisition of new or upgraded hardware and software systems that meet changing demands of business.
- Administering network shared resources such as File and database servers, print servers, DNS servers, Active Directory and Mail Servers (on premise and Office 365)
- Setting up of new stores which involved Planning of needed IT resources to ensure fault free go live.
- Planned and implemented system upgrades needed to maintain set service levels by various departments.
- Planned and decommissioned IT infrastructure at end of life.
- Performed routine backups of critical data, safeguarding against potential loss or damage due to unforeseen events.
- Developed user training materials for new applications, increasing employee proficiency and reducing support requests.
- Provided ongoing user support by addressing questions or concerns related to various applications.
- Liaised between end-users and technical support teams, ensuring timely resolutions for reported issues.
- Maintained accurate system documentation, facilitating efficient troubleshooting and future updates.
- Spearheaded initiatives focused on business continuity during disaster recovery scenarios; this involved creating comprehensive plan outlining roles, responsibilities, and procedures during emergencies.
- Evaluated emerging technologies for potential implementation within organization's infrastructure, keeping systems current and competitive.
- Development of IT policies and procedures to ensure consistent practices across all departments.
- Managed software upgrades and hardware installations, ensuring minimal downtime and optimal functionality.
- Improved server capacity planning by analyzing usage trends over time; this allowed more accurate predictions of future needs while preventing unnecessary hardware investments.
- Coordinated with vendors to negotiate pricing and secure maintenance contracts, resulting in cost savings.
- Worked with third-party vendor support to address product-related issues.
- Optimized resource utilization with virtualization technologies for cost-effective infrastructure management.
- Created nightly jobs for database backups.
IT Support Administrator
Tusker Mattresses Ltd
03.2013 - 12.2015
- Provided exceptional customer service to both internal and external stakeholders through prompt response times and thorough issue resolution efforts.
- Configured hardware, devices, and software to set up work stations for employees.
- Reduced downtime for end-users by quickly diagnosing and resolving hardware and software issues.
- Provided Tier 1 IT support to non-technical internal users through desk side support services.
- Enhanced customer satisfaction by promptly addressing IT issues and providing timely solutions.
- Responded to support requests from end-users and patiently walked individuals through basic troubleshooting tasks.
- Provided exceptional customer service by consistently following up with users to ensure their issues were fully resolved.
- Performed tests of functionality, security, and performance of different workstations and devices.
- Assisted in system migrations, ensuring minimal downtime and smooth transition for all users involved.
- Implemented remote support tools to expedite issue resolution and reducing need for in-person assistance.
- Contributed to disaster recovery planning efforts, safeguarding critical data against potential loss or corruption.
- Configured hardware and granted system permissions to new employees.
- Removed malware, ransomware, and other threats from laptops and desktop systems.
Education
Bachelor of Science - COMPUTER SCIENCE
06.2012
- Degree Awarded with Second Class Honors.
- Completed University-level Coursework: Bachelor of Business Information Technology, Strathmore University School of IT.
Diploma in Business & Information Technology - Information Technology
06.2012
- Awarded Diploma In Business & Information Technology.
- Awarded Certificate of Merit having successfully completed and passed the Diploma.
High School Diploma -
11.2005
Skills
- Backups and Disaster Recovery
- Server Management
- Disaster recovery planning
- Technical support and training
- Technology research and recommendation
- Hardware and software cost reduction
- Troubleshooting and problem-solving
Accomplishments
- Developed and implemented a disaster recovery plan, resulting in a 90% reduction in data loss and minimizing system downtime to less than 60 minutes.
- Provided technical support and training to 80+ users, resulting in a 95% satisfaction rate and a 30% reduction in support requests.
- Managed user accounts and access privileges, reducing unauthorized access attempts by 75% and improving overall system security.
- Researched and recommended new technologies, resulting in a 30% reduction in hardware and software costs and a 50% increase in system performance.
- Developed and maintained system documentation, including installation and configuration procedures, resulting in a reduction in onboarding time for new team members and an increase in team productivity.
- Performed regular system backups and data recovery operations, resulting in a 100% success rate for data recovery and a 20% reduction in data loss incidents.
- Developed a checklist for branch openings,leading to 100% error free go live on all systems required.
Certification
- Computer Applications, Strathmore University, 06/2007, 09/2007
- CISA, ISACA, 06/2012, 12/2012
- 10774-Querying Microsoft SQL Server 2012, Computer pride, 08/2013, 08/2013
- 6425 Configuring Windows Server Active Directory Domain Service, Computer Pride, 09/2013, 09/2013
- HK902X & HK904X: Managing HP 3PAR StoreServ 1 and 2, HP Education Services, 07/2015, 07/2015
- ITIL V3 Foundation, Axelos Global Best Practices, 08/2015, 09/2015
Languages
English
Upper intermediate
B2
Swahili
Proficient
C2
Extracurricular Activities
Community based Attachment, Government of Kenya, Nairobi, Kenya, 03/2011, 03/2011, Cleaning of Nairobi River Passing along Mbagathi Road at the Tmall Junction, Planted over 500 trees along the Mbagathi River
References
- Sylvester Kiptoo, GM ICT, Tusker Mattresses Ltd, 0715615827/0758727127
- Wilfred Njagi, HPE Selectium, W.njagi@selectium.com, 0710123911
- Anne Mathai, Naivas Ltd, nyawiramathai@gmail.com, 0724844797
Timeline
Systems Administrator - Subaru Kenya
03.2021 - Current
ICT Infrastructure & Systems Security Coordinator - Tusker Mattresses Ltd
09.2016 - 01.2021
IT Support Administrator - Tusker Mattresses Ltd
03.2013 - 12.2015
Strathmore University - Bachelor of Science, COMPUTER SCIENCE
Strathmore University - Diploma in Business & Information Technology, Information Technology
Gaichanjiru Boys High School - High School Diploma,
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