Lawrence Mburu
DevOps Engineer
Nairobi
Summary
Organized and dependable candidate successful at managing multiple priorities with a positive attitude. Willingness to take on added responsibilities to meet team goals.
Overview
7
7
years of professional experience
4
4
years of post-secondary education
3
3
Certifications
Work History
Head of Infrastructure & Security
Sendy
Nairobi
02.2023 - Current
- Leading the team of SREs' and Security Engineers, overseeing their work, providing guidance on various tasks and fostering a collaborative work environment.
- Led Infrastructure projects, such as fully migrating from pure bare metal kubernetes clusters to AWS EKS for better platform stability, reliability and low administration overhead which greatly reduced the number of production incidents.
- Developed and enforced infrastructure standards, policies, and procedures to maintain a secure and compliant environment.
- Collaborated with cross-functional development teams to align on project objectives with organizational goals.
- Implemented AWS cost optimization strategies that led to a 15% savings on monthly AWS bills.
- Developed and executed comprehensive security strategies and frameworks, safeguarding the company's critical assets, data, and systems from potential threats and vulnerabilities
Lead Security Engineer
Sendy
Nairobi
09.2022 - 02.2023
- Led disaster recovery planning and testing activities, ensuring business continuity and minimize downtime in the event of a disaster or system failure
- Conducted regular security audits, vulnerability assessments, and penetration testing to identify weaknesses and implement necessary remediation measures.
- Took lead in fostering DevSecOps culture throughout Software Development Life Cycle (SDLC) process.
- Implemented Vulnerability Disclosure Program (VDP) to actively engage ethical hackers in testing our systems and responsibly reporting security vulnerabilities.
- Implemented SSO for infrastructure access on AWS cloud and kubernetes clusters via teleport that was aimed at improving our infrastructure security and auditability.
Site Reliability Engineer
Sendy
Nairobi
03.2020 - 04.2022
- Worked with the SRE team in migrating from the manually operated platform on AWS ECS to fully automated kubernetes clusters on Hetzner Cloud/Robot Cloud.
- Worked with the development teams in troubleshooting and fixing application downtime incidents on production.
- Preparing blameless postmortems after production incidents.
- Setting up CI/CD pipelines on Gitlab, Github Actions and Jenkins Pipelines.
- Collaborated in on-call rotations to uphold system uptime and availability that led to 30% improvement in turn around times.
- Implemented distributed tracing across our microservices that empowered engineers to troubleshoot issues more efficiently resulting in faster turn around time.
Systems Administrator
Triclover Industries
Nairobi
08.2019 - 02.2022
- Orchestrated integration and communication of software upgrades.
- Contributed to development, administration and testing of disaster recovery plans.
- Delivered Tier 2 and Tier 3 support for problem identification, diagnosis and issue resolution.
- Created nightly jobs for database backups.
- Administered in-house windows systems that supported Microsoft Exchange, AD, Sage and SQL Server servers.
Systems Administrator
Brackenhurst Hotel & Conferences
Nairobi
04.2016 - 10.2016
- Managing on-premise servers while ensuring minimal or no disruptions to day-to-day activities.
- Troubleshooting and fixing software and hardware issues.
- Working with service providers to ensure smooth integration with internal IT systems
Education
Bachelor of Science - Computer Science
Multimedia University of Kenya
Kenya 09.2015 - 04.2019
Skills
Kubernetes
AWS Cloud
Docker
GitOps practises
Penetrating Testing
Linux
Scaled Agile Framework practises
Jenkins, Github Actions, Gitlab
Infrastructure and Application monitoring/Alerting
Bash/Python/Lua/Golang scripting
Certification
CEUS/CPES CompTIA Linux+
Timeline
Head of Infrastructure & Security
Sendy
02.2023 - Current
Lead Security Engineer
Sendy
09.2022 - 02.2023
Site Reliability Engineer
Sendy
03.2020 - 04.2022
Systems Administrator
Triclover Industries
08.2019 - 02.2022
Systems Administrator
Brackenhurst Hotel & Conferences
04.2016 - 10.2016
Bachelor of Science - Computer Science
Multimedia University of Kenya
09.2015 - 04.2019