Hiranya Samarasinghe
Colombo, Sri Lanka
Hiranya Samarasinghe
IT Manager
Category : Cybersecurity
I am an experienced IT professional with a strong background in infrastructure, systems administration, cloud technologies, networking, and technical support. I have over 10 years of experience delivering enterprise IT solutions, managing mission-critical systems, and supporting customers in complex technical environments.
My expertise includes Linux and Windows server administration, virtualization, Docker containerization, cloud platforms, networking, cybersecurity, and enterprise application support. I have extensive experience troubleshooting complex technical issues, optimizing system performance, and maintaining highly available environments.
I enjoy designing and deploying reliable, scalable, and secure IT solutions. I am passionate about automation, self-hosted infrastructure, AI technologies, and building practical solutions that solve real business problems.
My technical skills include:
Linux & Windows Server Administration
Docker & Container Technologies
Cloud Infrastructure & Virtualization
Computer Networks & Network Security
System Monitoring & Performance Optimization
Web Hosting & Server Management
Database Administration
Backup & Disaster Recovery
Cybersecurity Best Practices
Technical Troubleshooting & IT Support
I am committed to delivering high-quality work, maintaining excellent communication with clients, and providing reliable technical solutions that meet business requirements. Whether it's infrastructure deployment, server management, cloud migration, automation, or ongoing IT support, I strive to deliver efficient, secure, and dependable results.
My expertise includes Linux and Windows server administration, virtualization, Docker containerization, cloud platforms, networking, cybersecurity, and enterprise application support. I have extensive experience troubleshooting complex technical issues, optimizing system performance, and maintaining highly available environments.
I enjoy designing and deploying reliable, scalable, and secure IT solutions. I am passionate about automation, self-hosted infrastructure, AI technologies, and building practical solutions that solve real business problems.
My technical skills include:
Linux & Windows Server Administration
Docker & Container Technologies
Cloud Infrastructure & Virtualization
Computer Networks & Network Security
System Monitoring & Performance Optimization
Web Hosting & Server Management
Database Administration
Backup & Disaster Recovery
Cybersecurity Best Practices
Technical Troubleshooting & IT Support
I am committed to delivering high-quality work, maintaining excellent communication with clients, and providing reliable technical solutions that meet business requirements. Whether it's infrastructure deployment, server management, cloud migration, automation, or ongoing IT support, I strive to deliver efficient, secure, and dependable results.
Working hours
- Monday:08h00 To 18h00
- Tuesday:08h00 To 18h00
- Wednesday:08h00 To 18h00
- Thursday:08h00 To 18h00
- Friday:08h00 To 18h00
- Saturday:Not available
- Sunday:Not available
• Lead multi-regional IT operations teams across Sri Lanka, India, and the UK, ensuring high availability, scalability, and operational excellence.
• Manage enterprise infrastructure, cloud platforms, and communication systems supporting 24x7 business operations.
• Develop and execute technology roadmaps, cloud upgrade strategies, and service improvement initiatives aligned with business objectives.
• Implement Azure DevOps and GitLab CI/CD pipelines, reducing deployment time and improving delivery efficiency.
• Drive cloud modernization initiatives, including Oracle to PostgreSQL and WebLogic to Apache Tomcat migrations, reducing operational costs.
• Strengthen IT governance, cybersecurity, and ITIL-based service management practices while mentoring engineering teams and collaborating with executive stakeholders.
• Manage enterprise infrastructure, cloud platforms, and communication systems supporting 24x7 business operations.
• Develop and execute technology roadmaps, cloud upgrade strategies, and service improvement initiatives aligned with business objectives.
• Implement Azure DevOps and GitLab CI/CD pipelines, reducing deployment time and improving delivery efficiency.
• Drive cloud modernization initiatives, including Oracle to PostgreSQL and WebLogic to Apache Tomcat migrations, reducing operational costs.
• Strengthen IT governance, cybersecurity, and ITIL-based service management practices while mentoring engineering teams and collaborating with executive stakeholders.
• Managed global cloud operations supporting more than 400 enterprise customers.
• Led Site Reliability Engineering (SRE) teams to maintain high service availability and operational excellence.
• Monitored enterprise cloud infrastructure, coordinated incident response, and implemented proactive preventive measures.
• Improved operational efficiency through automation, monitoring, and continuous service improvement initiatives.
• Ensured secure, reliable, and compliant cloud operations across multiple customer environments.
• Led Site Reliability Engineering (SRE) teams to maintain high service availability and operational excellence.
• Monitored enterprise cloud infrastructure, coordinated incident response, and implemented proactive preventive measures.
• Improved operational efficiency through automation, monitoring, and continuous service improvement initiatives.
• Ensured secure, reliable, and compliant cloud operations across multiple customer environments.
• Managed Azure, Google Cloud Platform (GCP), and Azure Kubernetes Service (AKS) environments.
• Administered Oracle, MySQL, and Microsoft SQL Server databases.
• Automated operational tasks using Bash and PowerShell scripting.
• Produced technical documentation, SOPs, and infrastructure diagrams using Visio and Draw.io.
• Supported enterprise infrastructure following ITIL service management best practices.
• Administered Oracle, MySQL, and Microsoft SQL Server databases.
• Automated operational tasks using Bash and PowerShell scripting.
• Produced technical documentation, SOPs, and infrastructure diagrams using Visio and Draw.io.
• Supported enterprise infrastructure following ITIL service management best practices.
• Supported Australian and UK ISP network operations.
• Configured and maintained Cisco routers, firewalls, DNS, DHCP, VPN, and network infrastructure.
• Worked with Telstra, Optus, and NBN Co to resolve technical escalations.
• Monitored network performance and ensured high availability through proactive troubleshooting and optimization.
• Configured and maintained Cisco routers, firewalls, DNS, DHCP, VPN, and network infrastructure.
• Worked with Telstra, Optus, and NBN Co to resolve technical escalations.
• Monitored network performance and ensured high availability through proactive troubleshooting and optimization.
Completed a Master of Science in Network and Information Security with specialization in cybersecurity, information assurance, risk management, cryptography, secure network architecture, and enterprise security management.
Completed a Bachelor of Engineering (Hons) specializing in Computer Networks. Studied networking, server administration, operating systems, network security, database systems, cloud computing fundamentals, and enterprise infrastructure technologies.
- Project Management Professional (PMP®) 20/06/2026
![Project Management Professional (PMP®)]()
Globally recognized Project Management Professional (PMP®) certification awarded by the Project Management Institute (PMI). Demonstrates expertise in leading projects, managing teams, stakeholder engagement, risk management, Agile, Hybrid and Predictive project management methodologies. - IFS ERP Technician 20/05/2024
![IFS ERP Technician]()
Certification validating technical knowledge of IFS ERP infrastructure, installation, configuration, troubleshooting, and platform administration. - Google Cloud Certified - Associate Cloud Engineer. 26/06/2020
![Google Cloud Certified - Associate Cloud Engineer.]()
Demonstrates proficiency in deploying, managing, monitoring, and maintaining applications and infrastructure on Google Cloud Platform. - ITIL® 4 Foundation Certificate in IT Service Management 22/10/2019
![ITIL® 4 Foundation Certificate in IT Service Management]()
Certified in ITIL 4 Foundation, demonstrating knowledge of IT service management best practices, service value system (SVS), continual improvement, incident management, problem management, change enablement, and service delivery.
- 🇬🇧 English
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