Vaikunthan Paramananthasivam
Sydney
Summary
With 5 years of experience in systems and application roles, I have a strong understanding of multi-cloud platforms, including AWS and Azure. I am seeking a career in SysOps, Cloud/DevOps, and SRE roles. My expertise extends to Linux environments such as Ubuntu, CentOS, Fedora, and Red Hat. Throughout my experience, I have honed my scripting skills for automation and deployment tasks. Additionally, I hold certifications in Kubernetes from Linux Foundations and AWS Solution Architect. My goal is to further develop my skills in System and Application Support/Cloud Operations and Security while contributing to the betterment and development of the organization.
Overview
7
7
years of professional experience
1
1
Certification
Work History
IT Support Engineer
QSL
03.2024 - Current
- Conducting data erasure procedures on refurbished laptops, desktops, monitors, tablets, and all-in-one systems to ensure complete privacy and security
- Perform comprehensive hardware testing utilizing the Balancco tool and install Windows 10 or 11 O/S on refurbished devices, adhering to company standards
- Having enhanced knowledge in Windows Servers, Microsoft SQL Server, VMware, Active Directory, and Office 365
- Developed strong networking skills and a solid understanding of WAN & LAN technologies, including switch/router deployment
- Implement effective solutions to resolve hardware issues, including component replacements and repairs
- Demonstrated keen problem-solving abilities by taking initiative in finding creative solutions, gaining experience in virtualization and cloud technologies like Azure
Production Support Engineer (Contract)
DataMesh Group
06.2023 - 09.2023
- Delivered application and production support for AWS Cloud-based infrastructure, improving system uptime by 15% and reducing incident response times by 20%.
- Monitored and maintained the health and performance of AWS resources using tools like Splunk, proactively addressing issues to minimise downtime and enhance operational efficiency.
- Troubleshoot and resolved incidents, identified root causes, and implemented preventive measures to improve system reliability.
- Collaborated with cross-functional teams to ensure seamless deployment and integration of applications within Linux environments.
- Created and maintained comprehensive documentation, including Confluence articles, to streamline troubleshooting and incident resolution processes.
- Technology Used - AWS cloud, Akamai, Imperva WAF, HSM(FutureX and Thales), Splunk, JIRA, Fresh Desk, Confluence
Junior DevOps/T3 Support Engineer
BlackSwan Technologies
11.2021 - 03.2023
- Designed and operated cloud infrastructure in AWS and Azure, leveraging CloudFormation and Terraform, enabling scalable and cost-efficient deployments that improved resource utilisation by 20%.
- Executed deployments in AWS and Azure environments, streamlining processes and reducing deployment times by 25%.
- Implemented and managed CI/CD pipelines with Jenkins and Azure DevOps, enhancing deployment efficiency and application quality.
- Gained extensive experience with ECS, VPC, RDS (MySQL), Lambda functions, API Gateway, Cognito, Cloud9, Certificate Manager, Code Commit, and CloudWatch.
- Technology used - AWS Cloud, JIRA, Confluence, Kubernetes, Terraform, MySQL, Postman, Jenkins, Azure DevOps, Git
System Engineer
Mitto
07.2020 - 11.2021
- Provide the Level 1 and 2 supports on SMS service issues, find the root cause and escalate with our partner if needed
- Hands on experience in Mobile Service Platform (MSP) or Wholesale Telecom Operations
- Basic understanding of mobile services - technologies, protocols (SMPP, SS7 & HTTP)
- Troubleshooting the delivery issue using message log and routing table
- Adjusting the route for better delivery and testing the route using test SMS
- Block the Spam or illicit traffic if it sends via our network
System Engineer
CodeGen International Pvt. Ltd
12.2018 - 06.2020
- Provide Level 1 and 2 support (24x7) on application issues, identify the solutions and work with developers to implement those fixes
- Hands on experience in Go Live technical operations support for the clients and Release deployment from Sandbox to Production environments
- Oracle database administration, troubleshooting, and performing the refresh
- Application server installing and configuring in Linux Servers for new environments
- Troubleshooting production issues using log analysis and system tracing using Splunk and APP DYNAMICS
- Gather and analysis the Stats (thread dumps and heap dumps) and monitoring the Application using Zabbix
- Strong Background in AWS, with focus on ECS, EC2, S3, VPC and Cloud Watch
- A working understanding of code and automating the manual tasks using scripts (Python, Shell scripts)
- Experience with CICD pipelines (Jenkins)
- Technology used - Apache Tomcat, Rabbit MQ, Hazel cast, Apache, Oracle, MySQL, Linux (CentOs, Fedora, Ubuntu, RedHat)
Assistant LAN/WAN Administrator
Lanka Bell
02.2018 - 09.2018
- Maintain a thorough understanding of Local area networking
- LAN/ WAN/ VPN maintenance and troubleshooting (Level 1 Support)
- Windows Server 2003/2008/2012 maintenance - Installing and Configuring Active Directory, DNS, DHCP and setting GPO's
- Monitor helpdesk for relevant assistance calls and take appropriate action
- Installation and maintenance of Windows OS XP/7/8/10
- Installation and maintenance of new hardware maintenance (Servers, Printers, Computer workstations)
- Experience in SSL certificates creations and implementations
- Working experience on DNS, DHCP, Web server (Apache, Nginx)
Education
B.Sc. Special (Hons) - Information Technology Specialized in Computer System and Network Engineering
Sri Lanka Institute of Information Technology (SLIIT)
01.2018
Skills
- Application support
- ITIL framework
- Scripting languages
- DevOps practices
- Root-cause analysis
- Infrastructure automation
- Monitoring tools
- Linux administration
Websites
Certification
- Red Hat Certified System Administrator (RHCSA), 02/19/22, 190-039-537
- AWS - SAA 002, 06/01/25, AWS01437603
- Certified Kubernetes Administrator (CKA), 08/01/25, LF-q7rgbldk5b
Timeline
IT Support Engineer
QSL
03.2024 - Current
Production Support Engineer (Contract)
DataMesh Group
06.2023 - 09.2023
Junior DevOps/T3 Support Engineer
BlackSwan Technologies
11.2021 - 03.2023
System Engineer
Mitto
07.2020 - 11.2021
System Engineer
CodeGen International Pvt. Ltd
12.2018 - 06.2020
Assistant LAN/WAN Administrator
Lanka Bell
02.2018 - 09.2018
B.Sc. Special (Hons) - Information Technology Specialized in Computer System and Network Engineering
Sri Lanka Institute of Information Technology (SLIIT)
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