Engineer Management

R.M KASUN MADURA RATHNAYAKA

Bsc(Hons) Electrical and Information Engineering university Of Ruhuna

Devops, AMIE(SL), RHCE,,RHCSA,CCIP,CCNA,ITIL®

***,***********,*******,*** *****

Mobile:+947********

E-mail: kasunmadur a eng@g m ail.com

Web: http://kasunmaduraeng.com

To find a Senior Devops Engineer position that will allow me to help a progressive organization meet and exceed its growing and constant information technology challenges PRO FESSIO NAL OBJECTIVES

To become an industry expert in the field of Computer Networking, System Engineering, Databases Administration with better utilization of my technical, management and leadership skills in a challenging environment where innovation and education are valued and encouraged. Also very good team Player and have a very good ability to work getting done as team and I have very special talent to make important decisions in critical time with very good management Practice. WO RKING EXPERIENCE

Worked with Linux Servers .(User Management,File system Management,Storage Management

-Disk Partition,LVM, Permission models -DAC,FACL,MAC,Process Management,Network Management

-Routing,Bonding,, Remote Access Management, Boot Management )

Best Practiced with Automated release/Deployment tool,Containerization and visualization : Vagrant and Docker,Dev-ops Concepts,CI/CD tools like Jenkins,Version Control like SVN,Perfoce,Git

Good Knowledge with AWS EC2,IAM,RDS,S3,ELB.VPC,Route 53,Glacier,SQS,SNS,Cloud formation,Elastic Cache,Elastic beanstalk,Opswork and experience with AWS command line and EB Scrips.

Configuration Management tools :Chef, Puppet and Ansible

Best practiced with Web hosting and hosting base other applications.(Cpanel,,Shard and Dedicated )

Hardware knowledge with Different SAN,NAS,Firewalls,Blade Chassis/servers,Fiber Channels,Routers and Switchers(L2/L3),Backup Devices,FC/ISCSI/Ethernet Connections.

(HP,DELL,HUS,CISCO,EMC)

Visualization (Parallels Virtual Automation,Vmware Exsi servers,KVM). Design and maintained Virtual Servers using Vmware Vsphere and vCloude,backup and access controllers, Used web access to Virtual servers (PHP-virtualbox),single kernel visualization,

Ability to work with Network monitoring tools (cacti,whatsupgold,Nagios,opsview, smokeping,Whatsup etc .Advance Monitoring alert service maintains(SMS,email)

Work experience in Trac,Twiki,JIRA,Redmine,RT ticketing Agile systems

Static analysis checkers ( ex: SonarQube) and automated test frameworks

Knowledge programming C++,PHP,HTML,java,python,Shell,Ruby

Worked with Vulnerability Scanning tools – Nessus,Snort IDS/IP

Worked with Lycn servers .

Basic Knowledge in Windows 2003 and Windows 2008 Servers. ( Installation, IP configuration, CIRD, VLSM, DHCP, Install Active Directory, User accounts, DNS servers

Good knowledge in UNIX Shell Scripting (Shell Programming Features, Conditional Code, Loops, Text Processing, Functions and Command-line Parameters

Worked with Cisco Network devices,Open LDAP,free radius

Knowledge with ELK,Syslog-ng,rsyslog,kiwi for log management

Worked with LAN Fundamentals, LAN Switching (Virtual LANs Trunking with ISL and 802.1Q, VLAN and VLAN Trunking Configuration and Verification), IP Routing (sub-netting and VLSM, DNS, DHCP, ARP, and ICMP),

Troubleshoot experience in IP Routing, Routing Protocols Configuration and Troubleshooting (OSPF, RIP, EIGRP, IGRP, Static, BGP)

Good knowledge in Path Control and Redistribution (IPV4 and IPV6)

Network Address Translation Concepts (Static NAT and Dynamic NAT Configuration

Wireless LAN (Adhog configuration, Wireless LAN Concepts, Deploying Wireless LAN

Network security (IP Access Control Lists configuration, firewall,Cisco WLC)

Qos concepts(Classification,Marking, Congestion Management Congestion Avoidance – WRED,shaping/policing, Link Efficiency Tools ).

Version Control and Artifact repositories

PRO FETIO NAL CERTIFICATIO NS

Cisco certified Network Associate. (CCNA 640-802)

Cisco Certified Internetwork Professional (CCIP)

642-902 ROUTE Implementing Cisco IP Routing (ROUTE)

642-642 QOS Implementing Cisco Quality of Service (QoS)

642-691 BGP+MPLS Configuring BGP on Cisco Routers (BGP)

Red Hat® Certified Engineer (RHCE®)

Red Hat Certified System Administrator (RHCSA)

ITIL® Foundation Certificate

WORK EXPERIENCE AND INTERNSHIPS

Currently work @ Pearson Lanka – Senior Systems/Devops Engineer

• Breaking down the “Wall of Confusion” Between Dev and Ops and expanding agile practices and values from development to operation

• Usage of configuration management tools such as Chef, Puppet and Ansible to automatically provision and configure systems(IaaS)

• Building continuous Integration and Continuous deployment pipeline to automatically test and push out the code and connecting security and compliance

• Using Containerization and visualization technologies likes Docker and Vagrant together with IaaS

• Running experiments, Creating fast feedback loops and learning from failures

1.5 year experience wso2 lanka (pvt) ltd : Infra Team – Senior Systems/Devops Engineer

• Managed Wireless infrastructure (Cisco WLC,WPA2 Enterpise,radius with openldap)

• Managed and design US,SL office network infrastructure

• Responsible for AWS EC2,RDS,S3,VPC and OpenStack Server

• Administration of Web/Proxy servers(Apache, Tomcat,nginx,haproxy

• Administration of Database servers (MS SQL, MySQL including Troubleshooting)

• Administration, Installation and Monitoring of Servers (Firewalls, DNS,NTP, Email,DHCP,FTP),

• Maintain SAN and backup infrastructure (IBM,veem backup solution) VMware vCenter Configuration and manage

(Backup,restore,cluster..etc )

• Managed and design US,SL office network infrastructure

• Maintained Automation using Puppet,Ansible

• Version Control and Artifact repositories

1 year Working Experience in: Lanka Goverment Cloud (LGC)

• VMware vCenter Configuration and manage (Backup,restore,cluster..etc )

• Administration, Installation and Monitoring of Servers (Firewalls, DNS,NTP, Email)

• Administration of Database servers (MS SQL, MySQL including Troubleshooting)

• Administration of Web servers(Apache, Tomcat)Configuration and Installation of Cluster solutions.(Linux, Windows)

• Involved Setup proper Monitoring Systems (opsview/nagios/ntop/MRTG/Zabbix)

• Worked with Cluster environments (DRBD,HA with NFS,keepalived,heartbeat)

• Managed Cloud infrastructure.(Vcloud,VCenter,HA and DSR)

• Dealing with organization’s vendors for the services such as ISP, Hardware.

• Maintained Routers and Firewalls(Cisco,fortigate)Maintain GIDC Web Servers (gov.lk)

• Organized while ensuring smooth operation of the current infrastructure.

• Maintained and configure VPNs (IPSec,SSL,IP,PP)

• Consult Linux administrations for Government Projects.

• Worked with HP,DELL Blade servers,SAN and Data Domains. Build automation and continuous integration processes.

• Involved deployment and management processes for both infrastructure and application components..

+2 year Working Experience in Network planning and Web Hosting department As System Engineer, Lanka Communication Services (Pvt), Colombo 2.

• Established networking environment by designed system configuration, directing system installation, defining, documenting, and enforcing system standards(OSI network layers, TCP/IP)

• Maintained AN/WAN Server in Lanka Communication Servers.

• Web Server (Shard Hosing,Dedicated Hosting,Cpanel,LAMP )

• Data Base Server(MYSQL,MSSQL)

• VPS(Oracal virtual box).VMware.

• Mail Server(zimbra,postfix)

• Proxy Server(Squid)

• Application Server (SVN,Track,wiki)

• DNS Server.(Bind9)

• Worked With DELL and HP Hardware

• Managed Multiple Application for Monitoring.(Cacti,Opsview,Smartping,nagois..etc)

• Monitored and tested application performance for potential bottlenecks, identify possible solutions, and work with developers to implement those fixes

• Maintained security, backup, and redundancy strategies(Bash,Python)

• Setup and maintained custom scripts to increase system efficiency and lower the human intervention time on any tasks

• Participated in the design of information and operational support systems

• Experience in the administration and performance tuning of application stacks (e.g.,Tomcat, Apache, NGINX)

• Experience in PHP Web development for the Internal Development PRO JECTS INVO LVED

• ACP,CCP and Exchange Projects

Cloud:AWS,Thalastha,Tugboat Automation :Ansible,Chef Load balancer/Proxy: Nginx,haproxy

• Advance Wireless Solution with redis,LDAP,CISCO WLC,DHCP Managed and Planed WSO2 company office network solution with SSO and Central Management

• Network Security System in Router Level Using Cisco router, Snort(IDS),Ubuntu OS, C language(socket programming),shell scripting

• Design campus network using network design Methodologies Using PPDIOO methods, integration application,Analyzing Network Traffic(Qos and Security-related requirements),Assessing the Network(using monitoring tools)

• Multiuser replication in Mysql and SQL (Using LAMP and SQL 2008)

• Implement LAN and WAN structure in company with network monitoring system for university exhibition

• Windows 2003 server, Red hat server 5, Wire shark, IIS, Cisco router 2500, 2550,Cisco Access Server, Cisco switch 2950,Cisco Access Point.

• CRM development project and implement network monitoring tool (Lankacom)

• Using Php, Ajax, java scrip, monitoring tool (catci)

• Core ISP VPN migration : Lanka Government Cloud

Migrate Core ISP IPSec VPNs to New Cloud Environment. This VPNs basically use for Gov SMS services within main ISPs (Mobitel,Dialog,Hutch,Etisalat..etc) ED UCATIO NAL Q UALIFICATIO NS

Primary : Kg/Swarnajayanthi Maha Vidyalaya, up to Grade 5. Secondary: Kg/kegalu Vidyalaya,kegalle up to Grade 13. High Education : University of Ruhuna, Matara, Sri Lanka

(B.SC. Engineering, Specializing in Electrical and Information Engineering)

Passed A/L Examination (2006) - Z-Score 1.966 out of Z-Score 3.00

BSc(Hons) in Electrical and Information Engineering - University of Ruhuna (second lower) EXTRA-CURRICULAR ACTIVITIES

Ananda All Island Debate Competition 2003 - 3rd place All Island Dancing competition 2000/2001 and 2002 1st and 2nd place

Senior prefect in kegalu vidyalaya 2003/2005

Member of IET society of Faculty of Engineering (2008/2009). PERSO NAL DE TAILS

Name : Rajapaksha Mudiyanselage Kasun Madura Rathnayaka

Date of Birth : 28th of October 1987

Age of December 2013 : 26 Years

Gender : Male

NIC No. : 873022272v

Civil Status : Single

Nationality : Sri Lankan

Permanent Address : No 168,Olaganakanda,Kegalle

REFEREES

Supun Rathnayaka

Head of Network Planning & Server Solutions

Lanka Communication Services (Pvt.) Ltd

Email:acttcr@r.postjobfree.com

Contact :072*******

Rasika Karunatilake

Vice President and General Manager at Leapset

Email : acttcr@r.postjobfree.com

Contact : +947********

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