Samuel Herath
Oshawa,Canada
Summary
Results driven Senior Systems & Network Administrator with 15 plus years hands-on experience in network, systems, security, and application support. Solid troubleshooting skills. Experienced in providing client focused infrastructure support, and in successfully analyzing and resolving IT hardware, software, and application related issues in a timely, and an accurate fashion. Having the ability to maintain a high degree of customer satisfaction for all support queries and possessing strong analytical and documentation skills. MCSE and A+ certified.
Overview
16
16
years of professional experience
1
1
Certification
Work History
Senior Systems & Network Administrator
Enable International (ISO 27001)
11.2022 - 07.2024
- Monitored, maintained and supported Enables network system and infrastructure providing end-to-end user support in a timely and an organized fashion
- This includes diagnose, analysis and troubleshooting of any network, routers, switches and wireless network systems spanning 3 continents UK, San Francisco, Australia and Canada
- Managed in-house and cloud based (Rackspace) servers including system installations, upgrades, maintenance and troubleshoot server related issues ensuring server optimization and on time patch updates when released
- Remotely monitored and manages Enables server farm: monitor client environments whilst identifying potential issues related to end users
- Performed weekly / monthly and quarterly maintenance tasks as assigned with a 100% on time completion
- Managed and monitored backups, including emergency restoration of system snapshots
- Developed tested disaster recover procedure plans to ensure business continuity utilizing Veritas and Rackspace technologies
- Actively participated in Enables Annual ISO 27001, SOC I & II audits, implemented and managed security measures to protect client data (DLP) and infrastructure ensuring compliance with international industry standards, including EU GDPR.
Senior System Administrator
Cority Software Inc, Toronto (ISO 27001)
09.2021 - 09.2022
- Monitor, manage and resolve network & application incidents in an organized fashion ensuring SLA metrics are met with the highest degree of accuracy including escalated issues; administered Windows/ Azure AD server environment (Toronto, St Jose, LA, Chicago, UK & Germany)
- Ensured critical Cority business applications are available 24x7x365 thus maintaining core business continuity, including Datacenter system patching and security updates
- Administer cloud-based systems such as Open DNS, FortiGate, Cisco Umbrella, O365, Adobe, configure and troubleshoot user management including authenticating new and existing users
- Deploy, manage & maintain VM’s utilizing VMWare including troubleshooting related connectivity and storage issues and deploy in cloud as and when required
- Server load balancing utilizing Barracuda, monitor and mitigate intrusion prevention, patch vulnerabilities and system hardening (SolarWinds, PRTG, DOMOTZ, Nagios)
- Monitor and enforce strict IT and security compliance ensuring successful IT Audits and asset protection & successfully participated in obtaining US Government Fedramp cloud certification.
Senior IT Systems & Network Infrastructure Support
Holt Renfrew, Toronto
03.2020 - 09.2021
- Manage, administer, and troubleshoot company wide network and data security issues, including administering users, groups, and network security policies
- (Azure Cloud & Hybrid)
- Provide network & application support on all internal and external clients requests in a timely manner maintaining first contact resolution policy and updating all incidents in JIRA ticketing system (AD password re-sets, new user creation, O365 Azure admin, VPN connectivity issues, software, and hardware troubleshooting), including Onboarding and Offboarding employees
- Install and configure wireless & LAN equipment, monitor network systems and resources, maintain and upgrade servers, laptops, and workstations
- (Remotely and onsite)
- Monitor and back up data, set up new hardware for users, install and configure VM’s including configuring MFA and authentication (FortiGate, MS Authenticator)
- Create and update confluence documentation, ensure incidents and network upgrades are properly documented according to Holt’s network and security policies.
Application & Network Support Lead
Flight Centre Travel Group, Toronto
01.2015 - 10.2020
- Technical and application support for 500+ users over the phone, in person, via e mail and using LabTech desktop sharing software, including the users from United States
- Closed 95% trouble tickets on first call / contact without escalation
- Commended for quickly resolving complex issues including system crashes, network related issues, connectivity problems, security breaches, virus infections, e mail and wireless connections
- Achieved a user satisfaction rating of 9.7/10.0 (15% higher than average); consistently logged and monitored ticket status to ensure fast, quality resolution of every issue
- Carried out application upgrades/hardware replacements and participated in company wide deployment of systems upgrades, rollouts and change management
- An active and contributing member of various IT projects answering directly to Department head and member of IT evaluation integration team.
Senior Desktop/Network Support Technician (Special Projects-Bank of Montreal)
MBI Technologies, Mississauga
09.2011 - 12.2014
Network / Data Management Administrator
Oshawa Community Health Centre and the Youth Centre
03.2008 - 08.2011
Education
BSc- Computer Science -
University of Kent
01.2000
Skills
- Applications & System support
- ISMS
- Cloud Technologies
- NOC Support
- Vendor Management
- Mobile Technologies
- LAN/WAN Admin &VPN
- RMM
- DNS,DHCP,Firewalls
- Cyber Security
- Project Management
- Wireless Networks
Certification
- Microsoft Certified Systems Engineer (MCSE/MCSA), 2008
- Database Administration and Management, 2009
- CompTIA A+ Certification, 2010
- IT Project Management Professional Certification, 2012
- Azure /Cisco / Symantec End Point / FortiGate/JumpCloud/ IPSEC /PKI &SSL, 2019
- ITIL & COBIT II Procedures
- Solar Winds, Managed Engine, Datto, AVAYA & Cisco IP Phones
- AWS Solutions Architect Associate Certification (SAA-02), 2021
Technologyprofile
LAN/WAN, Windows server 2012/2016/2019, Active Directory, Azure, DC’s, TCP/IP, DNS, DHCP, Switches, Routers, Firewalls, Wireless, VoIP, Windows 10-11, Mac OS, Linux, RMM/PSA, O365 Admin, Cisco Meraki, MS Exchange 2016, Sales Force, FortiGate, CyberArk, Hyper-V, VMware, ESXI, Jira, Confluence, Open DNS, Jump Cloud, Service Now, SQL, FortiGate, Symantec EPP, SAP, Solar Winds, ITIL, Six Sigma, COBIT, IT Project Cycles & Prioritization Matrix
Timeline
Senior Systems & Network Administrator
Enable International (ISO 27001)
11.2022 - 07.2024
Senior System Administrator
Cority Software Inc, Toronto (ISO 27001)
09.2021 - 09.2022
Senior IT Systems & Network Infrastructure Support
Holt Renfrew, Toronto
03.2020 - 09.2021
Application & Network Support Lead
Flight Centre Travel Group, Toronto
01.2015 - 10.2020
Senior Desktop/Network Support Technician (Special Projects-Bank of Montreal)
MBI Technologies, Mississauga
09.2011 - 12.2014
Network / Data Management Administrator
Oshawa Community Health Centre and the Youth Centre
03.2008 - 08.2011
BSc- Computer Science -
University of Kent
- Microsoft Certified Systems Engineer (MCSE/MCSA), 2008
- Database Administration and Management, 2009
- CompTIA A+ Certification, 2010
- IT Project Management Professional Certification, 2012
- Azure /Cisco / Symantec End Point / FortiGate/JumpCloud/ IPSEC /PKI &SSL, 2019
- ITIL & COBIT II Procedures, 2012
- Solar Winds, Managed Engine, Datto, AVAYA & Cisco IP Phones
- AWS Solutions Architect Associate Certification (SAA-02), 2021
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