10/26/2024 updated

**** ******** ****
partially available
info: Available evenings and weekends

Linux System and Network Administrator

Canada
Only remote
Network Administration (Incl. CCNA)
Canada
Only remote
Network Administration (Incl. CCNA)

Profile attachments

KVelikov_CV.pdf

Link Aggregation (Ethernet)Active DirectoryIBM AIXAmazon S3AutomationBash ShellBorder Gateway ProtocolUbuntu (Operating System)CentOSCloud ComputingConfiguration ManagementComputer NetworksDynamic Host Configuration ProtocolDebian LinuxLinuxNetwork Address TranslationEnhanced Interior Gateway Routing ProtocolVMware ESX ServersGroup PolicyHot Standby Router ProtocolHyper-VInfrastructure ManagementInternet Protocol Security (IP SEC)Virtual Private Networks (VPN)Linux AdministrationWindows ServersNetwork AdministrationCitrix SystemsNoSQLOpen Shortest Path FirstWindows PowerShellRed Hat Enterprise LinuxRedisCloud ServicesAnsibleTCP/IPVirtual LANVirtualizationVMware VSphereXen ServersScriptingVLAN Trunking Protocol (VTP)Administrative OperationsApache CassandraVba Programming LanguageTerraformCiscoDatabase AdministrationDockerOracledb
Linux Administration
Extensive experience with various Linux/UNIX platforms including RHEL/CentOS, Debian, Ubuntu, and SunOS. Strong in Linux Administration and troubleshooting.

Network Administration
7 years of Network administration with Cisco, Netgear, Netgate / Pfsense. Proficient in TCP/IP, VLAN, LACP, STP, VTP, SSH, DHCP, NAT, ACL, VPN, RIP, EIGRP, OSPF, BGP, HSRP, IPSec, HA Proxy.

Virtualization
Extensive experience with Virtualization products including VMWare ESXi, Citrix XenServer, Hyper-V, Docker. Managing VMWare vSphere environment and supporting virtual infrastructures.

Windows Server Administration
3 years of experience with Windows Server 2008/2012/2016/2019 administration. Proficient in Active Directory, Group Policy Management, and various Windows server roles. SCCM, WSUS.

Cloud Services
Experience with Microsoft 365 administration and AWS S3 object storage applications. Familiar with cloud-based services and infrastructure management.

Automation and Scripting
Focused on automation with BASH, PowerShell and VBA. Experience in implementing and managing configuration management tools like Ansible and Terraform.

Database Management
Experience supporting NoSQL databases like Apache Cassandra and Redis. Worked with AIX Oracle DB environments.
 

Experience

Professional experience0 - 5 years
Freelancer since2024

Languages

EnglishNative speakerFrenchGood

Project history

Linux Administrator / Senior Technical Support Engineer

Cloudian Inc.
Managing Linux HA Storage clusters, performing kernel and application tuning, automating tasks, troubleshooting networks, supporting NoSQL databases, and managing Docker environments.

Network and System Administrator

Avon Canada
Managed VMWare vSphere environment, supported Cisco network infrastructure, migrated storage systems, and administered various Windows server roles and backup infrastructure.

System Administrator

GHGSAT Inc.
Administered UNIX/Linux servers, managed LDAP, supported network infrastructure, and handled various system administration tasks including virtual environments and Microsoft 365.

System Administrator

SpaceBridge Inc.
Administered UNIX/Linux and Windows servers, configured network devices, managed Microsoft 365, and implemented various IT systems including backup and monitoring solutions.

Jr. System Administrator (Integration)

Insight Canada
Deployed and configured Windows servers and desktops, managed Cisco network devices, performed various system administration tasks including VBA automation and hardware assembly.

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