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Linux System Administrator

San Francisco, CA
$ 95 000 - $ 110 000
November 10, 2018

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Aleksandr Rybev

San Francisco, CA

TEL: 415-***-****


Mountain View, CA 94043

Lab Administrator


Installation, configuration and troubleshooting Ubuntu Linux servers

Racking / stacking hardware lab

DHCP, DNS and WiFi configuration

Connecting and configuring switches

Testing / troubleshooting Android phones



San Mateo, CA 94402

Linux System Administrator

03/2018 – 09/2018

Responsible for Ubuntu Linux servers, including:

Samba share file server, Bit Defender antivirus server, OpenFire and Mattermost chat servers, Bugzilla server, DHCP server, Nagios server.

Hands-on experience with Installation, configuration, Backup and Administration of Ubuntu16 servers

Hadns-on experience with LAMP servers, including:

Installation/Configuration: Linux OS, MySQL/PostgreSQL, PHP, Apache2

Hands-on experience with Clamav, SCP, Crontab, NFS, Backup, SSH, DNS, Networking, Users/Groups, File permissions, security updates/upgrades, Firewall, Kernel compilation.

Writing Bash scripts to automate Linux and simplify my business duties.

Vmware V-Sphere experience

Hands-on experience with Nagios Xi – Installation / configuration, monitoring Linux / Windows servers and Windows work stations and MACs

Desktop User support:

Installation, configuration, troubleshooting and repair of MAC Pro/MAC OSX and WIN10 systems.

Backups, Antivirus, Security, Printing, Upgrades and Updates

Troubleshooting user computer issues and helping users with problems

Experience with security (encryption, authentication,symmetric/asymmetric, public/private keys)


Creating FAQs for users and ensuring these FAQs are up-to-date and accurate.

Build an internal wiki with technical documentation, manuals and IT policies

Office 365 administration.


San Francisco, CA 94121

System / Network Administrator

02/2010 - 02/2018

High Level Customer Service and Support

Hands-on experience with Installation/administration/backup/troubleshooting of Linux: RedHat/CentOS/Fedora/Ubuntu. (Crontab, Puppet, DHCP, DNS, SSH, NFS, Samba share, SCP, Apache2, Cobbler/Kickstart)

Active Directory implementation and administration on WIN 2008/2012

Network file sharing systems (NFS/DFS).Windows Deployment service, DCHCP/DNS service, File share service, Printer cervices, WSUS, Back up Service.

Experience with /WIN7 /WIN10 /Mac Pro/Mac OSX

Hands-on experience with TCP/IP Networking protocols, including Ethernet, IP addressing and subletting, Switching, Routing, LAN/WAN, VLAN, DNS, DHCP, NAT, PAT, OSPF and network monitoring

Experience with Vmware Vsphere 6-6.5 and Hyper-V

Experience with Bash. (Currently I am studding Ruby)

Server / PC desktop hardware : SuperMicro, DELL, HP (repair, installation, configuration, rebuild existing servers, build PC desktop and servers from scratch)

RAID (RAID 0, RAID 1, RAID 5, RAID 6) installation, maintenance and troubleshooting (3ware, Adaptec, MegaRaid)

Nagios – Installation / configuration and monitoring.

Experience with F-5 Load Balancer

Office 365 – Installation/Configuration and Troubleshooting

Experience with Google Apps

Configuring and troubleshooting VPNs ; SSL\IPsec and ACLs

Experience with Cisco routers and switches, Juniper

Experience with firewalls: Fortinet, Cisco/ASA, Sonicwall

Salesforce, Cacti, Trend Micro, Symantec Endpoint Protection, McAfee, Bit Defender.

Windows and Linux server backup + R1soft - Server Backup Manager, SyncBack Pro, Clonezilla, Acronis

Data center experience, including cabling (CAT 5/5e, CAT 6, Fiber Optic ) racking/stacking, KVM, patch panel( Racktable, Hardcat)

Remote Server Monitoring/Management through KVM / IPMI/VNC

Responding to Network and Systems Alerts

Responding to DDoS attacks and mitigate as needed

Experience with VOIP systems

Assistance with office systems, special projects, and additional duties.


Foster City, CA 94404


03/2007 - 12/2009

Installation and management of Microsoft Windows Operating Systems images - Windows /2000/XP/2003/Vista/MAC Diagnose & repair PC/MAC hardware & software,

Create and maintain user accounts/security user permissions on AD


Configuring, installing, and supporting desktops/laptops.(DELL/IBM/Mac)

Configuring and troubleshooting various printers and scanners.

Support wireless phones (iPhone/Blackberry) office Wi-Fi routers

WAN/LAN Troubleshooting

Troubleshooting TCP/IP connectivity issues across a variety of technologies (LAN/Dial-up/Broadband/Wireless)

Support Security Standards (anti-virus/anti-spam/firewall/patching)

MS Office support, troubleshooting and problem resolution skills

Perform software and hardware updates and patches on a regular basis Deployment and installation new/upgraded computers for the users Support backed-up data recovery on failed hard drive

Scheduling and relocation of desktops during office remodels and relocations Maintains passwords, data integrity, system access and security (including access rights and group memberships)

Participation and training Desktop team members

Internet Explorer, Fire Fox

Active Directory

Norton Ghost


Remedy Ticketing System


San Francisco, CA 94128


05/2005 - 01/2007

Desktop and Laptop support of HP and IBM hardware including installation and configuration of hardware and software applications

Microsoft system image creation using Symantec Ghost.

Networking (TCP/IP, DNS, DHCP, Wi-Fi) and troubleshooting connectivity issues.

Supporting Microsoft Office and configuring Microsoft Outlook to use Exchange.

Supporting Windows XP/2000

Set Up, Repair, Troubleshooting, installation and configuration

of various network printers

Establishing accounts, orientation with first time logon, and troubleshooting user issues

Providing knowledgeable assistance with standard desktop programs and operating systems including the Microsoft Office application

Internet Explorer & Firefox /Set Up, Troubleshooting

Support Novell Client

Remedy Ticketing System


Muurisepp University, Tallinn, Estonia

Bachelor Degree in Electrical/Mechanical engineering

City College of san Francisco

Networking, Network Security, Wireless Networking, Linux

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