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Linux System Administrator Resume

Secaucus, NJ


OS Platforms: MS - DOS, MS Windows 3.12, NT4, 95, 2K, XP, Vista, 7, 8.1, 10, 2000 Advanced Server, 2003 Server R2, 2008 Server R2, 2012 Server, 2019 Server, SMS, AS/400 V5R2, AIX 5.3, Solaris 10, Red Hat 5, CentOS 7, SUSE, FreeBSD, Fedora, Ubuntu, Debian, BackTrack 5r3, Kali 2, PwnPi, OS X, Novell 5.1/6.5, ESX4.1, ESXi5, FreeNAS 8.3, Raspian, Kodi, OSMC, Clonezilla, Ldoms, Oracle VM Server

Network Topologies and Protocols: LAN/WAN, TCP/IP, UDP, SIP, DNS, DHCP, MS Windows Active Directory, NDS

Hardware: Tablets/Laptops, IBM DS3200, IBM XSeries, SAS, Lenovo ThinkServer RS100/TS110, Compaq, HP, Apple; Cisco Catalyst 3500/6500, Cisco Router 1600/1700 Series, Cisco RV016, Cisco Pix Firewall, Arista, Various Printers including HP, Printronix, Dell PowerEdge 2950, Sophos, Foscam FI8918W, ES1000/WS1000/SM2000, Lexmark, Avaya Site Administrator & Intuity Audix LX, HP Procurve, Raspberry Pi 0/1/2/3, Arduino, Wyse Thin Client, Intel NUC, Mellanox 10Gb SFP, 50 SFP, 100 SFP, Elgato Stream Deck

Software: MS SCCM, MS Server Manager, MS Office (Word, Excel, Outlook, Power Point, Lync), MS Entourage, MS Access, MS Visio, Lotus Notes, MS Exchange Server 2003/2007/2010/2013/2016 , Microsoft Baseline Security Analyzer v2.1.1, Parallel v6, VMware vSphere, PlateSpin Migrate, Double-Take, Hyper-V, SCVMM, VERITAS Backup Exec 9.1, Citrix, Symantec Backup Exec 10, Qmail, Ghost, Acronis, Safari, Internet Explorer, Novell ConsoleOne, Firefox, Nmap, Meterpreter, Nagios, Centreon, Nessus, Ethereal, Super Scan, Encase, Snort, TCPTraceroute, TCPDump, Dameware, VNC, TeamViewer, Putty, Secure CRT, Funk Proxy, Apple Remote Desktop 3.2, iSeries Navigator, Account Courier, Peoplesoft, Kronos, JDEdwards, Microstrategy, Wowza Media Server, Wirecast, Adobe F.M.L.E., Ableton Live 9.6, Serato 2.5, Serato DJ Pro 2.0, FreeCAD, Autodesk Inventor, Blender, PyCharm, IPMITool, Rack Manager, NTttcp, Dediprog

Networking Concepts: Computer Essentials, Computer Forensics, Cisco Security, and Network Plus

Programming Languages: Bash, Python, Java, SQL, Arduino, G-Code, Powershell


Linux System Administrator

Confidential, Secaucus, NJ


  • Create, Modify, and Update Bash scripts for hardware validation purpose
  • Generate, parse SEL, and DMESG data for review
  • Replace, upgrade hardware for validation (drives, memory, PSU, SATA, backplane boards)
  • Upgrade and downgrade firmware for BMC, BIOS, NIC Windows Hyperscale Servers
  • Create, modify and upgrade Bash, Powershell, and Python scripts for hardware validation purpose
  • Generate, parse and archive SEL data for review
  • Replace, upgrade hardware for validation (drives, memory, PSU, PCIe backplane boards for riser cards, riser cards, NVME, BIOS, NIC, GPU)
  • Configure Mellanox Cards for optimal file transfer and test transfer rate
  • Troubleshoot network connectivity
  • Upgrade and downgrade firmware for BMC, BIOS, FPGA, GPU
  • Modify and run prepared Python scripts for hardware testing purpose
  • Administer Cycles for various hardware stress test (Motherboard, M2, memory, PSU)
  • Generate, parse and archive SEL data for review
  • Replace, upgrade hardware for validation (PSU, Motherboards)
  • Upgrade and downgrade firmware for BMC, BIOS, PSU
  • Build openDCIM server for hardware inventory (Test concept)
  • Compile Validation Team Hardware Inventory sheet
  • Assist with Data injection into ECC memory and log error messages

Network/System Administrator



  • Supply data backup support for all Windows 7/8.1/10 and Mac OS X 10 users in studios and on tour
  • Perform security updates and patches on local servers and user computers
  • Scan and secure laptops and portable devices before deploying on network
  • Configure Wirecast to stream on to Wowza Media Server
  • Install and configure ESXi 5 on HP Proliant G5 Server
  • Install, configure and maintain VMtools on Ubuntu and Windows VM servers
  • Setup and configure L.A.M.P. on VMs to test web design
  • Configure and administer live streaming audio and video feeds on Ubuntu server using Wowza Media Server
  • Setup drive mapping to essential folders on server for PC and Mac users
  • Administer software upgrades on a test environment using VMware Workstation 12 and ESXi 5.1 before deploying on live network
  • Configure and deploy FreeNAS servers with 10Gb Mellanox Dual Port Cards
  • Service and replace damaged server hot swappable drives and hardware
  • Perform bare metal hard drive data recovery using Acronis
  • Use Cron and Bash scripting to backup daily streaming files on Ubuntu
  • Configure Vlans on Catalyst switches
  • Setup and configure Wi-Fi security cameras to be view via web browser and cell phone
  • Configure Wi-Fi security cameras to FTP and email snap shots to servers and admins
  • Troubleshoot TCP/IP connectivity issues
  • Configure and administer SFTP on Ubuntu Server
  • Perform daily backups of audio, video, and document archives via SFTP located in Florida and Europe
  • Setup Computers for live performance on stage with Networking and MIDI capabilities
  • Provide remote network and system administration
  • Troubleshoot and support MS Office Suite for PC and Mac Users
  • On call to provide 24/7 support

System Administrator

Confidential, Hackensack, NJ


  • Assist with testing of mailboxes and services for MS Exchange 2007 to 2010 migration
  • Upgrade HP Procurve Switch 5412zl Firmware
  • Add and replace switch cards on HP Procurve Switches
  • Create, modify user accounts on AD
  • Create, group accounts on AD
  • Build, upgrade, configure, maintain, ESXi5 Servers
  • Migrate VM’s from ESX 5.0 to ESXi5.1
  • Build, configure and maintain Windows 2012r2 Servers for R&D department
  • Install, configure and maintain Exchange 2016 Server for R&D department
  • Create, modify user accounts for R&D test environment
  • Create, modify user accounts on CRM
  • Troubleshoot network connectivity issues
  • Configure HP Proliant DL360 G7 servers with raid5 after upgrading memory, drives, and raid cache memory with battery
  • Create cat5 and cat6 patch cables, both straight through and cross over
  • Create MS Lync user account
  • Configure and add printers to Windows 2008r2 print servers along with corresponding drivers
  • Setup and use Clonezilla to image pc’s with Windows 7, Ubuntu, Redhat and proprietary company applications
  • Setup and configure Dell Wyse thin client to work with Amnet VDI Infrastructure
  • Troubleshoot various BSOD issues on Window 7, for QA department
  • Upgrade Lexmark printer firmware’s to resolve SSL Heartbleed exploit

Linux/Windows Administrator

Confidential, Lyndhurst, NJ


  • Provide support to local end users
  • Install security patches and updates on local servers and user computers
  • Scan and secure laptops and portable devices before deploying on network
  • Setup drive mapping to essential folders on Linux/Windows server for PC and Linux users
  • Assist with VoIP troubleshooting for local phone system
  • Administer network hardware and server using Centreon
  • Troubleshoot TCP/IP connectivity issues
  • Build, configure and administer Redhat and Ubuntu, Windows 2008r2 Servers
  • Provide support to remote networks and systems
  • Assist in migration of entire network and servers into new office
  • Build, configure ESXi 5 servers for both test and production environment
  • Configure Cisco switches and routers
  • Setup email accounts for users on Linux

Technical Support Specialist Network/Windows Administrator

Confidential, Short Hills, NJ


  • Built and configured server roles on 30+ Windows 2008 64 bit servers on Lenovo ThinkServers TS100 and RS100 on Raid-5
  • Assist in migration of user accounts from an eDirectory environment into an Active Directory environment
  • Build and configure Windows 2003 on a Dell 2950 server to host corporate fax services
  • Build and configure Windows 2008r2 on a Lenovo ThinkServer TS100 server to host File Maker Pro Server on Raid-5
  • Build and configure Windows 2008 on two IBM 3650 M2 servers to host new TokServer and backup Disaster Recovery Tokserver on offsite location
  • Install and configure virtual Windows 2008r2 servers on Hyper-V and ESX Servers
  • Migrate old Windows database P2V using VMware vCenter Converter and migrate into ESX server
  • Configure and install Sophos Web Appliance SM2000 for security monitoring
  • Configure and install Sophos Email Appliance ES1000 for email spam/virus monitoring
  • Configure and install Sophos Web Appliance WS1000 for web monitoring and security
  • Setup and Configure two Lenovo ThinkServer RS110 with IBM DS3200 SAS rack unit to be used for corporate backup storage
  • Setup and configure Cisco RV016 VPN Router to separate outside or visiting user’s traffic from corporate network via Vlan
  • Create and administer users via Novell eDirectory and Windows Active Directory
  • Troubleshoot Exchange email and connectivity issues
  • Troubleshoot access issues (account lockout and incorrect group membership)
  • Configure and troubleshoot TCP/IP connectivity issues on Windows, Novell, and Linux (Suse) Platforms
  • Setup and troubleshoot connectivity issues with Pre-configured Cisco Switches and Routers
  • Perform data recovery for corporate and mortgage users using Acronis
  • Analyze requests and recommend solutions for first and third level support groups
  • Assist first level support group via Novell ConsoleOne and MS SCCM remote administration to troubleshoot applications and hardware issues
  • Using ZenWorks to create application deployments for corporate office and branches.
  • Second level support for MS Office, Teller, RMS, Omniform, and TokOpen and various applications need by the company
  • Document service requests and procedures on Help Desk software & follow-up on outstanding issues
  • Assist in building, troubleshooting and repairing Dell desktops and laptops when escalated
  • Assist in troubleshooting HP and Dell network printers
  • Assist in troubleshooting SCSI Fujitsu, and Cannon scanners for branch software applications when escalated
  • Assist with the setup of PC terminals, switches and router in new branches
  • Assist with updating or replacing old branch equipment
  • Support ATM and Telephone line issues
  • Assist with hardware inventory
  • Administer users on Avaya phone system

Information Security Analyst

Confidential, Delray Beach, FL


  • Active Directory (AD) User Administration (create/remove AD user accounts, modify AD user attributes, create/modify/remove AD groups, add/remove user accounts to AD groups, troubleshoot basic security)
  • AS400 Security Administration (create/modify/remove user accounts and group profiles, apply access security to work files, and programs)
  • IBM RACF Security Administration (create/modify/remove user accounts and group profiles, create/modify/remove datasets, apply access security to datasets. Run Mainframe Jobs, apply access security to Mainframe jobs, run security access reports
  • Solaris/Linux Security Administration (create/modify/remove user accounts and group profiles)
  • Security Administration for PeopleSoft, Oracle eBusiness or equivalent ERP solution (create/modify/remove users, assign roles to users)
  • Troubleshooting of access issues (account lockout, incorrect group membership, etc)
  • Security group Creation and Modification on AS/400, Mainframe, Unix, Linux, Windows Active Directory
  • Security Monitoring for Access Violation and File integrity to comply with PCI and SOX policy
  • Security assessment for projects
  • Key Management for Data Encryption
  • Troubleshooting account issues

Data Center Operator / AS400 Security Administrator

Confidential, Lyndhurst, NJ


  • Create and administer users on IBM AS/400 V5R2 OS level and Application Level
  • Perform daily tape backups for IBM AS/400, Unix AIX 4.3 Server, Windows 2000/2003 Server with VERITAS Backup Exec 9.1 and Symantec Backup Exec 10 in Data Center
  • Create and run bash scripts to perform tape backups, ftp transfers, run scheduled reports
  • Run daily reports, data archiving and clearing out of spooler tables for Fedora, Solaris, AS/400, and Unix AIX on an RS6000
  • Create and administer users on Fedora and AIX 4.3 Unix OS level and Application Level
  • Configure and Administer Qmail and user accounts on AIX server
  • Perform various operations and support for the ERP/MRP Merchandise application
  • Install and monitor server systems including RAID components
  • Create and maintain documentation for both technical support staff and users
  • Create and administer users on Windows Active Directory
  • Administer user accounts on Exchange 2003 & 2007 - Creating, modifying, and removing accounts
  • Improve productivity by creating macros, scripts and batch files
  • Setup security policies on AS/400 and AIX server to comply with Sarbanes-Oxley standards
  • Assist Security Administrator with running MS Security Baseline Analysis, facilitate testing for Sarbanes-Oxley Security Audits, remediation of observed deficiencies, scans for unauthorized rogue Access Points, and re-certification of user access control lists
  • Setup security policies on AS/400 to comply with PKI standards
  • Review and maintain security ACL
  • Act as technical liaison between Application Owners and Department Heads to build strong relationships, improve performance and avoid unscheduled outages
  • Assist in migration of user accounts to new Confidential Domain and MS Exchange 2007
  • Configure and troubleshoot TCP/IP connectivity issues on Windows, Unix, Linux, AS/400, Mac OS X Platforms including HP desktop and server hardware, Dell laptops, HP, Paxar, Printronix network printers and other peripherals for desktop and scanners.
  • Install, configure, and troubleshoot application software including Microsoft Office, Internet client software such as IE, Firefox, Safari, Exchange Clients, Entourage 2004/2008, IBM iSeries Access for Windows and Telnet.
  • Provide first, second, and third level helpdesk support to all Confidential New York users, which includes but, is not limited to; two dozen servers, 2000 desktops & laptops (in Windows 2000/XP, MAC OSX environments), and 300 printers
  • Install, configure, and troubleshoot application software including Microsoft Office, Internet client software such as IE, Firefox, Safari, Exchange Clients, Entourage 2004/2008, IBM iSeries Access for Windows and Telnet.
  • Perform PC/Mac format rollouts

Technical Advisor

Confidential, Jersey City, NJ


  • Constructed, maintained, and repaired computer hardware and software applications in a classroom environment.
  • Managed installations of MS Windows and Linux clients as well as server operating systems while implementing security policies; as well as, creating user accounts and permissions with MS Active Directory.
  • Participated in a team effort to design and implement a successful network consisting of multiple operating systems; such as, MS Windows 2003 Server, Linux Server, Linux Workstations, and XP Workstations. Configured both client and server systems with e-mail (MS Exchange Server 2003), FTP (File Transfer Protocol), and File Sharing between the various stations.
  • Forensic analysis on Windows, Unix, and Linux Platforms
  • Perform security enumeration of various OS platforms (Windows, Unix, Linux) with nmap
  • Setup and administer Cisco Switches, Routers, and PIX firewalls
  • Setup and perform NIDS with Snort

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