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Sr. Linux Engineer Resume

Downers Grove, IL

OBJECTIVE:

Seeking a position as hands on technical team lead or a senior level engineer/architecture role in a fast paced highly available environment.

SUMMARY:

  • 14 years experience in industry from international companies to growing start - ups
  • Advanced in Solaris 2.3 - 10, Linux (All Commercial Versions), OS X, FreeBSD, OpenBSD, OpenSolaris, AIX, and HP-UX
  • Advanced in hardware and software maintenance for most platforms (i.e. HP, Sun, IBM, Dell, Apple)
  • Advanced in cost saving and performance improvement through hardware and software virtualization
  • Knowledgeable in server builds, disaster recovery, and security techniques
  • Knowledgeable in Windows Platform (NT, 2000, XP, 2003, 2008, 2008 R2, Vista, 7)
  • Knowledgeable in Advanced Windows techniques (clustering, SQL server, Exchange server)
  • Knowledgeable in shell scripting, cfengine, C, Perl and Python
  • Knowledgeable in SAN Administration (Hitachi, EMC, 3PAR, Equal Logic, Brocade switches)
  • Clustering experience with Veritas, Sun, Windows and Mosix
  • Excels working in a high availability 24/7 atmosphere
  • Experience leading teams of up to 32 administrators of various technical backgrounds and skill levels
  • Experience in leading projects of substantial duration

WORK EXPERIENCE:

Confidential, Downers Grove, IL

Sr. Linux Engineer

Responsibilities:

  • Hands on Linux, Windows, SAN/NAS, Citrix, and Network Administration
  • Architect automated solutions to allow minimal administrators to manage the environment
  • Built out Zenoss solution to monitor all systems with custom ZenApp plugins
  • Manage and upgrade Citrix environment to latest versions
  • Bring Windows environment to latest version
  • Implement Windows SUS and Redhat Satellite server to automate patching
  • Implement Cisco ASA and IPS/IDS to protect internal network and establish a DMZ
  • Harden Linux builds for DMZ applications
  • Capacity planning in a NetApp NAS environment
  • Scripting to automate Linux administration tasks a. Hands on with current technology, Open Source software, Dell Hardware, NetApp filers, iSCSI, NFS, Redhat Linux, Windows 2003 - 2008 R2, Cisco firewalls, Dell Switches

Confidential, Naperville, IL

Sr. Technical Manager OS/Network

Responsibilities:

  • Hands on UNIX, Windows, and Network Administration
  • Managing staff managing UNIX, Windows, and Network Engineers
  • Architecture and design of customer hosted solutions for hardware, OS, and networking
  • Responsible for design of backup, recovery, SAN, and redundant solutions
  • Responsible for design of virtualized solutions for customer cost savings
  • Architecture and implementation of Kickstart and Cfengine to enable remote installs
  • Responsible for scheduling of staff
  • Responsible for training staff on new technologies
  • Responsible for day to day operations of hosted facilities in Oak Brook and San Francisco
  • Responsible for remote staff in San Francisco and Buenos Aries
  • Responsible for directly assisting customers troubleshoot and tune their environments
  • Responsible for level 3 issues related to Solaris, Redhat, Cisco, SAN/Backup environments
  • Responsible for server builds, deployments, and customer roll - outs/upgrades
  • 1Report to Vice President and COO directly a. Sr. Technical Management, Hands on with current technology, F5 Load Balancers, Dell Equal Logic and 3PAR SAN, Oracle Database and Middleware environment, Directly interfacing with customers

Confidential, Chicago, IL

Unix Consultant

Responsibilities:

  • Scripting and automating day to day tasks
  • Responsible for capacity planning and tuning of OS, SAN, Backup/Recovery, and Network
  • Responsible for day to day operations of the datacenter and facility as needed
  • Report to Vice Presidents and Sr. Vice Presidents at Confidential
  • Managed intermediate to large projects
  • Third level technical support for all UNIX (Solaris/Linux), SAN, and Windows related issues
  • Integrating IT resources between Confidential, Euronext, SIAC, and Confidential
  • Managing overnight operational managers and their staffs as needed a. Automation, Project Management, Engineering, Financial Environment, Stock Exchange

Confidential, Northbrook, IL

UNIX Architect, Infrastructure Design and Planning

Responsibilities:

  • Design hardware and software configurations to supply solutions to the business
  • Leverage free and open source software where available for cost saving solutions
  • Virtualization of hardware and software for cost saving solutions
  • Managing large and complex projects
  • Coordinating hardware and software roll outs enterprise wide
  • Test emerging technology to leverage in cost savings or performance improvement a. Solaris 10, Sun Volume Manger, Veritas Clusters, Sun Clusters (HPC), Veritas Volume Manager, Hypervisor LDOM), Zones, ZFS, Hitachi Enterprise - Level, 3PAR, M9000 - M5000, Sun Blade Technology (SPARC/X86/X64), Brocade Switches, Project Management, Architecture

Confidential, Chicago, IL

Sr. UNIX Engineer/Technical Manager

Responsibilities:

  • Managing team of UNIX and Windows administrators
  • Responsible for the training of staff in Unix/Linux/Windows administration and process/procedures
  • Responsible for planning of hardware/software installations
  • Responsible for scheduling of staff
  • Responsible for capacity planning and tuning of OS, SAN, Backup/Recovery, and Network
  • Responsible for day to day operations of the datacenter and facility as needed
  • Report to Managing Directors and Sr. Vice Presidents at Confidential
  • Managed intermediate to large projects
  • Third level technical support for all UNIX (Solaris/Linux), SAN, and Windows related issues

Confidential, Chicago, IL

UNIX Engineer

Responsibilities:

  • Managed small and intermediate projects
  • San (Hitachi USP - V - 9970, EMC CX700 - 300, 3PAR, Netezza) administration
  • Cluster (Veritas, Microsoft) management
  • Software upgrades and patch/package management
  • Performance tuning and system analysis
  • Big Brother monitoring, management, and updates
  • Sun/Intel hardware maintenance
  • Oracle installations (Database and clients)
  • System security audits (Solaris/Linux)
  • Server builds and audits (Solaris/Linux)
  • Backup and Recovery procedures with Netbackup
  • Managing team of UNIX and Windows administrators
  • Responsible for market open and close (Equities, Options, Bonds, Index, and BB)
  • Responsible for day to day operations (1st, 2nd, and 3rd shifts 24X7)
  • Responsible for the training of staff in Unix/Linux administration and process/procedures
  • Responsible for the installation Windows servers (2000/2003)
  • Managed SQL clusters (Windows cluster environment) for DBA team a. Solaris, Veritas Clusters, Hitachi Enterprise-Level, EMC, 3PAR, Netezza, Sun Fire 280r 4800, Brocade switches, Financial Environment, Stock Exchange, Management

Confidential, Chicago, IL

UNIX Consultant

Responsibilities:

  • Software Upgrades (patching and installing new software. i.e. Veritas, Openssh, GCC, etc).
  • True Copy maintenance (Hitachi 9980s and 9970s)
  • Veritas Cluster management
  • Sun hardware maintenance
  • Network installation and maintenance
  • Big Brother updates and management
  • System Security (sudoers, firewall, etc)
  • Configuration and Service Tracker (CST) installations and configuration
  • Host Explorer installation and setup
  • Tripwire installation and configuration a. Solaris, Veritas Clusters, Hitachi 9900, Sun Fire 280r 4800, True Copy, Brocade switches, Big Brother, CST, Host Explorer, Tripwire, Financial environment, Stock Exchange

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