Linux Systems Administrator:

• 20-year veteran. Manager. Trainer. Mentor.
• Specializing in heterogeneous server/client infrastructures making Linux, Windows, and Mac OS X systems play well together. Wealth of experience including Enterprise, Webhosting, Advertising, and Non-Profit Industries.

Technical Skills

Linux / UNIX

• OS: RHEL, CentOS, Fedora Core, AIX, Ubuntu, Gentoo, Mac OS X Server
• Apps: Apache, MySQL, PHP, Ruby-on-Rails, Subversion DNS
• Standards: PCI-DSS, HIPAA
• Scripting
• Languages: bash, HTML, CSS, PHP, Perl,
• CMS: Wordpress

Professional Experience

UNIX Systems Administration, Sr. Advisor

Confidential

• Team Lead: Configuring, coordinating, and training our team of Internal UNIX PCI Auditors in order to successfully prepare for official PCI Audit including:
• Assessment: Through bash shell scripts to check twelve categories of compliancy for four UNIX types: AIX, Solaris, RHEL/CentOS, and HPUX
• Remediation: Coordinated and Assigned Changes to Steady State Team
• Certified Information Systems Auditor CISA Certification documented time

Confidential

• Team Lead: Responsible for 300 RHEL, Solaris, and AIX servers Merging and implementing best practices, including:
• Documentation Policy Manuals and Standard Operational Procedures
• Training Including OPAS Remedy , Processes, Procedures, Inventory, KACE, Monitoring, Storage, and Backup
• OPAS Remedy Full and thorough testing in OPAS for the UNIX Steady State team
• KACE Agent installation and testing
• Migration Physical-to-Virtual VMWare vCenter and Geographic Relocation of Data Centers

UNIX Systems Administrator

Confidential

• 500 Mac OS X, Linux RHEL, SuSE, Gentoo , AIX Servers
• Final level of Support
• Engineering
• Configuring
• Steady state
• Performance
• Uptime
• Capacity
• Security
• Projects include:
• Moving 400 AIX, Linux and Mac servers
• Engineering and configuring new virtual AIX HMC and RHEL/CentOS VMWare
• Migrating AIX Servers to virtual environments running IBM HMC 7.3.0
• Migrating Linux servers to virtual environments running VMWare VCenter Server 5.0
• Resolved Disaster Recovery issues for Linux Servers running CA ESP System Agent
• Resolving and ensuring compliance for all Linux and Mac servers
• Bash shell scripting for day-to-day administration and migration project
• Hardware Support includes System i Servers, RAID, SAN, Networking

Engineer, IT Support

Confidential

• 5000 End-user Support on Macintosh and Windows.
• Resolved all Mac OS X Desktop issues
• Assisted with Windows Desktop issues
• Responsible for all local offices
• Writer Technical and How-To articles for IT and Company
• Projected upcoming yearly IT budgets for local departments

Business Specialist

Confidential

• Retail Sales for Apple Retail:
• 350,000 in retail sales
• Providing customers with the complete Mac-based solution
• Served as the Mac OS X Server Expert for the Business Team

Solutions Engineer

Confidential

• Infrastructure Solutions Provider for NYC and DFW Clients. Designed, built and deployed Linux, Mac Windows based solutions. Deployed servers running Linux, Mac OS X Windows. Constructed solutions based on clients' needs for various applications included but not limited to: Mail, Calendar, Contacts Web Development Networking File Storage, Backup Recovery.
• Deployed Solutions includes Projects listed in initials due to the possible sensitivities :
• Original server and workstation infrastructure was essentially non-functioning. From the ground up, we deployed Mac and RHEL based servers to completely resolved their File, Development, Database, Backup / Recovery, Mail, DHCP / DNS, VPN, RAID, and SAN issues.
• Deployed Mac OS X Server based solution running Open Directory to manage 200 Mac workstations. Resolved File, Backup Recovery, Font, and Security issues.
• Mac OS X Server based SANS solutions for Video Editing
• Proposed, configured, deployed, and maintained RHEL web and development servers.
• Infrastructure audit Proposed, configured, deployed, and maintained Mac and CentOS based solutions to resolved Networking, File, Management, Backup Recovery, and Mail.
• Bash shell scripts used to help implement solutions

Security Analyst

Confidential

• Brought on-board to do a sample security analysis and auditing for the KwaZulu-Natal providential government in South Africa. Evaluating four 4 Departments, we used the following tools to aid us in our assessment:
• Nessus Network Assessment
• GFI Languard Network Assessment
• Helix Systems Assessment and Evaluations
• Wireshark Network Traffic Assessment
• Airmagnet Wireless Vulnerabilities Assessment
• EnCase
• Forensic Toolkit
• Acronis
• Bash shell scripting

Linux Systems Administrator

Confidential

Designed, deployed, and managed 50 Linux-based servers RHEL, Fedora Core, Gentoo successfully integrated into the Windows 2003 Active Directory network.

• Web Planned, designed, configured, installed, deployed, maintained the migration from Microsoft ASP.NET web solutions to Open Source web solutions running RHEL, Fedora Core Apache PHP, Ruby-on-Rails, Subversion.
• Open Source Development - RHEL, Fedora Core Apache PHP, Ruby-on-Rails, Subversion
• Database Configured, installed, maintained Microsoft SQL 2000/2005, MySQL 3/4/5
• Active Directory - Successfully migrated from Window 2000 to Windows 2003
• Exchange - Migrated from 2000 to 2003 to 2007
• File Server Upgrade from 300GB to 2.4TB in RAID 5 solution
• Backup/Recovery - Deploying Backup Exec, Tar on a LTO2 Tape Drive system

Network Operations Manager

Confidential

• Manager SysAdmin of 50,000 standalone Linux-based RHEL, Fedora Core, Centos, Debian, FreeBSD web and database servers
• Managed a team that builds and brings online 30 servers a day
• Managed 15 employees which included Tech Support, Data Entry and Development

IIS Global Developer Support

Confidential

Support for all supported versions of Internet Information Services on their respective operating systems. Support included Developer, Debug, Performance, Network, Crash and Hang Dumps, Permissions, Settings, Setup. Support also extended to Passport and integration issues with Platforms, Networking, ASP, ASP.net, Security, and Exchange.

Network Operations Manager

Confidential

• 50 servers running Red Hat Linux CentOS, Fedora Core .
• WAN Connectivity for dialup, ISDN, DSL and T-1 customers.
• Manager of Technical Support.
• Admin Web Servers.
• Webmaster.

Network Operations Manager

Confidential

• Deployed, maintained 2500 shared, dedicated, co-located and internal servers running Red Hat Linux, CentOS, Fedora Core, FreeBSD and Windows 2000 serving more than 175,000 customers
• Titles during tenure also included
• Manager of the NOC team
• Linux Systems Administrator
• Windows Systems Administrator
• Security Administrator
• Member of the Abuse Response Team that is responsible for outgoing/ incoming spam, policies and procedures, intrusion monitoring, server abuse and coordinating investigations with the FBI on numerous occasions.
• Managed team that deployed 10 servers per day

Linux Systems Administrator

Confidential

• Systems Administrator and Technical Support supported 30 workstations and 5 servers for an advertising and market firm. Administrated the following operating systems: Linux Red Hat , Windows 2000 Server, Windows 2000 Pro, Windows 98, Macintosh OS 9, Macintosh OS X.
• Spec out rewiring of entire network
• Designed and constructed infrastructure from the ground up
• Server uptimes on UNIX-based servers: 1 year
• Set Information Technology policies for the company
• Managed Assets and Depreciation for all IT-related equipment
• Migration from a single Windows NT 4 Server to 3x Linux and 2x Windows 2000 Servers

Linux Systems Administrator

Confidential

• Systems Administrator and Technical Support for Web-based Developer Community.
• Administrated 10 Linux servers.
• Implemented backup procedures tape maintenance, backup scheduling and file and system recovery.
• Spearheaded and reinforced several security procedures including physical access, improved passwords and hardening techniques.
• Firewall solution for co-located facilities and drew plans for redundancy for all ends for internet servers handling about 150,000 hits, 35,000 page views and 7,500 visitor sessions daily on average. Initiated antivirus solutions for our Windows clients and Mac clients running Microsoft products none in place before I got there . Antivirus protection for our mail and mailing list servers processing on average about 120,000 e-mails a week. Initiated company wide procedures to ensure speed, reliability and stability for all Windows clients.
• Revamped and rebuild some of the hardware configurations for our servers and server environment 6 hard drives in a mid-tower, redirecting air-conditioning vents, etc. .
• Set Information Technology policies for companies
• Rebuilt of networks, servers and workstations
• Managed Assets and Depreciation for all IT-related equipment