Profile

• A Linux / Unix System Administrator with 8 years commercial experience concentrating primarily with Redhat, Sun Solaris, Oracle DB, SQL and networking. Within these main areas, have configured and managed critical servers and customised bespoke databases. Specialises in the design, implementation and administration of infrastructures within the Linux environment.
• Possesses transferable skills developed across multiple industry sectors including Information Technology, Telecommunications and Retail. Have efficiently managed networks of 50 to 300 users as well as effectively worked on project and design based assignments. Successfully worked with teams of up to 20 professionals as well as on demanding individual assignments.
• Strong analytical and problem solving skills, a resourceful team player with excellent decision making skills and the ability to multitask as well as think laterally. Confident, conscientious and charismatic, with relationship building being a strong part of my armoury. Works well under pressure and have the ability to work autonomously with little supervision. Dedicated to ensuring positive atmosphere in a workplace as well as providing excellent customer service.
• Currently residing in Santa Monica on an L2 Visa and in the process of obtaining an Employment Authorization Document. Seeks contract or permanent work being immediately available for both interviews and starts for most locations in Southern California, having since been based in London.

Technical Skill Summary:

• Operating systems: Red Hat 5.X-6.X, CentOS, Sles 9.X 10.X 11.X 12.X, Oracle Solaris 8.X-9.X-10.X
• Ubuntu, Open Suse, HP-UX, HP-TRU64, IBM-AIX, Microsoft Server 2000-2003-2008
• Languages: Bash, Perl, Php
• Databases: Oracle 7-8-9-10-11, MySQL 4/5.X, SQL Server, Ibm informix
• Cluster: Oracle RAC GRID infrastructure.
• Storage: Dell Eqallogic, NAS, private SAN.
• Web Server: Apache, Nginx
• Application Server: Tomcat
• Load Balancer: Nginx
• Services: DNS Bind , SMTP, NFS, Samba
• Database objects/Ref: PL/SQL, T-SQL.
• Network Connectivity: ODBC, TCP/IP.
• Software/Desktop: Toad, Sql Developer, Sql Navigator, Remedy TT, Jira TT, Microsoft SQL 2000, Microsoft Office, Apache, Lamp, IIS, LAMP, Ubuntu Desktop, OpenOffice, PC networking and hardware support, Ubuntu, Linux Environment, VMWARE, ORACLE VBOX, Java, Jre.

REFERENCES AVAILABLE UPON REQUEST

Employment History

Confidential

Linux Systems Administrator

Responsibilities:

• Suse, Redhat, Ubuntu and CentOs Hp-Ux system and network Administration
• VmWare Esx administrator
• Nagios Administrator and developer
• Architectural design and development of environments for new services
• Building and configuring network infrastructure for Suse, Ubuntu, Linux Red Hat and CentOs systems
• Applying patch for Suse, Ubuntu, Linux Red Hat, Microsoft and CentOS systems
• Installing and configuring new Linux machine on VmWare Esx
• Installing and configuring new Mysql, IBM Informix Database
• Installing and configuring Apache, Java, Tomcat, Nginx NFS on Linux System
• Implementation of SSL certificates
• Monitoring and administration of the existing Linux systems
• Dns Administration with Bind on Linux and on Microsoft
• SMTP Administration
• Implementing policies for backup
• Release of technical documentation for 2nd line technical support and final customers
• Performing network and server troubleshooting procedures
• Administrating, troubleshooting and configuration of networks and systems
• Maintaining, creating and editing SQL Scripts and PL-SQL stored procedure
• Maintaining, creating and editing Bash script.
• Achievements:Improved the system and website performance, on the kernel/application tuning, thereby increasing the number of the clients and change requests by 30 .
• Improved monitoring with custom and Nagios scripts. This helped Glass Guide to reduce the incidents on the systems by 50 in one year.
• Rebuilding web applications in shorter time frames how long did it take before and how long does it take now with the same hardware, by using and promoting open source products such as insert names of the products
• Technical snapshot:Linux, Oracle, My Sql,IBM Informix, SQL, PL-SQL, RedHat, Cent OS, Suse, Microsoft Server, IIS, Hardware, Dell EqualLogic Storage, NFS, ISCASI, TCP-IP, Cisco, SLA, load balancing, Php, Tomcat, Apache, Nginx, bash, ksh, Chef, Puppet

Confidential

Systems Administrator / Oracle DBA

Responsibilities:

• Redhat and CentOs system and network Administration
• Architectural design and development of environments for new services
• Building and configuring network infrastructure for Linux Red Hat and CentOs systems
• Applying patch for Linux Red Hat and CentOS systems
• Installing and configuring new Linux machine and Oracle RAC db/clusters
• Monitoring and administration of the existing Linux systems
• Implementing policies for backup
• Release of technical documentation for 2nd line technical support and final customers
• Monitoring and routine maintenance to prevent problems on regional clusters in HA High Availability
• Posts diagnosis and analysis of search engine malfunctions of system hardware Cogent PMA Elite on Linux Red Hat
• Performing network and server troubleshooting procedures
• Administrating, troubleshooting and configuration of networks and systems
• Oracle RAC 11R1 and 11R2 database and cluster administration
• Maintaining, creating and editing SQL Scripts and PL-SQL stored procedure
• Maintaining, creating and editing Bash script
• Developing a new platform to improve performance with a load balancer and a high reliability cluster
• Checking hardware, taking a snapshot of the hardware system ILOM and, in case of any problems, liaise with the hardware vendor
• Creating SLA reports of the airport networking performance
• Preparing and running work conferences with the company to improve the service and to plan the service request, writing documentation and delivering scheduled training sessions on the product to the client
• Achievements:proactively initiated and singlehandedly created a web platform to monitor the network performance which significantly increased the network reliability.
• helped the networking group to minimise the delays by meeting all SLAs. As a result of my commitment and additional voluntary work the company did not pay any charges for overrunning their projects during the entire time I worked for them.
• exceeded client expectations regarding the quality of my work and received a lot of praise for the courses I designed for the client.
• Technical snapshot:Linux, Oracle, RAC cluster, SQL, PL-SQL, RedHat, Cent OS, Microsoft Server, IIS, Hardware, Dell Storage, NFS, ISCASI, TCP-IP, ATM, BIRTH framework, Juniper, Cisco, SLA, load balancing, GRID, UDEV, bash, ksh

Confidential

Oracle Administrator and SQL / PL-SQL Developer

Responsibilities:

• Checking performance and monitoring the HP-UX systems.
• Monitoring the performance of the Oracle Database.
• Designing SQL scripts and stored procedures.
• Analysing mobile traffic with the purpose of verifying whether there was any fraud and that the product was working properly.
• Preparing bash scripts to control the platform.
• Installing, configuring and monitoring of the Jira Trouble Ticket system on Linux Red Hat and Microsoft.
• Achievements:Thanks to my work and support the Customer Service department recorded a 20 reduction in the amount of fraud, compared to the previous 2 years.
• Technical snapshot:Linux, Oracle, SQL, PL-SQL, Red Hat, Microsoft Server, IIS, Hardware, NFS,
• Sql Server, Jira, Remedy TT, SLA, FMS, MySQL, Service guard cluster, Unix, Bash, VMWARE, VBOX, ksh

Confidential

Security Linux System Administrator of all platforms for the CASC application Control Access System Control , which was concerned with security of business critical systems across TelecomItalia.

Worked on the following project:

Confidential

• The project involved the configuration of the Linux domain controller and the centralisation of domain users in the Barclay database. CASC used the Openldap / kerberos protocol for Unix systems and Active Directory for Microsoft systems. My responsibilities included installing and configuring Open Ldap and Kerberos on all Unix Systems and Microsoft, managing policy domains, configuration on the Unix Ldap / Kerberos Server and configuring strong authentication by a RSA token or a biometric reader. I also configured and managed the domains, Active Directory configuration on a Microsoft Domain Controller, Managing SSL certificates and policy settings as well as server patching and network configuration.
• Achievements:I successfully managed excessive workload, configured Domain Controllers and liaised with thousands of users. I worked on the exercise, delivery and testing platform and configured tens of machines every day which required excellent time management and organisation skills as well as the ability to work under pressure and in stressful conditions.
• Technical snapshot: Linux, Unix, VMWARE ESX, Sun, Hp-UX, IBM-AIX, TRU64, Red hat, Suse, Ubuntu, Microsoft Server, Domain Controller, LDAP, Kerberos, Radius, networking, TCP/IP, Jira, Remedy, load balancing, Standalone server, Policy, RSA, exchange keys, public and private keys, Active Directory, bonding.

Confidential

Hired as a Web System Administrator / Linux System Administrator, responsible for managing the Web Server of the H3G mobile portal.

Responsibilities:

• Monitoring Web Server as Apache and Tomcat / Application Server as Weblogic.
• Monitoring daemons, processes and available space Unix and Microsoft Systems
• Managing the MySql Database.
• Patching and hardening on Linux Red Hat and Sun Solaris systems of the H3G portal.
• Achievements:I took initiative to develop automatic scripts as well as fix space / memory problems to improve the monitoring of the platform.
• Technical snapshot: Apache, Tomcat, Weblogic, Glassfish, SQL Server 2000, MySql, Oracle, Squid, Linux, Unix, Bash, Perl, SQL, Sun Solaris, Tibco, Red Hat, Active Directory, VMWARE, VBOX, Sql server

Confidential

Hired as a Hardware and Software Support Analyst / Customer Service Specialist to solve clients' issues and provide outstanding customer service to private and business clients via telephone, email and chat. Worked with a team of 20 Support Analysts.

Responsibilities:

• Providing 1st / 2nd Line Support services to 1000 users
• Hardware analyst for Microsoft and Linux Servers
• Software analyst for Microsoft Workstations
• Achievements:Consistently met all support SLAs and ensured consistent customer satisfaction. This resulted in high levels of client retention.