System & Network Administrator Resume

SUMMARY:

I have over 15 years working experience in various roles in IT with focus on operational support for applications running under different environments, based on ITIL framework.
Experience with Linux and Windows operating systems;
Experience with systems virtualization and configuration management;
Experience with databases: Oracle, mssql, MySQL;
Experience with troubleshooting of application, system and network related issues;
Familiar with continuous delivery tools, software developing platforms, software build tools and process.

EMPLOYMENT HISTORY:

Confidential

System & Network Administrator

Responsibilities:

Plan and perform maintenance activities based on Continuous Delivery concept. Activities performed on pre - production and production environments in order to release application upgrades or fixes in collaboration with development, quality assurance and infrastructure teams;
Deployments released on Linux and Windows servers, databases(Oracle, MySQL, SyBase), application/system jobs scheduler (Autosys) and Tibco for data distribution and business process;
Configure and deploy application packages in a continuous delivery mode using XL Deploy, during schedule night or weekend maintenance windows;
Provide technical expertise to troubleshoot issues in a complex financial environment, with various applications and architecture regionally and globally;
Write and maintain documentation related to solution deployment.

Product Support Specialist

Confidential

Responsibilities:

Analyze, document and execute deployment of product software components;
Prepare and run operational acceptance test plans to ensure integration of product on production environment based on customer requirements;
Provide technical expertise by assisting support team to troubleshoot and solve customers’ related issues;
Part of on-call technical support team;
Produce and present monthly operations reports to customers and internal management;
Member of Change Management Board. Plan, review or approve in-service maintenances
Participate to the design and continual improvement of the Operations processes(ex. worked on the integration of a new ticketing system, Jira);
Provide training and share knowledge related to the professional area.

Product Support Specialist

Confidential

Responsibilities:

Technical operations support for mobile messaging services
Provide technical expertise by assisting the operating center to identify and solve customers issue based on the agreed service level support
Follow-up on incidents to analyse the root cause of problem and escalate to proper resource, provide RCAs based on the established processes
Provide support to internal and external customer request cases according with the agreed processes
Provide training and share knowledge related to the professional area
Part of on-call technical support team (24-hour support for critical production issues)
Prepare and execute technical activities to ensure production service availability and continuity(HotFix, break-fix activities)
Plan, review or approve in-service maintenances

NOC Support Specialist

Confidential

Responsibilities:

Monitor systems and services to ensure permanent operability;
Provide first level technical troubleshooting support;
Identify problems, determine initial problem severity, applying know procedures and escalations;
Assist in the implementation and testing of new services and platforms;
Provide regular shift reports on system status;
Share expertise with team, communicate problems and actively listen and respond to others communications and concerns;

Network Connectivity Specialist

Confidential

Responsibilities:

Implement LAN/WAN IP networks for company customers;
Perform RF Circuit testing to wireless components and subsystems;
Document the networks infrastructures, wrote reports for solutions, evaluate the obtained results and proceed to the required improvements;

Technical Lead

Confidential

Responsibilities:

Manage projects according to the technical specifications;
Prepare and deploy applications services: DNS, SMTP/POP3, SNMP, firewall, antivirus and antispam, web server Apache;
Plan and implement network on wire and wireless infrastructures;
Provide technical support for the network infrastructures;

System & Network Administrator

Confidential

Responsibilities:

Install/configure server/workstation machines and network elements;
Provide technical support by resolving customer issues regarding standard software usage problems;
Identify, analyze and resolve network connectivity issues;