Download PDF

Summary

I am an experienced systems administrator with over 8 years of experience in managing server infrastructures and data-center operations across multiple platforms (Unix, Linux, Windows). Over the years, I have gained the skills to effectively plan, install, configure and optimize the IT infrastructure to consistently achieve high availability and performance, I have proven ability to create and deliver solutions tied to business growth, organizational development and systems optimization. Skilled problem identifier and troubleshooter, comfortable managing systems, projects and teams in a range of IT environments.

Some of the main professional strengths that I posses are:

Extensive knowledge in managing a variety of server infrastructures across multiple platforms
In-depth knowledge of systems installation, configuration & upgrading
Extensive knowledge with virtualization technologies such as VMware, Hyper-V, PowerVM, Citrix
In-depth knowledge of cloud services such as SoftLayer, OpenStack, AWS and Azure
Good knowledge on configuration and automation tools such as Puppet
Good knowledge of LAN/WAN/NOC administration
Good knowledge of disaster recovery and high availability methodologies
Extensive knowledge in managing complex heterogeneous and hybrid backups environments across multiple sites
Comprehensive knowledge of multiple storage technologies, SAN-based arrays, and configuration tools
In-depth knowledge of SAN installation, large storage arrays and data-center outsource
In-depth knowledge of volume management tools and existing storage environment
Demonstrated ability to handle multiple tasks and work in a fast paced environment
Ability to communicate professionally with sound organizational skills
Good Training & Mentoring ability

I feel that my extensive system administration skills and diverse technical background, gathered within my previous roles, would be an asset in your organization.

Work experience

2016-02Present

Ericsson Romania

Senior Cloud Engineer

Manage the virtual environments in Stockholm and Amsterdam data-centers
Design, implementation and administration of an Elasticsearch environment
Design, implementation and management of AWS environments
Application deployment using Docker and Kubernetes
Administration of the Exchange online environment

2013-082016-02

IBM Romania

Senior System Administrator

Monitored and tuned the server environment (RedHat, AIX, Windows 2008/2012, Fedora and CentOS) to achieve optimum performance levels and prevent outages (CPU, Memory, I/O, Network)
Managed various databases (DB2, MSSQL, Oracle 10g/11g)
Developed scripts for various task automations
Troubleshooted and diagnosed OS, software or hardware failures
Performed software installations, maintenance and upgrades
Conducted system analysis and configuration management
Managed the SoftLayer Cloud environment for the designated clients
Capacity planning and provisioning of servers and storage devices
Monitored the backup infrastructure for the European data-centers to ensure data availability
Reviewed the backup data regularly to ensure that it is successfully stored
Managed the configuration of the backup servers and maintain the hardware
Developed and maintain the data backup process according to the industry standards
Designed technologically advanced solutions to meet customer’s objectives
Provided guidance and governance to other regions
Monitored and tune the virtual infrastructure based on VMware and PowerVM solutions
Took the necessary preventive and corrective actions to ensure that the servers comply with the security policies
Performed server migrations across the data-centres (prepare server builds, perform remote sync)
Performed middle-ware reconfiguration (IBM DB2, IBM WAS, IBM IHS, Lotus Domino etc.)

2013-022013-07

MB Distribution (IBM Premium Partner)

Technical Consultant

Offered pre-sales and post-sales technical support to end customers and business partners
Prepared client presentations with the IBM solutions offered by the company
Assisted the customers in identifying the most efficient solutions for their particular needs and implemented the solutions within the customers infrastructure
Designed POC and POT scenarios both at the customer site and at our own Demo Data-Center
Designed, implemented and managed the storage infrastructure
Managed the server infrastructure based on RedHat, OpenSUSE, AIX and Windows within the company
Managed the internal databases (DB2, MSSQL)
Managed the virtual environment based on VMware and Hyper-V deployments
Developed various scripts to automate repetitive or time consuming tasks
Implemented a demo environment with a configuration and automation management solution based on Puppet
Tested and implemented new IBM software solutions within the company to further enhance the internal infrastructure

2008-072013-01

Wipro Technologies

Senior System Administrator

Deployed and maintained the internal server infrastructure based on Windows 2003/2008, RedHat, Fedora and a few Solaris and HP-UX machines
Managed the user accounts and group policies via Active Directory
Installed, configured and deployed MS SharePoint (foundation/server)
Implemented a system deployment solution based on Microsoft WDS
Implemented and managed the NFS and SAN storage infrastructure
Maintained the virtual environment based on Hyper-V, VMware and Citrix
Network design and implementation based on Cisco equipment
Managed the backup and restore infrastructure based on Symantec NetBackup
Tested security patches for possible impact on the production environment prior to final integration
Tested new applications/tools within our environment prior to final deployment in order to ensure a smooth transition for the users
Coordinated with offshore teams for data/voice network and server troubleshooting
Performed installations and configuration of client specific applications
Provided assistance to internal users and clients either remote or onsite
Wrote engaging technical documents to assist users in software usage and procedures
Performed training for the new joiners with the team
Performed end-user training for various applications and tools usage
Coordinated daily\weekly activities of the team members
Prepared daily\weekly activity reports with the completed tasks
Prepared individual team members performance reports for the management team identifying weaknesses and strengths reports for the team members
Provided support in procurement of system parts and other equipment, and prepared records for future reference
Prepared reports on recurring or high impact issues, tracking the problem and keeping in touch with the vendor/client

2007-092008-07

UTI GRUP

IT Technician

Responsibilities:
Deployed and maintained the Windows 2003 and Fedora servers
Maintained regular data backups on the servers
Offered support to the internal users for workstation, printer or network related issues
Managed the user accounts with MS AD
Performed troubleshooting for the local network infrastructure
Tested security vulnerabilities on the firewall and applied patches/fixes as needed

Achievements:
Gained the ability to establish and maintain effective working relationships with those contacted in the course of work.
Developed excellent knowledge of technology terms and developments.
Participated in on-site training sessions.
Developed ability to concentrate and accomplish tasks despite interruptions.

Skills

Technical Skills

Cloud: Amazon Web Services, IBM SoftLayer, Microsoft Azure

Linux OS: RHEL, CentOS, Ubuntu, Fedora, Atomic

Win OS: 2012, 2008, 2003

Virtualization: vmWare, OpenStack, Docker

Web: Apache, Nginx

DB: DB2, MS SQL, MySQL, MongoDB

CI and orchestration: Jenkins, Kubernetes

Misc: Puppet, Git, Elasticsearch, Nagios, Icinga

Education

20092013

Spiru Haret University Faculty of Mathematics and Computer Science

BACHELORS

Training and certifications

Wipro Technologies
• Java Essentials
• PHP Essentials
• Windows Deployment Services Training


MB Distribution
• Linux System Administration (LX0103)
• IBM InfoSphere Guardium
• IBM Tivoli Storage Manager Administration (C2010598)
• IBM BCP Design and Implementation
• SAN Storage Administration


IBM
• IBM AIX System Administrator (C4040221)
• EVault Backup Management
• Idera Backup Administration
• Fundamentals of Azure Cloud Services and Storage (Pluralsight)
• AWS Certified Solutions Architect Associate
• Setup Webserver (Nginx) & a Caching Server(Varnish)
• Cisco CCNA (200120)
• RHCSA (EX200)


Ericsson
• Administering an Elasticsearch Cluster
• Cloud for IT Proffesionals
• Automating AWS with CloudFormation
• AWS Certified SysOps Administrator Associate
• Docker Deep Dive
• Hybrid Identity with Microsoft Azure
• Office365 Security and Compliance
• Exchange Server 2016
• Exchange Online Advanced EOP
• Enabling Office 365 (70347)
• Exchange Online