Career Profile

Experienced System Engineer with a strong background in Linux systems administration and software engineering with a demonstrated history of working in information technology and cloud computing. Proficient in using tools such as Grafana, Prometheus, Nagios, Jenkins, GitLab, Ansible, Apache, DNS. A highly motivated problem-solver with excellent communication and time management skills. Committed to driving innovation and continuous improvement in all areas of service delivery.

Experiences

IoT 2nd Line Operations Engineer

Oct 2023 - Present
_VOIS, Bucharest, vodafone.com

IT Systems Engineer

Dec 2016 - Present
BCR Pensii SAFPP S.A.(Romanian Commercial Bank), Bucharest, pensiibcr.ro

● Designed, installed and configured new backup and DR solution using VMware Site Recovery and NetApp storage
● Designed, installed and configured new storage system using NetApp solution and integration with VMware environment
● Updating the whole internal IT documentation
● Upgrading the old Windows 2003 servers to Windows 2012 R2 or replacing them with new servers
● Administration of ZOOM CallRec for Call Center
● Upgraded and migrated Windows SQL servers to newly built servers, according to the business requirements, improving the services
● Creating and configuring RHEL virtual machines required by the business
● Troubleshooting connection issues between different services, applications and servers
● Creating and maintaining RHEL offline repository required for upgrading systems with no internet access
● Proposal of hardware development plans
● Ensure network functionality of computers, servers, internet access
● Created and managed the whole backup procedure using: NetBackup, vSphere Data Protection, NetApp storage deduplication, tape library
● Managing Active Directory domains
● Network design, implementation, testing and maintenance, creation and maintenance of user profiles
● Managing access rights and changes to computer and network

Technical Support Engineer | Azure Rapid Response IaaS VM

Apr 2022 - Oct 2023 (1 yr 7 mos)
Microsoft, Bucharest, microsoft.com

● Help solve technically complex, strategic/high-profile customers
● Particularly focused on solving customers' Linux issues on Microsoft Azure VMs
● Working on system administration issues with RHEL, CentOS, SUSE, ubuntu, Oracle Linux
● Analysing system logs for OS boot failure troubleshooting
● Getting root cause for issues like downtime, unexpected reboots
● Troubleshooting Leapp RHEL system upgrade issues
● Responsible for the customer support experience with Microsoft
● Own, troubleshoot and solve customer technical issues, using collaboration, troubleshooting best practices and transparency within and across teams
● Provide ramp activities, knowledge sharing

Linux Service Engineer

Mar 2020 - Apr 2022 (2 yrs 2 mos)
Orange Business Services, Bucharest, orange-business.com

Second level Service engineer, part off back office team, offering support and platform administration for Orange financial solution – Orange Money.

Responsibilities:
● Assure service and platform performance as defined in application service objectives
● Troubleshooting, debugging and real time analysis of issues raised by clients or alarm tickets (technical of functional) respecting the agreed SLA
● Create SQL / Oracle queries in order to obtain relevant financial data for business and clients
● Perform the on-call activities to assure service support during non-business hours
● Ensures preparation and consolidation during the service launch phase to match quality standards
● Perform acceptance of new VMs prior to live project prior to commercial launch
● Collaborate with all stakeholders in order to ensure successful implementation of the newly arrived projects
● Perform maintenance operations and optimization tasks for shared services platforms
● Involved in reporting activities in order to meet the performance objectives
● Integration of new features in legacy projects as well as in DevOps mode
● Involved in implementing monitoring checks for all the projects
● Sharing knowledge inside the team and putting in place operation procedures for the more complex activities
● Using Ansible to deploy the checks on the desired servers
● Migration of the services in Cloud infrastructure using Jenkins

Hands-on experience with following technologies:
● Automation and configuration management tools: Ansible, Jenkins, BladeLogic
● Monitoring: Nagios, Centreon, Grafana, Kibana
● Databases: MySQL, Oracle
● Web Servers: nginx, Apache
● Load Balancing: HAProxy
● Software version control: GIT

Mobility & Wintel Administrator

Jun 2019 - Mar 2020 (10 mos)
Stefanini Romania, Bucharest, stefanini.ro

● Administrating Microsoft Windows Servers: 2008 / 2008R2 / 2012 / 2012R2 / 2016
● ActiveDirectory, Active Directory Certificate Services, FileServer, Network Policy Server, WSUS, PrintServer, DFS, DNS, DHCP, Group Policy Management
● VMware vSphere Hypervisor (ESXi), VMware vShpere vCenter
● VMware vSphere Cluster, HA, vSphere DRS, VMware VSAN Infrastructure, Datastore Cluster, Content Library Synchronization
● VMware Replication, VMware vMotion, VMware Path Selection Policy
● VMware vCenter Orchestrator
● Scripting Windows PowerShell, PowerCLI, esxcli
● TCP/IP, SAN, NAS, ISCSI
● Administrating Citrix infrastructure XenDesktop and XenApps
● Microsoft System Center Configuration Manager (SCCM), System Center Reporting
● MobileIron -Mobile Device Management- installation, customization and upgrade of the appliance
● Employees mobile device enrolment and management
● Create and apply mobile device policies according to business

IT Technician

Aug 2014 - Nov 2016 (2 yrs 4 mos)
S.C. BlueScreen S.R.L., Bucharest, bluescreen.ro

● Provide BAU 3rd line support to business including part of an on-call shift
● Designed, created and implemented Nagios monitoring solution
● Designed, created and implemented linux KVM virtual environment
● Configuring virtual machines for clients, installing and configuring apache, setting up DNS zone records
● Administration and configuration of postfix mail server (accounts, antispam system, SPF, DKIM, DMARC)
● Administration of clients websites
● Administration of the IP class we owned, configuring external IPs for clients
● Installing new hardware kit
● Successfully created and implemented full backup disaster recovery for servers and virtual servers using Bacula
● Liaising with software and hardware providers to meet business requirements
● Purchasing and installing all software and hardware equipment, after a well thought choosing process
● Providing technical support to customers, on phone, remotely or on site
● Configuring and installing hardware and software solutions
● Organising stationery orders and liaising with suppliers to meet business requests
● Managing clients' networks
● Performing network and telephone cabling
● The support is offered remotely, by phone or even at the client's location. Also I maintain the contact with our Internet Service Providers and with our company`s hosting providers and hardware/software suppliers

IT Technician

Jan 2009 - Jul 2014 (5 yrs 7 mos)
Blom International Operatins S.R.L., Targoviste, blominternationaloperations.com

● Provide 1st and 2nd line support to business
● Installing new hardware kit
● Liaising with software and hardware providers to meet business requirements
● Purchasing and installing all software and hardware equipment, after a well thought choosing process
● Configuring and installing hardware and software solutions
● Performing network and telephone cabling

Certifications

● Certificate in Computer Science

Key Skills

● Excellent Linux administration knowledge - Apache, nginx, DHCP, DNS, bash scripting, postfix, spamassassin
● Good DevOps knowledge – Jenkins, GitLab, Ansible, Docker
● Good databases knowledge – MySQL, Oracle
● Good cloud computing knowledge – Azure
● Excellent knowledge and experience of monitoring tools – Nagios, Grafana, Kibana
● Proficiency in all areas of Microsoft Windows Server operating systems, including all roles of Windows Server (Active Directory, Microsoft Deployment Tool, Group Policy Management, File Server Resource Manager, Windows Server Updates Services, DFS, WDS, DNS, etc)
● Excellent knowledge and experience in virtualization VMware ESX, KVM & Hyper-V
● Good experience with storage technologies
● Good networking skills
● Valid driver’s license since 2005

Skills & Proficiency

Windows Server

Linux

Networking

Storage

Backup

Virtualization