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Work Background
LSEG (London Stock Exchange Group)Technical Engineering Lead
Jul. 2024
WPPHead of Cloud Engineering
Jan. 2023 - Jun. 2024Bucharest, Romania
VodafoneManager, Cloud & Core Infrastructure Operations
Aug. 2017 - Jan. 2023Bucharest, Romania• Executed the strategic scaling of the operations team from 38 to 150+ specialists, enhancing both the depth and breadth of expertise available within the department.
• Established diverse units focused on Server Operations, Database Operations, Storage Solutions, QA, Cybersecurity, Public and Private Cloud solutions.
• Pioneered transformative automation projects that streamlined operations and yielded financial benefits exceeding 2M $.
• Championed operations enhancement initiatives with a strong emphasis on automation, culminating in significant productivity gains and substantial cost savings.
• Effectively managed a substantial OPEX and CAPEX budgets, aligning financial strategies with organizational goals and achieving notable efficiencies in infrastructure investments and run cost.
• Developed and executed a comprehensive cloud strategy encompassing both public and private cloud infrastructures, ensuring optimal alignment with organizational needs and facilitating a seamless transition to cloud-based solutions.
• Implemented robust cybersecurity protocols and frameworks, safeguarding organizational data and infrastructure against potential threats and fostering a culture of security awareness across all teams.
• Fostered partnerships with various departmental teams to develop infrastructure solutions that underpinned business continuity and disaster recovery strategies, thereby reinforcing operational resilience and rapid recovery capabilities.
• Initiated strategies to enhance data management and storage operations, implementing scalable solutions to accommodate growing data volumes and ensuring reliable data accessibility and integrity.
• Cultivated a culture of continuous improvement through the regular assessment of infrastructure performance metrics and the implementation of strategic initiatives aimed at elevating operational efficiency and effectiveness.
VodafoneTeam Leader, Server Operations
Mar. 2015 - Aug. 2017Bucharest, Romania• Directed a team of 12 System Engineers in the seamless operation, maintenance, and optimization of server infrastructure across multiple data centers.
• Implemented robust server monitoring protocols, reducing downtime and improving overall system performance.
• Spearheaded the development and execution of server capacity planning, effectively addressing growth demands and ensuring optimal server performance at all times.
• Led successful server migration and upgrade projects, enhancing system security and performance while minimizing service interruptions.
• Developed and maintained comprehensive documentation for server configurations, policies, and procedures, fostering consistency and efficiency across all operations.
• Coordinated cross-functional teams in implementing business continuity and disaster recovery plans, safeguarding critical data and ensuring rapid recovery in the event of system failures.
• Facilitated ongoing team training and development, nurturing a highly skilled server operations team adept at adapting to evolving technology landscapes.
• Cultivated a culture of continuous improvement through the regular analysis of server performance metrics and the proactive implementation of necessary adjustments.
• Liaised with vendors and stakeholders to ensure the timely procurement of server hardware and software, achieving cost savings through skilled negotiation and strategic sourcing.
• Collaborated with information security teams to enforce server security policies, successfully mitigating risks and safeguarding organizational data.
Vodafone RomaniaUnix System Administrator
Aug. 2012 - Mar. 2015Bucharest, Romania• Participate in early stages of design phase for new projects in order to define the hardware/software architecture
• Request/negotiate prices from vendors for the new hardware/software acquisition
• Physical installation and cabling of servers/storages/switches in data center
• Administrate UNIX operating systems and VMware infrastructure, hardware and software level:
- install/upgrade RedHat Enterprise Linux/HP-UX/ESXi - install/upgrade OS packages
- troubleshoot OS incidents
- monitor/troubleshoot OS performance
- create/configure/allocate resources for virtual hosts in Vmware environment
- working experience with the following servers (install/configure/upgrade): HP DL series from G2 to G8, HP BL series from G4 to G8, HP RX series, HP C7000 enclosure
• Plan/install/configure/troubleshoot back-up and recover solutions using EMC Legato Networker
• Install/configure/upgrade/troubleshoot Veritas Storage Foundation products (Veritas volume manager, Veritas filesystem, Veritas cluster for HA)
• SAN infrastructure administration (cabling, zoning at switch level, troubleshoot)
• Storage administration:
- create/allocate/discover LUNs based on different criteria (performance, availability)
- create BCVs for reporting/back-up purposes
- create snapshots at storage level
- create replication links
- capacity planning for the next financial year
- working experience with the following storages: HP EVA 8000, HP XP12000, Hitachi USPV, EMC Clariion (CX3 and CX4 series), EMC VMAX (10k, 20k series), EMC VNX 7600
• Install/configure monitoring solutions (Cacti/Nagios/HP OVO/Zabbix)
• Attend on call shifts
Vodafone RomaniaSystem Operator, IT
Dec. 2010 - Aug. 2012Bucharest, Romania• Ensure that the company's computer systems are functioning as set out by the vendor's agreement and the detailed operating procedures manual.
• Monitor and observe continuously the operation of the console panel, storage devices, printers and readers to determine the point of equipment or program failure. • Answer systems alarms by investigating the problem and take corrective action by manipulating the controls in accordance with standard operating procedures. Rearrange the sequence of steps as necessary to continue operations when individual system units malfunction.
• Confer with technical personnel when errors require a change of instructions for the sequence of operations. Writes the required changes, test them and write up the procedures for approval by supervisor.
• Perform various systems activities to ensure that the systems are operating to acceptable standards. This includes scheduled maintenance and back up activities based on pre established schedules. The critical focus is to minimize down time and work within systems standard operating procedures.
Vodafone RomaniaCustomer Service Representative for Business Market
Jan. 2008 - Dec. 2010Ploiesti• Communication with customers (by phone or email)
• Answer calls and solve customers problems (installation, maintenance and technical support) • Escalate queries to appropriate personnel if required • Ensure consistent productivity and quality of customer service
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