Viorel Ciucu available

Viorel Ciucu

Senior Database Administrator & SRE

available
Profileimage by Viorel Ciucu Senior Database Administrator & SRE from Ath
  • 7800 Ath Freelancer in
  • Graduation: not provided
  • Hourly-/Daily rates:
  • Languages: English (Full Professional) | French (Limited professional)
  • Last update: 13.04.2021
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PROFILE PICTURE
Profileimage by Viorel Ciucu Senior Database Administrator & SRE from Ath
ATTACHMENTS
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SKILLS
SQL Server DBA, Linux, Windows systems administrator, SQL Server, DevOps, SQL DBA, PowerShell Automation services, Terraform, Puppet, PowerShell, SQL Server Estate, T-SQL coding, AlwaysOn, Clustering, Log Shipping, SQL Server DBA's, database, GitHub, databases, SQL, CI/CD processes, SQL Server databases, TSQL, backups, database security, SQL Server Database Administrator, database performance, backup, SQL server DB, MS SQL Server DB availability, SSRS reports, DB, RCS, RDS, coding, debugging, programming, Microsoft SQL Server, System Administration, Shell Scripting
PROJECT HISTORY
  • 07/2018 - 11/2020

    • Ingenico ePayments
  • Senior Database Administrator
  • Responsibilities:
    - architect and implement database migrations strategies (multi terabyte
    databases were migrated with under 10 minutes downtime)
    - in charge of building and leading a team of 4 DBAs
    - responsible for the organization's SQL infrastructure, security, performance,
    availability, redundancy, disaster recovery, and specific application
    requirements
    - architect and implement HA and DR
    - implemented CI/CD processes for SQL Server databases by using a DevOps
    approach
    - implement best-in-class security for the SQL Server standalone instances or
    clusters
    - performance tuning
    - delivered various internal presentations on topic like TSQL best practices, using CI/CD for database
    changes, automatically build PowerShell modules pipelines

  • 02/2017 - 07/2018

    • ResMed
  • Senior Database Administrator
  • - Proactive monitoring of database systems, backups, replication and required performances
    - Alerts and issues troubleshooting
    - Identify operation and infrastructure risks, work corrections out and mitigate risks
    - Develop/maintain inventory, configuration and documentation for deployed database systems and
    tools
    - Apply database security baselines, policies, standard procedures and best practices and cross train
    other production, integration and development teams
    - Database applications model management, support, tuning and optimization expertize to support
    development teams
    - Night changes and Support business on-call after business hours and weekends
    - Provide Proof of Concepts (POCs) for assessment of technology/business benefit
    - Carried out performance assessment tests and tuning on the database systems

  • 10/2014 - 02/2017

  • SQL Server Database Administrator
  • Freelancer
    Oct 2014 - Feb 2017 (2 years 5 months)
    Specialties including but not limited to:
    - validation of SQL best practices
    - creation of database maintenance plans
    - identifying and resolving bottlenecks
    - increasing database performance and stability
    - isolating and tuning resource expensive queries
    - troubleshooting and resolving critical performance issues
    - monitoring, alerting, backup operations

  • 02/2014 - 10/2014

    • IT Six Global Services
  • SQL Server DBA and Systems Administrator
  • Position Duties and Responsibilities:
    - Being a technical resource for SQL server DB related performance, security, backup and configuration
    issues.
    - Provide troubleshooting and problem resolution for MS SQL Server DB availability, SSRS reports, DB
    and OS backup related issues.
    - Maintaining operating procedures for the Compute infrastructure including documentation of
    maintenance, patching, monitoring and auditing activities performed.
    - Verbal & Written interaction with end user, app support and infrastructure to validate activities and
    plans.
    - Supporting the Certification and Accreditation process - running System Requirements Reviews,
    resolving findings, documenting solutions, workarounds or provide justifications for exceptions

  • 10/2004 - 02/2014

    • RCS & RDS
  • DBA and Software Developer
  • - Designing, coding and debugging applications in various software languages.
    - Performance tuning, improvement, balancing, usability, automation.
    - Perform maintenance programming and correction of identified defects.
    - Developing existing programs by analysing and identifying areas for modification.
    - Providing support to end-users for existing applications (ticketing system based).

  • 02/2001 - 10/2004

    • Terra Sat Comp
  • DBA
  • - Monitoring performance and managing parameters to provide fast query responses to 'front end'
    users;
    - Controlling access permissions and privileges;
    - Commissioning and installing new applications;
    - Test programs or databases, correct errors and make necessary modifications;
    - Train users and answer questions;
    - Specify users and user access levels for each segment of database.;

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