Alejandro Perez

Alejandro Perez

About

Detail

Data Analyst
Argentina

Contact Alejandro regarding: 

work
Full-time jobs
Starting at USD1.6K/month
Flexible work
Starting at USD20/hour

Timeline


work
Job
school
Education

Résumé


Jobs verified_user 10% verified
  • Novakorp
    Data Analyst
    Novakorp
    Jul 2022 - Oct 2023 (1 year 4 months)
    - Data modeling, definition of DWH tables and views - Analyze and understand the initiatives of client's business and other stakeholders - Develop of complex SQL queries to identify insights, create joins with Hive, Impala, Kudu, NiFi, Atlas. - Migration of Tableau Dashboards sources from Teradata to Cloudera - Data analysis and QA with Python, using libraries like Numpy, Pandas, Scikitlearn - Agile methodologies Scrum - Bash basic scripting
  • Amdocs
    Radio Frequency Engineer
    Amdocs
    Jul 2022 - Aug 2022 (2 months)
  • C
    RF Optimization Specialist Engineer
    Claro Argentina
    Nov 2014 - Jul 2022 (7 years 9 months)
    Use, and collection of big data amounts with SQL queries in different DBs, Python, data exploitaition with SAS Visual Analytics / Tableau / Power BI. Experience in VSAT Tx Analysis. Experience in RAN Sharing MOCN/MORAN with other Operators/Vendor. Refarming optimization. LTE Optimization in 28, 7, 5, 2 & AWS Band, . Experience in VoLTE. Experience in IoT NB, LTE-M. UMTS Optimization in Dual Band (850-1900). Implementation of new LTE Network. Experience in Interference Hunting / spectrum analyzer, legal framework. Alarms troubleshooting. Suggestion of new sites / expansions to solve coverage / capacity needs. Management of crews.
  • H
    RF Optimization Engineer
    HIQUAL SRL
    Mar 2013 - Nov 2014 (1 year 9 months)
    Creation of Excel and VBA Macros to import Geographic and sites data into tool systems. GSM/UMTS Nokia Optimization experience in Dual Band (850-1900). Drive Test measurement, Post processing and analysis. GSM Frequency planning. Capacity, adjacencies, parameters modification and validation, Interference Matrix, massive changes and features implementation. RF Shaping. Use and Creation of Reports with Nokia Performance Manager. KPIs Performance of the network and analysis. Identification of root causes and correction. (Congestion, Accessibility, Drop call). Refarming of the GSM 1900 band for the implementation of new UMTS carrier. Acceptation from the quality point of view of the RF Configuration, New Sites & Hardware changes in the RAN. Cus
  • V
    Aministrative / Software developer
    Visitar SRL
    Sep 2008 - Feb 2013 (4 years 6 months)
    Software Development of AMD system of billing and vendors in Visual Basic 6.0 Data entry. Technical support. Administrative medical audit. Billing.
  • F
    Fiber Optic Supervisor
    Farojada SA
    Sep 2007 - Sep 2008 (1 year 1 month)
    Implementation of Backup Data Server in Linux Slackware Distribution. Long Haul Fiber Optic supervision of Global Crossing / Telecom / Impsat. Implementation of ODM racks. Path-loss & quality measurement of splice with OTDR. Splicing works with fusion splicer.
  • G
    Telecommunications Technician
    Gisis
    May 2006 - Sep 2007 (1 year 5 months)
    Software development of security alarm remote system with web server Apache and Sybase database. Home and business implementation of security alarm system & CCTV.
  • Y
    Telecommunications Technician Internship
    YPF SA
    Feb 2006 - Apr 2006 (3 months)
    Internship in the telecommunications and IT area of Repsol YPF. Implementation and configuration of SNMP system of managed objects of routing & switching.
Education verified_user 0% verified
  • Universidad del Aconcagua
    Licenciado en Telecomunicaciones, Telecommunications Engineering
    Universidad del Aconcagua
    Jan 2007 - Dec 2013 (7 years)
    Skills: SQL
  • Universidad Nacional de Cuyo
    Tecnico Universitario, Redes y Telecomunicaciones
    Universidad Nacional de Cuyo
    Jan 2003 - Dec 2006 (4 years)
    Skills: SQL