Héctor - IT Support & System Administrator with 20+ years in tech

Managed and supported operating systems like Windows Server, Linux, and AS400, ensuring optimal performance and security.

Performed SQL and IBM AS/400 database queries, data patching, and analysis supporting various projects.

Configured Cisco devices, LAN cabling, and designed IP networks supporting company infrastructure.

Provided first-level technical support for server, network, and multimedia data issues across different environments.

Supported incident handling and process analysis to maintain system operations in logistics and banking projects.

ITIL 4 and Incident managing consultant, SQL and LINUX handling (administrative commands handling: du, pwd, ps, ls, tail, cat, sar, top, df, date)

Warehousing system's incidents support by means of User's processes analysis (data flows, inventory existences, needed data checking, etc), Data analysis by SQL queries., Database data patching using SQL AS400 tool., Incidents dispatching to some other teams

Batch processes monitoring, Processes incidents attending, DATABASE files analysis, Querying data by means of STRSQL and RUNQRY, Updating data files using SQL, RPG Programs change fixes

User profiles properties checking., Defined Libraries, Authorities, Initial program, User jobs monitoring., Active jobs monitoring, Holding, releasing and cancelling users jobs, Subsystems Activity monitoring, Job Queues Management, Scheduled jobs monitoring, Printing system support, Remote printer queues management, Printer outqueues management, Printer devices management, Spool files checking, Printers functionality checking, System Messages Monitoring, System messages analysis, DATABASE files analysis, Querying data by means of STRSQL and WRKQRY, Updating data files using SQL, Data Transferring from and to i-series systems.

Windows Servers operation monitoring., Backup systems management and monitoring., Backup and Restoring user requests assistance (multimedia data)., LAN Cabling installations supervising on company's Data Centers, Electric installation jobs supervising on company's Data Centers, Data Centers Management, First Level technical support for LAN and server issues, Data cartridge management and storage

Users requests on AS/400 environment (passwords reset, objects authority changes, authority issues), Users jobs monitoring, Restored objects authority changes, User profiles checking, System Log checking, Users As400 applications assistance, OS/400 Databases Queries

DRYTEK and LINKSYS LAN devices installing., LAN cabling installing

AS/400 Technical Support Engineer, Users requests on AS/400 systems (passwords reset, job priority changes, printer files printing), OS400 operating system tuning and managing (subsystems creation, PTF's), Interactive and batch jobs monitoring, Performance and System resources monitoring, Security policies application, AS/400 Backup and restore management (Data Backup devices and cartridge management. Data catalogs), System messages replies, System log monitoring, I-Series equipment communications monitoring, Telecommunications Technical Support Engineer, Cervecería Modelo's (Frame Relay) MAN monitoring., WAN administrator., Network Engineer, Knowledge of TCP/IP stack and protocols (SMTP, HTTP, FTP, TFTP), LAN installing using CISCO devices (routers and switches, OSPF and RIP protocols), IP Networks designs, LAN cable installation projects design and supervising, LAN technical support, Windows server installing, Trainer, Windows Office Trainer for administrative staff