Melquizedeque Santiago
SOC Analyst at Cooperativa Central Ailos- Claim this Profile
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English Native or bilingual proficiency
Topline Score
Bio
Credentials
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Certificado de autoridade: Python
DevMediaOct, 2021- Nov, 2024
Experience
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Cooperativa Central Ailos
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Brazil
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Financial Services
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700 & Above Employee
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SOC Analyst
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Aug 2022 - Present
Identify vulnerabilities, evaluate current security posture and make recommendations to initiate and expedite remediationDocument cybersecurity defence techniques, processes, and guidanceEnsure all relevant hosts & sources are monitored across the environment, including cloud and on premiseEstablish and maintain logging and monitoring capability for the client’s security profile and base lining normal activityMonitor external data sources to maintain the currency of cyber threat condition and determine which security threats may have an impact on the enterprise, including but not limited to, the dark web or criminal marketplacesDetect and respond to advanced threats, actor techniques, anomalous or suspicious activity, combined with intelligence, identify potential and active risks to systems and dataProvide investigations, response, and root cause analysis to major incidents affecting the clientsFacilitate and/or oversee the implementation of countermeasures to mitigate any identified deficienciesEnsure adequate activity log retention on all critical systems, apps & infrastructure appliances for investigation purposes in the event of a breachRun regular phishing simulations using the company’s security awareness solution in conjunction with the information security officerUtilise the monitoring systems (SIEM) for visibility and detection of live intrusions and triage alarms in real-time
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Manager/Analyst
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Feb 2022 - Aug 2022
Providing outsourcing concerning IT solutions, user support and other related services.Main client: FixIT Solutions. Providing outsourcing concerning IT solutions, user support and other related services.Main client: FixIT Solutions.
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Information Technology Analyst
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Nov 2017 - Dec 2021
- Provided solutions to operations issues for users of the system Tasy by Philips and Windows, working closely via phone, email, live chat and web teleconference with end users.- Configured and mantained Cloud data Center in Microoft Azure.- Configured hardware, devices and software to set up work stations for employees.- Collaborated with vendors to locate replacement components and resolve advanced problems.- Removed and replaced malfunctioning components to correct hardware problems.- Monitored systems in operation and input commands to troubleshoot areas such as Linux firewall and - Oracle databases.- Broke down and evaluated user problems using test scripts, personal expertise and probing questions.- Patched software and installed new versions to eliminate security problems and protect data.- Created support documentation that empowered and enabled user community to extend skills, leverage system features and find resolutions to questions without intervention from support team.- Removed malware, ransomware and other threats from laptops and desktop systems.- Explained technical information in clear terms to non-technical individuals to promote better understanding.- Installed and configured physical or virtual servers in various hosting centers that offer Croesus services- Maintained and monitored server room, wireless network and other server infrastructure, keeping systems running effectively .- Assessed system hardware and software and suggested modifications to reduce lag time and improve overall speed.- Managed backups of company data- Worked with software development team on reported errors and bugs on newly released software and assisted in deployment of release fixes.- Performed other related duties
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Grupo Cativa
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Brazil
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Textile Manufacturing
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200 - 300 Employee
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IT Analyst
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Apr 2015 - May 2017
- Configured hardware, devices and software to set up work stations for employees- Configured and maintained cloud data Center with Microsoft Azure.- Collaborated with vendors to locate replacement components and resolve advanced problems- Removed and replaced malfunctioning components to correct hardware problems- Monitored systems in operation and input commands to troubleshoot areas such as Linux proxy and firewall and Oracle database- Patched software and installed new versions to eliminate security problems and protect data- Created support documentation that empowered and enabled user community to extend skills, leverage system features and find resolutions to questions without intervention from support team- Removed malware, ransomware and other threats from laptops and desktop systems- Explained technical information in clear terms to non-technical individuals to promote better understanding- Responded to support requests from end users and patiently walked individuals through basic troubleshooting tasks- Maintained and monitored server room, wireless network and other server infrastructure, keeping systems running effectively and efficiently- Assessed system hardware and software and suggested modifications to reduce lag time and improve overall speed- Engaged end users and answered questions via email, phone, website and live chat- Worked with software development team on reported errors and bugs on newly released software and assisted in deployment of release fixes
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Philips Clinical Informatics Sistemas de Informacao Ltda.
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Brazil
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Medical Practices
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1 - 100 Employee
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IT Support Technician
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Feb 2014 - Apr 2015
- Provided solutions to operations issues for users of the system Tasy by Philips and Windows, working closely via phone, email, live chat and web teleconference with end users.- Engaged end users and answered questions via email, phone, website and live chat- Worked with software development team on reported errors and bugs on newly released software and assisted in deployment of release fixes- Resolved queries efficiently and professionally and to client satisfaction; - Provided solutions to operations issues for users of the system Tasy by Philips and Windows, working closely via phone, email, live chat and web teleconference with end users.- Engaged end users and answered questions via email, phone, website and live chat- Worked with software development team on reported errors and bugs on newly released software and assisted in deployment of release fixes- Resolved queries efficiently and professionally and to client satisfaction;
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DATI - Soluções em TI
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Brazil
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Information Technology & Services
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1 - 100 Employee
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IT Analyst
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Dec 2012 - Jan 2014
- Provided outsourcing solutions according to business needs such as hardware, software, surveillance systems, wifi network implementation.- Maintained the system and network infraestructure;- Implemented and deployed solutions in line with business need and technical constraints;- Monitoring services of client’s data centers configuring alerts for threats and eventual breaches;- Worked with development team searching the best way to go concerning user’s needs.- Administrative management of access rights for the various systems- Collaborated with various internal and external stakeholders- Continuously improved automation processes.
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Blu Computadores
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Brazil
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Computer and Network Security
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1 - 100 Employee
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Information Technology Field Technician
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Dec 2010 - Aug 2012
- Provided on-site support to end-users;- Managing all on-site installation, repair, maintenance and test tasks- Installed and configured computers, notebooks, printers and other appliances- Installed surveillance systems on small business- Diagnosing errors or technical problems and determining proper solutions;- Produced timely and detailed service reports;- Built positive relationships with customers - Provided on-site support to end-users;- Managing all on-site installation, repair, maintenance and test tasks- Installed and configured computers, notebooks, printers and other appliances- Installed surveillance systems on small business- Diagnosing errors or technical problems and determining proper solutions;- Produced timely and detailed service reports;- Built positive relationships with customers
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Education
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2009 - 2011
Centro educacional do Vale
High School Diploma, High School
Community
