About

Experienced Oracle Database Administrator specializing in large-scale mission-critical environments (100–200 TB), with expertise in performance tuning, high availability, and database security. Acted as the technical lead for the DBA team for critical clients, providing technical guidance, documentation, internal training, escalation support, and participating in executive meetings.

Extensive experience with Oracle Exadata, RAC, Data Guard, ASM, RMAN, Oracle Cloud (ExaCS/CC/XS, DBCS, Autonomous), database migrations, version upgrades, and implementing advanced Oracle features to enhance availability, scalability, and security.

Holds multiple Oracle certifications, including Oracle Certified Professional (OCP) in Database Administration , Performance Tuning, Database Security, Data Guard and RAC 19c, as well as an OCS in Exadata X9M. Additionally, certified as Oracle Certified Expert (OCE) in RAC, Data Guard, and Maximum Availability Architecture (MAA) 12c, among several other OCA/OCS/OCP credentials.

An active contributor to the Oracle user community in Brazil, sharing knowledge since 2019 through technical blogging (dibiei.blog), speaking at conferences, and serving on the GUOB board. One of the volunteer organizers of GUOB Tech Day, the largest Oracle community event in Brazil.

Recognized by Oracle Corporation for five consecutive years (2022, 2023, 2024, 2025, 2026) as an Oracle ACE Pro, Maicon is one of the 17 Oracle ACEs in Brazil, highlighting his expertise and dedication to the Oracle ecosystem.

ACE Profile:
https://ace.oracle.com/apex/ace/profile/maiconcarneiro

Linkedin:
https://www.linkedin.com/in/maiconcarneiro

Certifications

Oracle Database:

Oracle Certified Professional, Oracle Database 19c: Security Expert
Oracle Certified Professional, Oracle Database 19c: Data Guard Administrator
Oracle Exadata Database Machine X9M Certified Implementation Specialist
Oracle Certified Professional Oracle Database 19c: Performance Management and Tuning
Oracle Certified Expert, Oracle Database 12c: Data Guard Administrator
Oracle Certified Expert, Oracle Database 12c Maximum Availability
Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator
Oracle Database Administration 2019 Certified Professional
Oracle Database 12c Administrator Certified Associate


Oracle Cloud:
Oracle Cloud Infrastructure 2021 Certified Architect Professional
Oracle Cloud Infrastructure 2021 Certified Architect Associate
Oracle Cloud Infrastructure 2022 Certified Architect Associate
Oracle Cloud Infrastructure Foundations 2021 Certified Associate


Oracle Cloud & Oracle Database
Oracle Cloud Data Management 2022 Foundations Certified Associate
Oracle Autonomous Database Cloud 2022 Certified Professional
Oracle Cloud Database Services 2022 Certified Professional
Oracle Database Cloud Administrator 2022 Certified Associate
Oracle Database Cloud Administrator 2022 Certified Professional
Oracle Cloud Database Migration and Integration 2022 Certified Professional
Oracle Autonomous Database Cloud 2021 Certified Specialist
Oracle Cloud Database Migration and Integration 2021 Certified Specialist
Oracle Database Cloud Administrator 2021 Certified Associate
Oracle Database Cloud Administrator 2021 Certified Professional
Oracle Cloud Database Services 2021 Certified Specialist
Oracle Autonomous Database Cloud 2019 Certified Specialist

Links

Oracle Database 19c: RAC, ASM, and Grid Infrastructure Administrator Oracle Certified Professional
https://catalog-education.oracle.com/ords/certview/sharebadge?id=4E089D74994B2847D4FF0D95E24003414799074ACAFF1D01B1B3849D04F48705
Oracle Certified Professional Oracle Database Security Expert
https://catalog-education.oracle.com/pls/certview/sharebadge?id=1AC72187F74EAA21E8A3A35B65C93768C14DED2A98C17194227DC61E96E52C1F
Oracle Certified Professional, Oracle Database 19c: Data Guard Administrator
https://catalog-education.oracle.com/pls/certview/sharebadge?id=9B89443385962581B587211B32B555F4BB8E6D9F41E70595CBD71BC24B997BBF
Oracle Exadata Database Machine X9M Certified Implementation Specialist
https://catalog-education.oracle.com/pls/certview/sharebadge?id=3E4863AABFB842EF3B3A4224324BF7D9E67D32A76C8A4E8755517CDD1FE52DCE
Oracle Performance Management and Tuning 19c Certified Professional (OCP)
https://catalog-education.oracle.com/pls/certview/sharebadge?id=6BC12D1543DBEA93CD932DD62E05F68D412BA685C14489B915F1BDB39C3EB8EF
Oracle Database 12c Maximum Availability Certified Expert
https://www.youracclaim.com/badges/44c921e2-13d9-4c0c-b46f-c326ebf3ad7b
Oracle Certified Expert, Oracle Database 12c: Data Guard Administrator
https://www.credly.com/badges/3f0f3410-7276-4af0-a166-728efcbd3714
Oracle Certified Expert, Oracle Database 12c: RAC and Grid Infrastructure Administrator
https://www.credly.com/badges/1befe800-4b68-4963-92b3-854c48dfd23f
Oracle Database Administration 2019 Certified Professional
https://www.credly.com/badges/aca1636e-e443-47c6-a615-385970ea4d86
Oracle Database 12c Administrator Certified Associate
https://www.credly.com/badges/514c6912-fc96-472c-b16f-406534a99984
Oracle Autonomous Database Cloud 2022 Certified Professional
https://catalog-education.oracle.com/ords/certview/sharebadge?id=39C449DF1C9FFFCFBC0AA56C148896D343C18ACCBEF135423E87FE5514B73360
Oracle Cloud Data Management 2022 Foundations Certified Associate
https://catalog-education.oracle.com/ords/certview/sharebadge?id=F573B5804C4EB499EDFE0AA6DD17E16369D286939817331E910E248EF2E32CEA
Oracle Cloud Database Migration and Integration 2022 Certified Professional
https://catalog-education.oracle.com/ords/certview/sharebadge?id=FCB6E51697A7ED9C04B0C700E8C145D335B10C10EF4F759FD156836999F24AEE
Oracle Cloud Database Services 2022 Certified Professional
https://catalog-education.oracle.com/ords/certview/sharebadge?id=46E6FADF05B917500ADCCE8A372AAB45E80D141DCAB7A2380AD61E58587B0EB2
Oracle Cloud Infrastructure 2022 Certified Architect Associate
https://catalog-education.oracle.com/ords/certview/sharebadge?id=4C7026D0DE37F4A1BAD1E5F8C4FC5F1C7A72DEEC3A8DCA7F81F3B35425FA8F5F
Oracle Database Cloud Administrator 2022 Certified Associate
https://catalog-education.oracle.com/ords/certview/sharebadge?id=F7CB3BFD4285165DCB453093A217BF4C5752467F8C6D7F736368A6C2F555920A
Oracle Database Cloud Administrator 2022 Certified Professional
https://catalog-education.oracle.com/ords/certview/sharebadge?id=F7CB3BFD4285165DCB453093A217BF4CB1C9EE3A0BDE34A7E9C318BBD502BA4F
Oracle Autonomous Database Cloud 2021 Certified Specialist
https://catalog-education.oracle.com/ords/certview/sharebadge?id=39C449DF1C9FFFCFBC0AA56C148896D36476F3E474BEF430536BF9FB39F10F90
Oracle Cloud Infrastructure 2021 Architect Associate
https://catalog-education.oracle.com/ords/certview/sharebadge?id=76F3E5E55481EF61D90F70A05D1DBE05F257A17254918F700762565D6D53F506
Oracle Cloud Infrastructure 2021 Architect Professional
https://catalog-education.oracle.com/ords/certview/sharebadge?id=5949ED7154B42463BD1D00C7C2CA508791433EB9F6F0714570446DD175AC1C7B
Oracle Cloud Infrastructure Foundations 2021 Associate
https://catalog-education.oracle.com/ords/certview/sharebadge?id=D3F5068EF06DC5B3A20358CC897A74309C4A9047F9A625AF8985DDFE0F0976B8
Oracle Cloud Database Migration and Integration 2021 Certified Specialist
https://catalog-education.oracle.com/ords/certview/sharebadge?id=42425821FE09AB61DD6B80B826A05E7EDB72511A40048CA5F94C37A897AA7373
Oracle Cloud Database Services 2021 Certified Specialist
https://catalog-education.oracle.com/ords/certview/sharebadge?id=46E6FADF05B917500ADCCE8A372AAB45AC22E01B654037DC4F6734F32DFE459E
Oracle Database Cloud Administrator 2021 Certified Associate
https://catalog-education.oracle.com/ords/certview/sharebadge?id=F7CB3BFD4285165DCB453093A217BF4CAC3C7BCE289DFF3C935E4E4017248CAC
Oracle Database Cloud Administrator 2021 Certified Professional
https://catalog-education.oracle.com/ords/certview/sharebadge?id=F7CB3BFD4285165DCB453093A217BF4C6289728EC7928514B4A47E67C38E19CE
Oracle Autonomous Database Cloud 2019 Certified Specialist
https://www.credly.com/badges/0243bd89-2bfa-4d13-913a-13af6fdf8f1c
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