Database Operations Specialist

Mollica IT

. Administration and operation of databases in critical production environments .

Posted 9/15/2026full-timeRemote • BrazilMid-LevelSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates advanced administration of Oracle Database and strong knowledge of Linux/Unix, with expertise in performance optimization, query tuning, and disaster recovery in critical production environments. Proficient in collaboration with cross-functional teams and managing high-transaction-volume platforms.

Highest-signal resume keywords

Oracle Database AdministrationLinux/Unix AdministrationPerformance OptimizationDisaster Recovery ManagementSQL Tuning

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Database AdministrationPerformance TuningQuery OptimizationBackup and RecoveryHigh AvailabilityIncident ManagementLog AnalysisProcess ManagementCloud EnvironmentsTechnical Knowledge of SQL Server

Soft Skills

CollaborationProblem SolvingDocumentation

Tools & Technologies

DynatraceGrafanaPrometheusServiceNowITIL

Industry Keywords

High-Transaction-Volume PlatformsCritical Production EnvironmentsContinuous Improvement InitiativesObservabilityDisaster Recovery

Tech Stack

Tools & technologies

CloudGrafanaLinuxMongoDBOraclePostgresPrometheusRedisServiceNowSQLUnix

About the role

Key responsibilities & impact

Administration and operation of databases in critical production environments
Monitoring of performance, availability, and capacity
Advanced troubleshooting in highly complex scenarios
Management of backup, recovery, failover, and disaster recovery
Performance optimization and query tuning
Administration of security, users, and permissions
Analysis of logs, sessions, and database behavior
Collaboration with application, middleware, and infrastructure teams
Execution of controlled changes and operational tasks
Documentation of processes, incidents, and solutions (runbooks / knowledge base)
Participation in continuous improvement initiatives
Advanced administration of Oracle Database
Experience in on-premises and/or cloud environments (OCI)
Other responsibilities related to the role

Requirements

What you’ll need

Solid experience in IT operations or database administration
Experience managing production incidents
Experience with high-transaction-volume platforms
Strong knowledge of Linux/Unix, including administration, troubleshooting, log analysis, and process management
Experience with Oracle Database, Redis, and/or MongoDB, depending on the area of responsibility
Knowledge of SQL tuning and query optimization
Knowledge of high availability, clustering, failover, and disaster recovery
Knowledge of observability and monitoring tools, such as Dynatrace, Grafana, and Prometheus
Knowledge of ServiceNow and ITIL, especially incident, problem, and change management
Experience in critical, highly available environments
Technical knowledge of Oracle: Data Guard, RAC, RMAN, Exadata, AWR, ADDM, and wait-event analysis
Technical knowledge of Redis: replication, clustering, memory tuning, and troubleshooting in distributed environments
Technical knowledge of MongoDB: clusters, sharding, replica sets, performance, and high availability
Technical knowledge of SQL Server: administration, operations, performance tuning, troubleshooting, availability, and recovery
Knowledge of PostgreSQL, IBM Db2, and Hazelcast
Completed bachelor’s degree
Intermediate Spanish proficiency for conversation

Benefits

Comp & perks

Amil health insurance subsidized by the company for the employee (dependents may be added with payroll deductions)
Amil dental insurance (optional; dependents may be added to the dental plan)
Meal voucher provided through the Flash Benefícios card – BRL 35.00 per day
POP Program (Personal Guidance Program) offering psychological, legal, financial, social, and pet support at no cost to the employee and eligible dependents
Wellhub (formerly Gympass), with access to more than 700 gyms throughout Brazil
Partnerships with universities for undergraduate and graduate programs
Discounts at language schools
Support for continuous professional development
Group life insurance
SESC partnership for the employee and dependents
Partnerships with major consumer brands
Profit-Sharing Program (PPR)