Senior Database Administrator

Cox Enterprises; Atlanta (GA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health insurance

401(k) retirement

Paid time off

Job summary

Cox is seeking a Senior Oracle DBA to design, implement, administer, and maintain Oracle databases, including RAC, ASM, and Data Guard, with emphasis on performance tuning, security, and disaster recovery.

You will collaborate with developers, system admins, and business stakeholders to optimize schemas, automate tasks with scripting and IaC, and implement robust DR plans for minimal downtime.

Qualifications

• Bachelor’s degree in a related field and 4 years of experience; other combos allowed.
• Expertise in Oracle Cloud Infrastructure, Oracle 19c/21c, RAC, ASM, Data Guard, and Exadata.
• Strong knowledge of SQL, PL/SQL, and performance tuning techniques.
• Experience with Oracle Enterprise Manager (OEM) for monitoring and administration.
• Hands-on experience with Unix/Linux environments and shell scripting.
• Strong troubleshooting and problem-solving skills.

Responsibilities

• Install, configure, and upgrade Oracle databases (including RAC, ASM, and Data Guard).
• Monitor and optimize database performance, ensuring high availability and reliability.
• Perform backup, recovery, and disaster recovery planning using RMAN and other tools.
• Troubleshoot database-related issues, working closely with application and infrastructure teams.

Skills

Oracle DBA

Performance tuning

Security & Audit

Unix/Linux

Shell scripting

IaC

Mentoring

Collaboration

Education

Bachelor’s degree or higher

Tools

Oracle Enterprise Manager

RMAN

AWR/ADDM

GoldenGate

Ansible

Terraform

Job description

We are seeking a highly skilled Senior Oracle Database Administrator (DBA) to join our team. The ideal candidate will be responsible for the design, implementation, administration, and maintenance of Oracle databases. This role requires expertise in database performance tuning, high availability, security, and disaster recovery. The Senior Oracle DBA will work closely with developers, system administrators, and business stakeholders to ensure database systems are optimized, secure, and aligned with business needs.

Key Responsibilities:

Database Administration & Maintenance

• Install, configure, and upgrade Oracle databases (including RAC, ASM, and Data Guard).
• Monitor and optimize database performance, ensuring high availability and reliability.
• Perform backup, recovery, and disaster recovery planning using RMAN and other tools.
• Troubleshoot database-related issues, working closely with application and infrastructure teams.

Performance Tuning & Optimization

• Identify and resolve performance bottlenecks using tools like AWR, ADDM, and SQL Tuning Advisor.
• Optimize SQL queries and database indexing strategies for improved performance.
• Implement partitioning, compression, and other techniques to enhance efficiency.

Security & Compliance

• Implement database security policies, user access controls, and encryption techniques.
• Conduct regular security audits and vulnerability assessments.

High Availability & Disaster Recovery

• Configure and manage Oracle RAC, Data Guard, and GoldenGate for HA and replication.
• Develop and test disaster recovery plans, ensuring minimal downtime in case of failures.

Automation & Scripting

• Develop scripts using Shell, PL/SQL, or Python for database automation and monitoring.
• Implement Infrastructure as Code (IaC) solutions for database provisioning and maintenance.

Collaboration & Documentation

• Work with developers to optimize database schemas and queries.
• Document database architecture, configurations, and standard operating procedures.
• Provide mentorship and guidance to junior DBAs and support teams.

Qualifications & Requirements:

• Bachelor’s degree in a related discipline and 4 years’ experience in a related field. The right candidate could also have a different combination, such as a master’s degree and 2 years’ experience; a Ph.D. and up to 1 year of experience; or 8 years’ experience in a related field.
• Expertise in Oracle Cloud Infrastructure, Oracle 19c/21c, Oracle RAC, ASM, Data Guard, and Exadata.
• Strong knowledge of SQL, PL/SQL, and performance tuning techniques.
• Experience with Oracle Enterprise Manager (OEM) for monitoring and administration.
• Hands-on experience with Unix/Linux environments and shell scripting.
• Strong troubleshooting and problem-solving skills.

Preferred Skills:

• Knowledge of DevOps tools (Ansible, Terraform) for database automation.
• Exposure to NoSQL or other RDBMS (PostgreSQL, MySQL) is an advantage.
• Certifications such as Oracle Certified Professional (OCP) or Oracle Certified Master (OCM) are a plus.

About Cox

Cox empowers employees to build a better future and has been doing so for over 120 years. With exciting investments and innovations across transportation, communications, cleantech and healthcare, our family of businesses - which includes Cox Automotive and Cox Communications - is forging a better future for us all.

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Benefits of working at Cox may include health care insurance (medical, dental, vision), retirement planning (401(k)), and paid days off (sick leave, parental leave, flexible vacation/wellness days, and/or PTO). For more details on what benefits you may be offered, visit our benefits page.

Cox is an Equal Employment Opportunity employer - All qualified applicants/employees will receive consideration for employment without regard to that individual's age, race, color, religion or creed, national origin or ancestry, sex (including pregnancy), sexual orientation, gender, gender identity, physical or mental disability, veteran status, genetic information, ethnicity, citizenship, or any other characteristic protected by law.