Senior Database Administrator

Senior Database Administrator

In this role, you will play a critical part in ensuring the reliability, performance, and security of the organization's enterprise database landscape across both on-premises and cloud environments. You will support mission-critical PostgreSQL and Oracle systems operating in a 24x7, high-availability setting, strengthening business continuity through effective replication, standby configurations, RAC administration, and disaster recovery strategies. Your expertise will help drive modernization efforts, including database migrations and automation initiatives, while enabling cross-functional teams to deliver scalable, resilient, and high-performing data solutions.

Ensure the reliability, performance, and security of enterprise PostgreSQL and Oracle database environments operating in a 24x7, high-availability production setting.

Strengthen the organization's data infrastructure by supporting both on-prem and cloud-based databases across AWS, Azure, and GCP.

Enhance business continuity by managing replication, standby systems, RAC clusters, and disaster recovery solutions.

Contribute to modernization initiatives by supporting database migrations, including Oracle-to-PostgreSQL conversions, and by automating routine DBA workflows.

Administer, monitor, and maintain Oracle databases across production and non-production environments.

Manage high-availability and disaster recovery configurations, including replication, standby databases, and Oracle RAC.

Implement and support Active Data Guard, including switchover and failover operations.

Perform patching, upgrades, and lifecycle maintenance with minimal downtime.

Execute backup and recovery strategies using RMAN, datapump, pg_dump, WAL, and PITR.

Conduct performance tuning, query optimization, and root-cause troubleshooting.

Support cloud-hosted database environments, including RDS and other managed services.

Automate recurring DBA tasks using scripting languages and tooling.

Collaborate with application, DevOps, and infrastructure teams to deliver scalable, resilient solutions.

Participate in on-call rotations and provide production support as needed.

Bachelor's degree in computer science, Information Technology, or a related field.

8+ years of experience in database administration.

Experience with Oracle technologies, including RAC, Data Guard, and RMAN.

Background working in cloud environments (AWS, Azure, or GCP).

Proficiency in SQL, performance tuning, backup/recovery, and high-availability architectures.

Experience with Linux/Unix systems.

Scripting skills (Shell, Python, or similar).

Experience working with PostgreSQL database.

Experience with database migration and modernization initiatives.

Familiarity with container technologies such as Docker or Kubernetes.

Experience with AI/automation tools for database monitoring and optimization.

Relevant certifications is a plus (Oracle, PostgreSQL, or Cloud).

When you join Epsilon, we'll create something EPIC together. We're a global leader in data and identity, with deep expertise in digital media, clean rooms, customer data platforms, loyalty and marketing services. Positioned at the center of Publicis Groupe, Epsilon helps brands deliver personalized experiences at scale and build lasting customer relationships by unlocking the full potential of data and identity. Epsilon operates in 30+ countries across EMEA, the Americas and APAC, with more than 8,000 employees.

Epsilon has five values that define our culture and guide us as we create value for our clients, our people and consumers. We seek candidates who align with our company values, demonstrate them and make them meaningful in their day-to-day work:

Act with integrity. We are transparent and have the courage to do the right thing.

Work together to win together. We believe collaboration is the catalyst that unlocks our full potential.

Innovate with purpose. We shape the market with big ideas that drive big outcomes.

Respect all voices. We embrace differences and foster a culture of connection and belonging.

Empower with accountability. We trust each other to own and deliver on common goals.

As an Epsilon employee, you deserve perks and benefits that put you, your family and your finances first. Our benefits encompass a wide range of offerings, including but not limited to:

Time to recharge: Flexible time off (FTO), 14 paid holidays, paid sick time

Family well-being: Parental/new child leave, childcare & elder care assistance, adoption assistance

Extra perks: Comprehensive health coverage, 401(k), tuition assistance, commuter benefits, professional development, employee recognition, charitable donation matching, health coaching and counseling

Epsilon benefits are subject to eligibility requirements and other terms.

Epsilon is an Equal Opportunity Employer. Epsilon's policy is not to discriminate against any applicant or employee based on actual or perceived race, age, sex or gender (including pregnancy), marital status, national origin, ancestry, citizenship status, mental or physical disability, religion, creed, color, sexual orientation, gender identity or expression (including transgender status), veteran status, genetic information or any other characteristic protected by applicable federal, state or local law. Epsilon also prohibits harassment of applicants and employees based on any of these protected categories. Epsilon will provide accommodations to applicants who need accommodations to complete the application process. Please reach out to View email address on click.appcast.io to request an accommodation.

For San Francisco Bay and Los Angeles Areas: Epsilon will consider qualified applicants with criminal histories for employment in a manner consistent with the City of Los Angeles' Fair Chance Initiative for Hiring Ordinance and San Francisco Police Code Sections 4901-4919, commonly referred to as the San Francisco Fair Chance Ordinance. Applicants with criminal histories are welcome to apply.

Compensation Range: USD $76,400.00 - USD $141,800.00/Annually. This is the pay range the Company believes it will pay for this position at the time of this posting. Consistent with applicable law, compensation will be determined based on the skills, qualifications, and experience of the applicant along with the requirements of the position, and the Company reserves the right to modify this pay range at any time. Temporary roles may be eligible to participate in our freelancer/temporary employee medical plan through a third-party benefits administration system once certain criteria have been met. For regular roles, the Company will offer medical coverage, dental, vision, disability, 401k, and paid time off. The Company anticipates the application deadline for this job posting will be 9/24/2026.