Senior PostgreSQL DBA, Charlotte, North Carolina, United States

About the role
As a Senior PostgreSQL DBA, you will make an impact by being responsible for the administration, performance, availability, security, and operational support of enterprise PostgreSQL environments. You will play a key role in designing and maintaining high availability and disaster recovery solutions, optimizing database performance, automating operational processes, and ensuring the reliability of mission-critical applications across Production, UAT, and Development environments. You will be a valued member of the Cloud Infrastructure and Security team working collaboratively with the Senior Manager.

In this role, you will

Administer and support PostgreSQL databases across Production, UAT, and Development environments.
Ensure database availability, reliability, capacity planning, and operational stability.
Design, implement, and maintain backup, recovery, and disaster recovery solutions to meet business continuity objectives.
Perform backup validations, recovery testing, and disaster recovery drills while maintaining RPO and RTO targets.
Design and support high-availability PostgreSQL architectures, including streaming and logical replication.
Monitor replication health and execute failover and switchover activities when required.
Analyze and resolve database performance issues through query optimization, indexing, partitioning, and execution plan analysis.
Tune PostgreSQL configuration parameters, memory utilization, I/O performance, and autovacuum settings.
Monitor and troubleshoot lock contention, blocking sessions, and database wait events.
Implement database security standards, user access controls, role management, and compliance requirements.
Resolve incidents, perform root cause analysis, and support problem and change management processes.
Develop automation solutions using Bash, Python, Shell scripting, and PostgreSQL utilities.
Implement monitoring, alerting, observability, and proactive health-check solutions.
Support database upgrades, migrations, releases, and deployment activities.
Create and maintain operational documentation, runbooks, recovery procedures, and technical standards.
Drive continuous improvement initiatives focused on automation, modernization, operational excellence, and database governance.

Work model
At Cognizant, we strive to provide flexibility wherever possible, and we are here to support a healthy work-life balance through our various wellbeing programs. Based on this role’s business requirements, this is an onsite position requiring 5 days a week in a client or Cognizant office in Charlotte, NC.

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you’re engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

What you need to have to be considered

8+ years of experience supporting enterprise PostgreSQL environments.
Strong expertise with PostgreSQL 14, 15, 16, and 17.
Hands-on experience with PostgreSQL backup, recovery, and disaster recovery planning.
Extensive experience with streaming replication and logical replication.
Strong knowledge of high availability and disaster recovery architecture.
Proven experience with PostgreSQL performance tuning, query optimization, indexing, and partitioning.
Linux (RHEL) administration experience.
Proficiency in Bash, Shell, and Python scripting.
Experience with database security, access management, and compliance controls.
Hands-on experience with monitoring and observability tools.
Experience supporting ITIL-based operational processes, including Incident, Change, and Problem Management.
Experience working with ServiceNow or similar ITSM platforms.

These will help you stand out

Experience planning and executing PostgreSQL version upgrades.
Experience supporting cloud migration initiatives and hybrid database environments.
Knowledge of AWS, Azure, or other cloud database platforms.
Experience conducting application compatibility and upgrade assessments.
Experience defining database standards, governance controls, and operational best practices.
Strong troubleshooting skills supporting complex production environments.
Experience driving automation and database modernization initiatives.
PostgreSQL, Linux, Cloud, or ITIL certifications.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out.

关于高知特 (Cognizant)
高知特(Cognizant)（纳斯达克代码：CTSH）作为一家AI Builder和相关技术服务提供商，致力于通过打造全栈AI解决方案，帮助企业将人工智能投资转化为实际价值。公司凭借深厚的行业经验、流程优化和工程技术专长，将企业独特的业务场景融入科技系统，赋能组织释放人才潜能，推动切实成果，并帮助全球企业在瞬息万变的环境中保持领先。如需了解更多详情，敬请访问 cognizant.ai 或关注@cognizant。

补充雇佣信息
薪酬信息截至本职位发布之日为准。Cognizant 保留在适用法律允许的范围内随时修改该信息的权利。
申请人可能需要通过现场面试或视频会议的方式参加面试。此外，候选人在每次面试时可能需要出示其当前所在州或政府签发的有效身份证件。
Cognizant 是一家提供平等就业机会的雇主。在招聘过程中，您的申请和候选资格不会因种族、肤色、性别、宗教、信仰、性取向、性别认同、国籍、残疾、遗传信息、怀孕、退伍军人身份或任何其他受联邦、州或地方法律保护的特征而受到影响。