PostgreSQL Database Administrator

Job TitleLocation: Hybrid in Suitland, MD- Onsite once per week is the anticipated requirement.Travel: Ability to be onsite in Suitland, MD for project support as needed.Years' Experience: 5+ Years of experience.Education: Bachelor's degree in IT related field.Clearance: Applicants must be able to obtain and maintain a Public Trust security clearance. United States Citizenship is required as part of the eligibility criteria to be able to obtain this type of security clearance.Key SkillsMust have Oracle RDS and PostgreSQL experience.Familiar with Exadata and Oracle Cloud Infrastructure (OCI).Experience supporting databases across on-prem and AWS cloud environments.ResponsibilitiesAdminister and optimize AWS RDS PostgreSQL and Oracle RDS databases, including provisioning, major/minor upgrades, performance tuning, query optimization, snapshot management, backup strategies, monitoring (CloudWatch), and lifecycle operations.Develop and maintain PostgreSQL PL/pgSQL procedures, indexes, partitions, and performance tuned workloads for large enterprise datasets.Automate deployments and environment configuration using Terraform, CloudFormation, Ansible, Lambda scripts, and AWS-native automation tools.Provide operational support and maintenance for Oracle Exadata on premises—including multitenant RAC, ASM deployments, RMAN backup/restore, patching, performance tuning, and troubleshooting across standalone and pluggable databases.Support or contribute to operations involving OCI Exadata View email address on click.appcast.io (ExaCC), leveraging knowledge of Exadata architectures, multitenant environments, and cloud based database operations. (Concept integrated based on Exadata knowledge from source content).Oversee database upgrades, migrations, and provisioning activities for Oracle environments, including transitions from 19c ? 26ai multitenant.Maintain secure configurations and compliance with Census and federal standards, including NIST 800 53, RMF, data encryption, wallet/TDE configuration, IAM roles, parameter baselines, and monitoring best practices.Integrate database platforms with enterprise applications and services (AWS Lambda, Tomcat/WebLogic), supporting high availability architectures and secure data flows.Conduct continuous database monitoring using AWS CloudWatch, OEM, AWR, ASH, ADDM, and implement performance improvement recommendations.Qualifications5+ years of professional experience supporting AWS RDS PostgreSQL and Oracle RDS in production environments.Must be able to obtain and maintain a Public Trust security clearance.Bachelor's Degree in IT related field required.Oracle and/or AWS cloud certification(s) preferred.Demonstrated operational experience with Oracle Exadata on premises—RAC, ASM, RMAN, multitenant management, performance tuning, and patching cycles.Experience performing Oracle upgrades, provisioning, cloning, Data Guard/standby deployments, and high availability operations.Strong knowledge of AWS RDS operational tooling (CloudWatch, snapshots, alerts) and infrastructure as code technologies such as Terraform and CloudFormation.Hands-on experience with PostgreSQL PL/pgSQL development and optimization.Understanding of OCI Exadata View email address on click.appcast.io (ExaCC) concepts, Exadata architecture, and cloud/hybrid deployment models.Experience supporting large multitenant RAC clusters across Linux and Solaris environments.Experience with CI/CD pipelines (Jenkins, Docker, GitHub), scripting (Shell, Python, Bash), and DevSecOps automation.Experience monitoring enterprise workloads using OEM, CloudWatch, ASH/AWR, ELK, etc.About SparibisSparibis LLC is a professional solution firm that Clients rely on to access the best talent to drive their business success.Sparibis is an equal opportunity employer that values diversity at all levels. All individuals, regardless of personal characteristics, are encouraged to apply.