Senior Database Administrator

About Us (Ensono)

Ensono is an expert technology adviser and managed service provider. As a relentless ally, we accelerate clients' digital transformation to achieve business outcomes that stand to last. Our dedicated team helps organizations optimize today's systems across any hybrid environment with services such as consulting, mainframe and application modernization, public cloud migration and cloud-native development. With certified experts in AWS, Azure and Google Cloud and recognized as Microsoft Datacenter Transformation Partner of the Year, Ensono has over 3500+ associates globally and is headquartered in greater Chicago.

We care about your success, offering comprehensive strategic and managed services for mission-critical applications. Our Advisory and Consulting services can help upfront with an application strategy or find the right places for your applications - whether it's public, multi or hybrid cloud, or mainframe. And because we span across all mission-critical platforms, we can meet you wherever you are in your digital transformation journey, with 24/7 support when you need it. We are your relentless ally, flexing with you when challenges emerge so you don't feel stuck in place. With cross-platform certifications and decades of experience, our technology experts have become an extension of your team so you're continuously innovating - doing more with less while remaining secure. And that's just the beginning.

• Design, implement, and optimize PostgreSQL & snowflake database schemas, queries, and structures to support application performance and scalability.

• Configure and maintain database environments, including installation, replication, clustering, and high availability.

• Monitor database performance and proactively address bottlenecks to ensure system reliability and responsiveness.

• Develop and maintain automation scripts using Python for database monitoring, backups, and deployment tasks.

• Implement robust database security practices, including access control, encryption, and auditing.

• Collaborate with cross-functional teams to integrate mainframe-generated metrics into modern data platforms.

• Maintain comprehensive documentation for database architecture, configurations, and operational procedures.

• 10+ years of experience in database administration or related roles.

• Bachelor's degree in Computer Science, Information Systems, or equivalent practical experience.

• Demonstrated expertise in managing and maintaining data structures and related elements in Mainframe Systems

• Expertise in PostgreSQL administration and performance tuning.

• Good to have experience in Snowflake and Azure Data Factory.

• Proficiency in Python scripting and Linux/Unix environments, including shell scripting.

• Solid understanding of database security principles and best practices.

• Familiarity with DevOps tools such as Jira, Git/SVN, and Jenkins.

• Strong analytical and problem-solving skills with the ability to work in a fast-paced, dynamic environment.

• Working knowledge of networking and security concepts.

• Experience with z/OS mainframe systems and data ingestion pipelines.

• Industry certifications in database technologies or cloud platforms.