Senior DB Admin: Oracle/NoSQL—High Availability & DR

Spectrum; Greenwood Village (CO); On-site; USD 79,000 - 140,000; Full time

Job summary

Spectrum is seeking a Senior Database Administrator to design, implement, and maintain production and non‑production databases across on‑prem Oracle and cloud/NoSQL platforms such as MongoDB, Cassandra, Amazon DocumentDB, and AWS RDS.

You will lead high availability implementations, optimize performance, and mentor junior DBAs while supporting 24x7 operations and disaster recovery planning.

Qualifications

• Bachelor’s degree in Information Technology, Computer Science, or related field or equivalent work experience.
• 6+ years of experience with Oracle and other DBMS in a multi‑platform environment.
• Strong knowledge of database architecture and best practices for large Oracle systems.
• Proficient in PL/SQL programming and change management processes.
• Experience with instance, database, and query tuning.
• Familiarity with SAN technologies and Windows/Linux/Solaris OS; shell scripting.

Responsibilities

• Install and configure grid infrastructure, databases, and clients.
• Design and implement security, backup, and recovery strategies for DBMS.
• Support multiple services/databases with concurrent users; ensure data integrity and accessibility.
• Design, install, and maintain High Availability solutions (RAC, Data Guard).
• Monitor performance using OEM and cloud/NoSQL tools; diagnose issues.
• Plan capacity and advise on scaling for business growth.
• Create DR methodologies and documentation; participate in project delivery.
• Mentor junior DBAs and assist development teams on best practices.

Skills

Database design

PL/SQL

Performance tuning

HA / DR

Backup & recovery

OS scripting

Cloud/NoSQL platforms

Oracle RAC

Data Guard

Vendor monitoring (OEM)

Education

Bachelor’s degree in IT/CS or related field

Tools

Oracle

MongoDB

Cassandra

Amazon DocumentDB

AWS RDS

OEM

Job description

Spectrum is seeking a Senior Database Administrator to design, implement, and maintain production and non‑production databases across on‑prem Oracle and cloud/NoSQL platforms such as MongoDB, Cassandra, Amazon DocumentDB, and AWS RDS.

You will lead high availability implementations, optimize performance, and mentor junior DBAs while supporting 24x7 operations and disaster recovery planning.