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Comcast Senior MongoDB DBA in Denver, Colorado

Business Unit:


We are currently searching for a Senior DBA with NoSQL database expertise to join the Cloud-Database as a Service (DBaaS) team. As an Engineer on the DBaaS team you will work to plan, support and deploy on a wide variety of NoSQL databases including Mongo, Cassandra, Couchbase, etc.

You will be joining a small and fast paced group of extraordinary specialists who are innovating in delivering public and private cloud solutions to product teams at Comcast. We are a team that flourishes with big challenges, results, quality and agility. The team’s engineers work closely with cloud, security and database architects to ensure our products and services consistently meet customer needs.

The scope for an ideal candidate would be to have an expertise over NoSQL DBs with which she/he can identify and architect a NoSQL database solution for an application and help deploy and maintain the same. Extending production support for critical systems and being a mentor to the team internally would be the implicit requirements of this role.


Design, develop, test, deploy, maintain and document the NoSQL Databases being used in the system – primarily focused on Mongo, Cassandra and Couchbase.

Participate in agile project planning, estimation and retrospectives

Work with teammates to develop and refine database architecture and design

Contribute to user architect and deploy the right NoSQL Databases independently.

Develops and implements plans to lead aspects of database administration function and ensures smooth transition to new technology. Provides recommendations on database technologies and features.

Communicates and understands impact of database changes and status to affected parties and designs appropriate solutions. Provides updates in database technologies and trends.

Develops database technology standards and associated documentation.

Works with the network and security teams to ensure database alignment to security standards.

Consistent exercise of independent judgment and discretion in matters of significance.

Regular, consistent and punctual attendance. Must be able to work nights and weekends, variable schedule(s) as vital.

Other duties and responsibilities as assigned.


Experience in Mongo DB, Cassandra, Couchbase

Expertise in doing database and performance trouble shooting through query tuning, tweaking of database parameters and OS/kernel parameter analysis.

Experience using Linux, OpenStack, Kubernetes, Docker to run and orchestrate the deployment of database workloads, images, VMs.

Experience implementing and utilizing the continuous integration and continuous delivery (CI/CD) tools and platform.

Experience with scripting - Shell scripting and Python.

Ability to automate the deployment of infrastructure using tools like Terraform, Ansible or Chef/Puppet.

Should be a hands-on DBA with proven track record in deploying complex, sharded and partitioned database nodes with knowledge on how partitioned data needs to be distributed.

Must be comfortable using the industry standard and open source tools and technologies.

Conceptual knowledge with RDBMS, Oracle and AWS-RDS is a huge plus.

Proven track record to design and present understandable and practical solutions to sophisticated problems.

Strong verbal and written communication skills.

Ability to work effectively within a geographically distributed team.

Ability to travel when needed; expected travel is 5%.

Job Specification:

Bachelor’s Degree or Equivalent

Information Sciences, Technology, Computer Science

Generally, requires 7-11 years related experience

Comcast is an EOE/Veterans/Disabled/LGBT employer