Database Engineer

Sigma Software; Foster City (CA); On-site; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health Care Plan (Medical, Dental &amp

Life Insurance (Basic, Voluntary &

Paid Time Off (Vacation, Sick &

Training & Development

Retirement Plan (401k, IRA)

Free breakfast and lunch

Job summary

Sigma Software Vertex is seeking a Database Engineer to design, build, and operate scalable data stores in Foster City, CA. You will work with AWS services, IaC tooling, and cross‑functional teams to optimize schemas, performance, and security from development through production.

You will design and implement robust database solutions, monitor performance, and drive capacity planning while staying current with new database technologies and best practices.

Qualifications

• Strong understanding of AWS and IaC for database resources.
• Proven experience as a Database Engineer/DBA.
• Deep knowledge of DBMSs (e.g., PostgreSQL, MySQL, SQL Server, Redshift).
• Proficiency in SQL and query optimization.
• Solid grasp of data modeling, normalization, and schema design principles.

Responsibilities

• Design and develop efficient, scalable database solutions aligned to business requirements.
• Install, configure, and upgrade database software and related tooling.
• Monitor performance and optimize queries, indexes, and schemas for reliability and speed.
• Implement and maintain database security controls to protect sensitive data.
• Collaborate with application developers to optimize schema designs and SQL.
• Troubleshoot incidents and provide timely resolution across environments.
• Develop and maintain documentation for architecture, configuration, and runbooks.
• Perform capacity planning and recommend infrastructure improvements.
• Manage and support AWS database infrastructure (e.g., RDS/Aurora/Redshift).
• Stay current on emerging database technologies, patterns, and best practices.

Skills

AWS

SQL

Data modeling

Performance tuning

Collaboration

Problem solving

Communication

Tools

Terraform Cloud

Bamboo

Flyway

Python

Shell

Job description

Database Engineer Onsite in Foster City, CA | 5 days in office 40 hour work week but must be open to flexible hours (i.e. before or after typical business hours)

As a Database Engineer at Sigma Software Vertex, you will design, build, and operate scalable, secure data stores that power our applications and analytics. You'll partner closely with application and data teams to shape schemas, tune performance, and automate operations using AWS and infrastructure-as-code. Your work will improve reliability, reduce cost, and accelerate delivery from development through production. In this role, you will:

• Design and develop efficient, scalable database solutions aligned to business requirements.
• Install, configure, and upgrade database software and related tooling.
• Monitor performance and optimize queries, indexes, and schemas for reliability and speed.
• Implement and maintain database security controls to protect sensitive data.
• Collaborate with application developers to optimize schema designs and SQL.
• Troubleshoot incidents and provide timely resolution across environments.
• Develop and maintain documentation for architecture, configuration, and runbooks.
• Perform capacity planning and recommend infrastructure improvements.
• Manage and support AWS database infrastructure (e.g., RDS/Aurora/Redshift).
• Stay current on emerging database technologies, patterns, and best practices.

Qualifications

• Strong understanding of AWS and IaC for database resources.
• Proven experience as a Database Engineer/DBA.
• Deep knowledge of DBMSs (e.g., PostgreSQL, MySQL, SQL Server, Redshift).
• Proficiency in SQL and query optimization.
• Solid grasp of data modeling, normalization, and schema design principles.
• Hands-on experience with performance tuning and monitoring.
• Understanding of backup/restore and disaster recovery procedures.
• Knowledge of database security best practices.
• Excellent problem-solving, analytical, communication, and collaboration skills.
• Ability to thrive in a fast-paced, dynamic environment.

Nice to Have

• AWS networking fundamentals.
• Experience with Terraform Cloud and IaC workflows.
• Automation/scripting with Python or Shell.
• CI/CD for databases (e.g., Bamboo, Flyway, or similar).

Benefits

• Health Care Plan (Medical, Dental & Vision)
• Life Insurance (Basic, Voluntary & AD&D)
• Paid Time Off (Vacation, Sick & Public Holidays)
• Training & Development
• Retirement Plan (401k, IRA)
• Free breakfast and lunch