Cloud Security Engineer - Application Database

Global Risk and Security (GR&S) at Vanguard enables business strategy, protects client and Vanguard interests (e.g., assets and data), and stewards a strong risk culture. Our teams leverage enterprise-wide insights, deep expertise, and trusted advice so that across Vanguard leaders and crew drive faster, stronger, risk-informed decisions.

Within GR&S, the Enterprise Security and Fraud (ES&F) sub-division is responsible for the global protection of Vanguard crew, property, data, and client assets. We are the trusted advisors that protect the pride of Vanguard with state-of-the-art security and fraud capabilities. We are a world-class destination of highly engaged, passionate, and diverse talent expected to continuously learn and develop in an ever-changing security landscape

Cloud Security Engineer, Specialist:

• Plans and implements new security technologies and major releases for the most critical enterprise-wide IT cloud platform projects. Designs, implements, and deploys cloud security systems to support and meet business needs. Identifies, recommends, and implements opportunities for improvement and performance issue solutions.
• Provides expert level technical support and ensures reliable operation of cloud production. Diagnoses and troubleshoots the most complex security issues for cloud computing systems. Contributes to the implementation of leading security technologies in infrastructure to improve its overall performance. Maintains comprehensive technical knowledge of software and infrastructure platforms.
• Develops auditing methodologies and architecture to manage and protect data in cloud computing environments.
• Elevates code into the development, test, and production environments on schedule. Provides follow up production support. Submits change control requests and documents.
• Learns and understands client area business functions and requirements. Determines the appropriate technical tool to address the client's business needs.
• Trains and mentors more junior staff on processes and technologies. Troubleshoots and resolves the most complex issues elevated from staff. Provides guidance and consultation as required. Updates, writes, and maintains documentation for the department.
• Administers system activities. Writes the technical portion of assigned deliverables. Performs systems analysis, including system requirements analysis and definition, and logical design.
• Provides expert level DBA services and performs physical database design and development for critical business applications and databases with the largest numbers of interfaces and users.
• Develops and maintains database logs and bug lists. Understands the business requirements for applications and implements supporting database technical capabilities.
• Performs database administration for mainframe and server databases. Performs day to day monitoring and optimizing, and provides developer support for creation of databases, tables, and indexes. Builds backup and recovery jobs.
• Conducts performance analysis of applications and database management systems. Identifies opportunities for continuous quality improvement of technical standards, processes, and technologies. Utilizes logical models to ensure efficient and reliable database performance.
• Reviews application designs for compliance with production acceptance requirements. Ensures backup, recovery, security, reliability, and performance of the systems. Develops and maintains policies and procedures for ensuring the security and integrity of a database.
• Trains and mentors staff. Resolves the most complex issues elevated from staff with less experience.
• Tests and evaluates IT vendor products.
• Participates in special projects and performs other duties as assigned.
• Design and implement Aurora PostgreSQL clusters tailored for high availability and performance.
• Perform advanced database tuning, including query optimization, indexing strategies, and memory management.
• Monitor and troubleshoot performance issues using AWS native tools such as CloudWatch, Performance Insights, and Secrets Manager.
• Collaborate with data engineering and application teams to align database performance with business requirements.
• Implement best practices for schema design, data ingestion, and transformation pipelines.
• Configure vector indexes and metadata structures for advanced querying and knowledge base integration.
• Automate database operations using AWS Lambda, Step Functions, and CI/CD pipelines.
• Ensure compliance with data governance, security, and privacy standards.
• Participates in special projects and performs other duties as assigned.

• Minimum of eight years related work experience in database administration, data modeling, business systems analyst, development, or related work experience
• Undergraduate degree in a related field or the equivalent combination of training and experience.