Senior Database Architect

Quest Oracle Community; Tampa, Northern (FL, KY); Hybrid; USD 131,000 - 237,000; Full time

Job summary

Leidos Defense Sector in Tampa, FL seeks a Senior Database Architect to design and maintain enterprise database architectures supporting mission applications and analytics. You will collaborate with government and contractor personnel to enable informed decision-making and mission success, requiring TS/SCI clearance.

Responsibilities include designing schemas and data models, ensuring performance and security, and guiding modernization from legacy systems to cloud or hybrid environments.

Qualifications

• 12+ years in database architecture, engineering, or related disciplines.
• Bachelor's degree in a technical field; substitutions allowed as permitted.
• Experience designing complex enterprise database architectures.
• Experience across on-premises, cloud, or hybrid environments.

Responsibilities

• Design and maintain enterprise database architectures for mission applications.
• Develop conceptual, logical, and physical designs ensuring data integrity and performance.
• Evaluate requirements to select relational, NoSQL, graph, or cloud-native technologies.
• Develop standards, data models, naming conventions, and specifications.
• Design schemas, indexing, partitioning, storage, and access patterns for workloads.
• Support high availability, replication, backup, disaster recovery, and continuity.
• Design secure architectures with encryption and IAM controls.
• Collaborate with cross-functional teams to translate requirements into solutions.
• Review environments to identify limitations, debt, and risks.
• Develop modernization and migration strategies to cloud/hybrid platforms.

Skills

Database architectures

Data modeling

Cloud databases

Security architecture

Performance optimization

Cloud platforms

Education

Bachelor's degree in Computer Science

Information Systems

Data Engineering

Tools

PostgreSQL

MS SQL Server

Oracle

MySQL

MongoDB

Elasticsearch

Cassandra

Graph databases

Azure

AWS

RDS/Aurora

Job description

Ready to take on your next career challenge?

Join Leidos and become part of a high-impact initiative supporting a multidisciplinary team focused on delivering cutting-edge planning, operational, technical, analytical, and mission support capabilities. We're assembling a team of top-tier data professionals who are driven by curiosity, innovation, and a desire to make a meaningful impact.

Note: This position is part of a future contract opportunity pending award announcement.

The Leidos Defense Sector is seeking a highly qualified Senior Database Architect to support a multidisciplinary team dedicated to delivering innovative planning, operational, technical, analytical, and mission support capabilities in Tampa, FL. The successful candidate will collaborate with government, military, and contractor personnel to develop solutions that enable informed decision-making, operational excellence, and mission success. Candidate must already possess a TS/SCI security clearance in order to be considered.

Key Responsibilities

• Design and maintain enterprise database architectures supporting mission applications, operational systems, analytics, reporting, and organizational data requirements.
• Develop conceptual, logical, and physical database designs that ensure data integrity, scalability, performance, availability, security, and interoperability across enterprise environments.
• Evaluate mission and application requirements to recommend appropriate relational, NoSQL, graph, document, distributed, or cloud-native database technologies.
• Develop database architecture standards, design patterns, data models, naming conventions, and technical specifications that promote consistency and interoperability across systems.
• Design database schemas, relationships, indexing strategies, partitioning approaches, storage architectures, and access patterns optimized for operational and analytical workloads.
• Develop architectures supporting high availability, replication, backup and recovery, disaster recovery, fault tolerance, and continuity of operations requirements.
• Design secure database architectures incorporating encryption, identity and access management, role-based access controls, auditing, data protection, and cybersecurity requirements.
• Collaborate with Data Architects, Database Engineers, Data Engineers, software developers, cybersecurity personnel, system architects, and mission stakeholders to translate business and operational requirements into scalable database solutions.
• Review existing database environments to identify architectural limitations, performance constraints, technical debt, security risks, and modernization opportunities.
• Develop database modernization and migration strategies supporting transition from legacy systems to cloud, hybrid-cloud, or modern enterprise data platforms.
• Support integration of databases with enterprise applications, APIs, data pipelines, analytical environments, data warehouses, data lakes/lake houses, and other information systems.
• Evaluate database performance requirements and provide architectural recommendations addressing scalability, storage, query performance, concurrency, and system availability.
• Develop technical architecture diagrams, database design documentation, data models, interface specifications, implementation guidance, and technical decision papers.
• Conduct architecture and design reviews to ensure database implementations comply with established technical standards, security requirements, and enterprise architecture.
• Evaluate emerging database technologies and recommend solutions that improve performance, scalability, resilience, security, and mission effectiveness.
• Provide technical leadership and mentoring to Database Engineers, administrators, developers, and other technical personnel on database architecture and design best practices.

Education & Experience

• Minimum of 12 years of directly related experience in database architecture, database engineering, database administration, data modeling, enterprise application architecture, or related technical disciplines.
• Bachelor's degree in Computer Science, Information Systems, Software Engineering, Data Engineering, Computer Engineering, Information Technology, or a related technical discipline. Additional years of directly related experience may be substituted, where permitted.
• Demonstrated experience designing complex enterprise database architectures supporting mission-critical or high-availability systems.
• Experience developing logical and physical data models and translating application or mission requirements into database architectures.
• Experience designing database solutions across on-premises, cloud, or hybrid environments.

Skills

• Extensive knowledge of relational database technologies such as PostgreSQL, Microsoft SQL Server, Oracle, MySQL, or comparable enterprise platforms.
• Experience with non-relational technologies such as MongoDB, Elasticsearch, Cassandra, graph databases, or comparable platforms.
• Expertise in conceptual, logical, and physical data modeling, schema design, normalization and denormalization, indexing, partitioning, and database performance principles.
• Strong understanding of database scalability, high availability, replication, backup and recovery, disaster recovery, and fault-tolerant architectures.
• Experience designing cloud-based database solutions using Microsoft Azure, AWS, or comparable enterprise cloud platforms.
• Knowledge of database security architecture, encryption, access controls, auditing, and cybersecurity principles.
• Familiarity with APIs, ETL/ELT pipelines, data integration, messaging architectures, and enterprise application integration.
• Understanding of data governance, metadata, data lineage, retention, lifecycle management, and information management principles.
• Strong analytical, architectural, troubleshooting, and technical decision-making skills.
• Excellent written and verbal communication skills with the ability to explain complex architectural concepts to technical and non-technical stakeholders.

Preferred Qualifications

• Master's degree in Computer Science, Information Systems, Software Engineering, Data Engineering, or a related technical discipline.
• Experience supporting Department of Defense, Intelligence Community, or other national security organizations.
• Experience with Azure SQL, Amazon RDS/Aurora, Databricks, Snowflake, Microsoft Fabric, Palantir Foundry, or comparable enterprise data platforms.
• Experience designing databases supporting large-scale analytics, artificial intelligence/machine learning, real-time applications, or mission-critical operational systems.
• Experience supporting database modernization, cloud migration, or legacy system transformation initiatives.
• Familiarity with DoDAF, TOGAF, or other enterprise architecture frameworks.
• Relevant Microsoft, AWS, Oracle, PostgreSQL, Snowflake, or other database/cloud architecture certifications.

Security Clearance

• Active TS/SCI required

Standard day shift; schedule may be adjusted based on operational or customer requirements.

Pay Range

Pay Range $131,300.00 - $237,350.00

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

Pay and Benefits

Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.