Principal Software Engineer - Cyber & Analytics (Security)

Leidos Inc; Corridor North (MD); On-site; USD 154,000 - 278,000; Full time

Benefits offered by this job

Competitive benefits

Paid Time Off

Flexible schedules

Job summary

Leidos Inc. is seeking a Principal Software Engineer to advance a mission-critical enterprise application within the Intelligence Sector. The role emphasizes modernizing a Java/Angular platform using Spring Boot, Docker, Kubernetes, RESTful APIs, and DevSecOps practices.

You will contribute to architecture decisions, performance improvements, and containerized deployments across cloud and on‑prem environments while collaborating with skilled Agile teams.

Qualifications

• Bachelor's degree in Computer Science or a related discipline.
• Minimum of 14 years of software engineering experience on programs and contracts of similar scope, type, and complexity.
• Security Clearance Requirement: Active TS/SCI with polygraph.

Responsibilities

• Analyze user and system requirements to design, develop, test, and maintain Java and Angular applications.
• Design, develop, and support RESTful APIs, service integrations, and data access components for Oracle, PostgreSQL, and other relational databases.
• Support application modernization initiatives, including Spring Boot migration, database modernization, microservices, and containerization.
• Deploy and support containerized applications in Kubernetes environments across cloud and on-premises infrastructure.
• Participate in architecture reviews, code reviews, troubleshooting, technical design, and continuous process improvement.
• Develop automated unit and integration tests, support CI/CD pipelines, and maintain technical documentation using Confluence and Jira.
• Provide backup database administration support for Oracle, PostgreSQL, and MariaDB while cross-training across application, database, and deployment technologies to ensure operational continuity.

Skills

Java

Spring Boot

Angular

Docker

Kubernetes

RESTful APIs

CI/CD

GitLab

Agile

Education

Bachelor's degree in Computer Science

Tools

Jira

Confluence

Oracle

PostgreSQL

MariaDB

Job description

Leidos Inc. is seeking a Principal Software Engineer to advance a mission-critical enterprise application within the Intelligence Sector. The role emphasizes modernizing a Java/Angular platform using Spring Boot, Docker, Kubernetes, RESTful APIs, and DevSecOps practices.

You will contribute to architecture decisions, performance improvements, and containerized deployments across cloud and on‑prem environments while collaborating with skilled Agile teams.