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Jobs · Engineering · Maryland

Sr. Software Engineer TS/SCI Polygraph HANOVER

Leidos · Hanover, MD · 1 mo ago
HybridEngineering$131k–$237k/yrFull-time

Description

Leidos has a new and exciting opportunity for a Software Engineer in their National Security Sector's (NSS) Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

About the role

The Software Engineer will support the design, development, testing, deployment, and maintenance of a Data Dictionary capability that provides metadata specification, storage, and access services. This system includes a Java/Spring-based backend, RESTful APIs, and a web-based user interface. The engineer will work independently to implement features, contribute to architectural decisions, and support full lifecycle software delivery within a collaborative Agile environment.

Responsibilities

  • Develop, maintain, and enhance Java/Spring applications supporting:
    • A web-based user interface for creating and managing metadata specifications, including attributes and valid values
    • A database solution for storing specifications
    • RESTful services enabling programmatic access to specifications
  • Design and implement backend services and APIs
  • Contribute to system architecture, technical design, and engineering best practices
  • Develop and maintain database schemas, queries, and integrations
  • Support CI/CD pipelines, deployment activities, and operational readiness
  • Collaborate with cross-functional teams, stakeholders, and system integrators
  • Mentor junior engineers and provide technical guidance

Requirements

  • Active TS/SCI clearance with Polygraph up front (no sponsorship available)
  • Bachelor’s degree in Computer Engineering, Computer Science, or a related technical field
  • Four (4) additional years of software engineering experience may be substituted for a bachelor’s degree, for a total of twelve (12) years of experience
  • Minimum of eight (8) years of software engineering experience
  • Minimum of three (3) years of experience in SIGINT, IA, or IT domains
  • Minimum of three (3) years of experience with modern Java and Spring/Spring Boot development
  • Experience developing RESTful APIs and JSON-based web services
  • Strong SQL and relational database experience, including PostgreSQL or equivalent technologies
  • Experience working in Linux development environments

Qualifications

  • Java/J2EE application development
  • Spring Framework and Spring Boot
  • PostgreSQL and SQL database design
  • User interface design, development, and testing
  • REST, XML, and JSON web services
  • Linux-based systems
  • Docker and Kubernetes
  • CI/CD pipelines and deployment automation
  • Task tracking and ticketing systems such as JIRA or Redmine
  • Clear, professional communication of technical ideas, status, and issues to both peers and management

Desired Qualifications

  • Experience with modern Java and Spring/Spring Boot development
  • Experience with PostgreSQL and SQL database design
  • Experience with REST, XML, and JSON web services
  • Experience with Linux-based systems
  • Experience with Docker and Kubernetes
  • Experience with CI/CD pipelines and deployment automation
  • Experience with task tracking and ticketing systems such as JIRA or Redmine
  • Experience with clear, professional communication of technical ideas, status, and issues to both peers and management

Benefits

At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.

Pay and Benefits

Pay Range $131,300.00 - $237,350.00

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.

Securing Your Data

Beware of fake employment opportunities using Leidos' name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work).

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.

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