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Entarian is seeking a Software Engineer for the Naval Supply Systems Command (NAVSUP) Ordnance Information System (OIS) program based in Mechanicsburg, PA, and Yorktown, VA, as they modernize their legacy IT systems. This role will bring strong systems, software, cloud, and SAFE/Agile experience to provide technical expertise on a mission-critical program whose purpose is to develop and modernize OIS mission critical systems.

In this hands-on position, you will work collaboratively to build, deliver, and enhance highly available, scalable, real-time systems.  You will participate in all aspects of the software development lifecycle of a mission critical product including scope and work estimation, coding, and unit testing. The right candidate will be working with our program's developers, engineers, operations, and integration teams to support a complex program to provide Agile development and operations and maintenance on a mission-critical program.

This position can be remote but visits to customer site will be required. Currently, customer site visits for Program Increment Planning occur two (2) times per year.

As Software Engineer, you will:

• Participate in all aspects of the software development lifecycle of a mission critical product including scope and work estimation, coding and unit testing, and debugging and maintenance. 
• Ensure software developed passes and completes stages within the CI pipeline.
• Write automated test such as: unit, integration, functional, 508, performance, and end-to-end
• Develop in environments that utilize CI/CD tools for build, test, secure and deploy
• Develop in a Docker and Docker Compose environment
• Interface with software developers, analysts, and other project team members using Agile SCRUM methodology and SAFe to deliver features that enhance system capabilities and facilitate NAVSUP OIS's mission.
• Participate and/or lead sprint demonstrations and facilitate implementation of agreed upon ideas identified at retrospectives.
• Work with others on product teams to develop solutions to hard problems that are impeding progress.
• Effectively communicate technical challenges, options considered, and the recommended solution to team leads. 
• Other as needed

• Must be able to obtain DOD Secret level clearance
• Certification Requirement: Directive 8570.1/8140 - IAT II: Security+ (must have certificate to start)
• Bachelor's degree with a minimum of 5 years of relevant experience.
• Must be a self-starter with the ability to work independently with minimal supervision.
• Experience developing in a microservices architecture
• Experience developing in a containerized environment (i.e., Docker)
• Must have experience with:
  • ReactJS (emphasis on TypeScript - familiarity with MUI is a plus) AND/OR
  • Java Spring Boot Framework (familiarity with Spring Data JPA / Hibernate)
• Experience writing automated tests such as: unit, integration, functional, 508, performance, and end-to-end.
• Experience developing in environments that utilize CI/CD tools for build, test, secure and deploy
• Experience with IT networks and technologies; preferably React, Spring Boot, Linux, Java, Java Servlet, JUnit, JavaScript, HTML, CSS, TypeScript, Axios, Maven, Vue.JS, Ionic
• Experience with an agile lifecycle management tool (e.g., Jira, Azure DevOps, Gitlab Ultimate)
• Proficiency with common SAFE and Agile practices, service-oriented environments, and better development practices
• Experience with API Design and Management
• Experience developing Web Services (SOAP, REST)
• Excellent written and verbal communication skills

• Highly preferred: DOD Secret level clearance
• Experience as a software developer supporting logistics IT systems
• Familiarity with and prior use of test automation, e.g., Selenium, Citrus
• Knowledge of AWS Relational Database Services
• Experience with DevSecOps frameworks
• Experience with Helm Charts
• Experience as a developer within the AWS environment is a plus
• Direct experience in providing customer support.
• Experience with Message-Oriented Middleware (MOM)
• Experience with Performance Optimization and Scalability
• Experience with policies and procedures to escalate customer issues.
• Experience with analytical and documentation requirements

Formed through the strategic union of Sev1Tech and ERT, Entarian is a premier provider of mission-critical engineering and technology solutions. Founded on a legacy of excellence dating back to 1993, Entarian is a product of an evolved and fully diversified engineering and federal technology leader. From deep space to defense and civilian missions, Entarian delivers secure, mission-aligned digital solutions that drive national resilience and operational effectiveness. We don't just support modernization; we define it.

Join the Mission and Start your Career Journey: Apply Directly via our Careers Portal  Connect, Referrals & Inquiries? Email the team: careers@entarian.com

Entarian is an Equal Opportunity and Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status.