Security-Cleared Web Apps Developer (Java/TypeScript)

Sigma-Defense; Dahlgren (VA); On-site; USD 80,000 - 110,000; Full time

Benefits offered by this job

Dental and Vision Insurance

Medical Insurance with HSA/FSA/DFSA

Life and AD&D

EAP

401(k) with company match

Paid Time Off and holidays

Educational Assistance

Job summary

Sigma Defense is seeking an Application Developer to support NSWC Dahlgren Division ELCDRM program for web-based applications and tools. Emphasis on Java modernization, Oracle DB, TypeScript/Vue, security compliance, and Agile development.

Minimum 2–3 years with Java stack, DoD environment experience preferred, and active Secret clearance or eligibility sponsored for the right candidate. Bachelor’s degree or 6+ years alternative experience required.

Qualifications

• 2+ years of relevant experience.
• 2+ years of experience using Java.
• 2+ years of experience using NET/MVC, Angular, JavaScript, jQuery, and HTML5 is preferred.
• 2+ years of experience working with Git repositories.
• 2+ years of experience using one or more development environments: Visual Studio, JDeveloper, NetBeans, or Eclipse.
• 2+ years of experience with Agile software development and peer programming.
• Experience working with Oracle databases.
• Must be a U.S. citizen.

Responsibilities

• Application development, database support, modernization, testing, and sustainment for mission-critical applications supporting the Government.
• Develop, maintain, enhance, and modernize complex applications supporting Government mission requirements.
• Convert existing Java classes into TypeScript.
• Develop Vue.js components to replace legacy Java Frames.
• Support development and integration using modern application development frameworks and tools.
• Develop and execute software test procedures to validate application functionality and performance.
• Troubleshoot application issues and provide timely technical solutions.
• Participate in peer programming and collaborative software development activities.
• Maintain application documentation, installation instructions, migration instructions, and delivery cutover plans.
• Develop and maintain Oracle procedures, functions, and triggers.
• Develop and maintain database procedures, technical documentation, and SOPs.
• Support application and database security requirements within classified and Government environments.
• Support certificate installation and certificate trust-store updates.
• Identify and resolve application connectivity and user-access issues.
• Perform Software Development and Web Application STIG activities.
• Participate in daily Agile stand-up meetings.
• Participate in bi-weekly sprint planning, sprint reviews, and sprint retrospectives.
• Collaborate with Government stakeholders, technical teams, and program leadership.
• Provide status briefings, technical reports, demonstrations, and application updates as required.
• Participate in technical discussions and demonstrations with Government sponsors.

Skills

Java

NET/MVC

Angular

JavaScript

jQuery

HTML5

Git

Agile software development

TypeScript

Vue.js

Vuetify

Oracle database

Education

Bachelor's degree in Engineering/Scientific/Business/Technical discipline

Tools

Visual Studio

JDeveloper

NetBeans

Eclipse

Job description

Sigma Defense is seeking an Application Developer to support NSWC Dahlgren Division ELCDRM program for web-based applications and tools. Emphasis on Java modernization, Oracle DB, TypeScript/Vue, security compliance, and Agile development.

Minimum 2–3 years with Java stack, DoD environment experience preferred, and active Secret clearance or eligibility sponsored for the right candidate. Bachelor’s degree or 6+ years alternative experience required.