Build and enhance the applications that power mission-critical operations. As a Senior Full Stack Developer in Chantilly, VA, you'll contribute to the development, modernization, and sustainment of software applications supporting critical national security missions.
Working within a collaborative Agile development environment, you'll participate throughout the software development lifecycle, from requirements analysis and application design through implementation, testing, deployment, and ongoing support. You'll work across both backend and front-end technologies, leveraging Python, Ruby, JavaScript, Vue.js, Node.js, Angular, and AWS to deliver scalable solutions that meet evolving user and mission requirements.
Key Responsibilities
- Design, develop, enhance, and maintain full-stack applications and software tools supporting mission operations.
- Build backend application services and components using object-oriented programming languages such as Python and Ruby.
- Develop responsive front-end interfaces using JavaScript, Vue.js, Node.js, Angular, HTML, and CSS.
- Translate user needs and functional requirements into technical specifications and effective software solutions.
- Collaborate with software engineers and architects on application design, system architecture, and implementation approaches.
- Integrate applications with relational databases and support efficient data management and retrieval.
- Develop and maintain cloud-based application infrastructure utilizing AWS services such as EC2, Lambda, and SQS.
- Implement and consume RESTful web services to support application functionality and system interoperability.
- Participate in application testing, debugging, code reviews, and quality assurance activities.
- Support application operations and maintenance, including troubleshooting, performance improvements, and on-call support as mission requirements dictate.
- Contribute to source code management, software configuration management, and automated deployment processes.
- Identify opportunities to improve development practices, application performance, and overall operational efficiency.
- Participate in Agile/Scrum activities and collaborate with team members to deliver software enhancements and new capabilities.
Required Qualifications
- Degree or academic background in Computer Science, Information Technology, Cybersecurity, Cyber Forensics, Engineering, or a related technical discipline, or an equivalent combination of education, technical certifications, training, and work or military experience.
- 5+ years of professional experience in software engineering, application development, or web application development and deployment.
- 5+ years of experience with object-oriented programming, including languages such as Python or Ruby.
- 5+ years of full-stack development experience utilizing technologies such as JavaScript, Vue.js, Node.js, Angular, HTML, and CSS.
- Strong working knowledge of Linux environments.
- Experience with relational database management systems (RDBMS), including MySQL, PostgreSQL, or Oracle.
- Proficiency with source code management and version control tools such as GitHub, GitLab, or Git.
- Understanding of software design patterns, object-oriented principles, and application development best practices.
- Experience developing and maintaining cloud infrastructure and applications utilizing AWS services such as EC2, Lambda, and SQS.
- Familiarity with Agile/Scrum methodologies and experience contributing to collaborative software development teams.
- Working knowledge of RESTful web services and application integration.
- Strong analytical, troubleshooting, and problem-solving skills.
Preferred Qualifications
- Experience developing applications using Ruby on Rails, Ruby, and Rake.
- Background in Behavior-Driven Development (BDD) or Test-Driven Development (TDD), utilizing tools such as Cucumber, RSpec, and supporting libraries.
- Familiarity with front-end frameworks and UI libraries such as Bootstrap, Material UI, or Tailwind CSS.
- Experience with AWS development tools, including AWS CLI, AWS CDK, or AWS SDK.
- Knowledge of Apache Solr or similar search technologies.
- Experience with software configuration management and application deployment practices.
- Strong SQL skills, including Data Definition Language (DDL) and Data Manipulation Language (DML).
- Experience implementing automated CI/CD pipelines, particularly using Jenkins.
- Familiarity with application testing frameworks, automated testing, and modern DevOps practices.
- Experience supporting Intelligence Community or Department of Defense software development programs.
Position Clearance Requirement:
TS/SCI with an FSP
Salary and Benefits Information:
The salary range for this position is $145,998.00 to $190,567.00. The proposed range is intended as a general guideline. Final compensation will be determined based on qualifications, experience, location, and contractual considerations and may fall outside of the stated range. We offer a great benefits package designed to support you and your family. View our benefits information here: https://sapns2.com/ns2-mission-careers/
Please be aware many of our positions require the ability to obtain or maintain a U.S security clearance which requires U.S citizenship.
We win with inclusion
NS2 Mission’s culture of inclusion, focus on health and well-being, and flexible working models help ensure that everyone – regardless of background – feels included and can run at their best. At NS2 Mission, we believe we are made stronger by the unique capabilities and qualities that each person brings to our company, and we invest in our employees to inspire confidence and help everyone realize their full potential. We ultimately believe in unleashing all talent and creating a better world.
NS2 Mission is committed to the values of Equal Employment Opportunity and provides accessibility accommodations to applicants with physical and/or mental disabilities. If you are interested in applying for employment with NS2 Mission and are in need of accommodation or special assistance to navigate our website or to complete your application, please send an e-mail with your request to Recruiting Operations Team: [email protected].
Qualified applicants will receive consideration for employment without regard to their age, race, religion, national origin, ethnicity, age, gender (including pregnancy, childbirth, et al), sexual orientation, gender identity or expression, protected veteran status, or disability, in compliance with applicable federal, state, and local legal requirements.
Skills Required
- Degree or academic background in Computer Science, Information Technology, Cybersecurity, Cyber Forensics, Engineering, or a related technical discipline, or equivalent education, certifications, training, work, or military experience
- 5+ years of professional experience in software engineering, application development, or web application development and deployment
- 5+ years of object-oriented programming experience with Python or Ruby
- 5+ years of full-stack development experience with JavaScript, Vue.js, Node.js, Angular, HTML, and CSS
- Strong working knowledge of Linux environments
- Experience with relational database management systems, including MySQL, PostgreSQL, or Oracle
- Proficiency with source code management and version control tools such as GitHub, GitLab, or Git
- Understanding of software design patterns, object-oriented principles, and application development best practices
- Experience developing and maintaining cloud infrastructure and applications using AWS EC2, Lambda, and SQS
- Familiarity with Agile/Scrum methodologies and collaborative software development teams
- Working knowledge of RESTful web services and application integration
- Strong analytical, troubleshooting, and problem-solving skills
- Experience with Ruby on Rails, Ruby, and Rake
- Background in Behavior-Driven Development or Test-Driven Development using Cucumber, RSpec, and supporting libraries
- Familiarity with Bootstrap, Material UI, or Tailwind CSS
- Experience with AWS CLI, AWS CDK, or AWS SDK
- Knowledge of Apache Solr or similar search technologies
- Experience with software configuration management and application deployment practices
- Strong SQL skills, including DDL and DML
- Experience implementing automated CI/CD pipelines, particularly using Jenkins
- Familiarity with application testing frameworks, automated testing, and modern DevOps practices
- Experience supporting Intelligence Community or Department of Defense software development programs
- TS/SCI clearance with a full-scope polygraph
What We Do
NS2 Mission delivers mission-focused software, data, cloud, and AI solutions for the U.S. Intelligence Community and Department of War. Our engineers, data scientists, and mission experts build and operate secure capabilities that turn complex data into trusted, actionable mission advantage. We specialize in modern software engineering and DevSecOps, enterprise data engineering and management, cloud-native architectures, advanced analytics, geospatial solutions, and operational AI/ML. Our teams develop scalable data pipelines and repositories, automate secure software delivery, and enable data science from experimentation through production. Our AI capabilities include production-deployed Retrieval-Augmented Generation (RAG), generative AI-assisted software development, predictive analytics, MLOps with model versioning and gold dataset management, secure data science experimentation environments, and Model Context Protocol (MCP) services that securely connect AI agents with enterprise data. Backed by SAP NS2 and decades of experience supporting classified missions, NS2 Mission combines deep mission understanding with modern engineering to help customers securely discover, develop, deploy, and scale the data-centric capabilities their missions demand.
