Full Stack Developer with Security Clearance

Job Description Everforth ECS is seeking a Full Stack Developer (ETL, Java, Python, Bash Shell) to work onsite at our Chantilly, VA customer site. This is contingent upon contract award. You will serve as a Full-Stack Developer on a state-of-the-art ML/AI RDT&&E program focusing on integrating unique solutions and quick-wins to a government client. Leveraging agile software development approaches and your experience with front-end and back-end technologies, you will lead technical efforts with participating parties across the government and tech industry to integrate multiple ML applications into a single-fused solution. Part of this responsibility includes:

• Participating in server-side and client-side work
• Enhancing existing applications through creative techniques that are mindful of technical resources and time constraints
• Co-leading product direction and feature specification with community stakeholders and Program Manager. Fundamentally, we are interested in individuals who are motivated by the mission, find meaning in solving hard-problems, and recognize operating in a hierarchically-flat environment makes for better communication, collaboration, and coordination.

Salary Range: 125,000-180,000

Required Skills

• Must be a US Citizen
• Active Top Secret/SCI (TS/SCI) security clearance with a Counterintelligence (CI) or Full-Scope (FS) Polygraph required
• Bachelor's degree in Computer Science, Engineering, or related STEM field
• 3 - 10+ years of experience in developing, integrating, and troubleshooting software applications for Extract, Transform, Load (ETL) solutions
• Strong attention to detail and high-quality code using robust design patterns
• Experience in both SQL, NoSQL and in-memory databases (PostgreSQL, Elastic, Redis)
• Built real-time data pipeline and event-driven architectures (Kafka Streaming)
• Developed server-side apps and implemented end-to-end distributed tracing and system monitoring (OpenTelemetry)
• Designed and maintained resilient, high traffic microservices
• Proficiency in Python, C++, Node.js, and JavaScript
• Experience with Linux -- system administration and scripting in Bash, Sed, and Awk
• Strong expertise in AWS cloud services (compute, storage, networking, IAM), cloud cluster, and policy management experience
• API Integration && Development
• Experience with containerization/orchestration technologies (e.g. Kubernetes, Docker, Helm, Rancher, OpenShift)
• Experience with DevSecOps frameworks (e.g. GitLab, Jira)
• Experience developing architecture/system diagrams and data flow diagrams
• Excellent communication/presentation skills to make recommendations to stakeholders with varying degrees of technical awareness
• Ability to quickly grasp and leverage new technologies
• Ability to work in a fast-paced environment

Desired Skills

• Familiarity with Data Science concepts
• Oracle Converged Database (RDF Graph DB, Text DB, Relational DB, Geospatial DB, etc.)
• RDF Graph DB (e.g., AnzoGraph, Stardog, etc.)
• Palantir Foundry Application Development
• Experience with cloud technologies (e.g. AWS, Azure, and Oracle)
• Experience designing, coding, deploying, and supporting enterprise-level systems
• Experience with UI frameworks (e.g. React)
• Experience with automation engines (e.g. Ansible)
• Experience utilizing big data tools (e.g. Airflow, Django, Elasticsearch, Kibana, PostgreSQL)
• Experience with Geographic Information System (GIS) data
• Experience with Machine Learning (ML) algorithms #EverforthECS1 ECS Federal LLC is an equal opportunity employer and does not discriminate or allow discrimination on the basis any characteristic protected by law. All qualified applicants will receive consideration for employment without regard to disability, status as a protected veteran or any other status protected by applicable federal, state, or local jurisdiction law. is the federal segment of , a $4B global organization with over 10,000 employees. Our nearly 3,500 professionals deliver advanced technology solutions in data and AI, cybersecurity, and enterprise transformation, serving defense, intelligence, and federal civilian agencies. Our work powers mission-critical outcomes, strengthens technology partnerships, and creates meaningful opportunities for our people. We are defined by a commitment to excellence in delivery, a culture of innovation, and an environment where talent can thrive and grow. We value:
• Attracting and developing top talent and high-performing teams
• Fostering a culture that is engaging, accountable, and mission-driven Meet the challenge. Make a difference with Everforth ECS!