Jobs for Junior Software Developers & Junior Software Engineers

Develop data-driven solutions using Python and R; perform statistical analysis, data wrangling, and machine learning model development with TensorFlow and Scikit-Learn. Collaborate with cross-functional teams to deliver actionable insights, predictive analytics, and automation. The role also requires software engineering experience, familiarity with agentic AI frameworks or coding agents, and an active TS/SCI clearance with polygraph.

Provide lifecycle engineering and operational support for a mission-critical Linux and AWS identity and access management environment. Responsibilities include Tier II troubleshooting, root cause analysis, system monitoring, scripting and automation, software maintenance, network and access issue resolution, compliance support, performance analysis, and technical documentation. The role requires an active Top Secret clearance, Security+ certification, Linux administration, AWS, networking, and systems engineering experience.

Supports systems engineering for tactical fire control and weapon systems integrated with air, land, and sea platforms. Develops and decomposes requirements, assesses operational performance, creates MBSE models, supports design reviews and working groups, and develops solutions for software- and hardware-centric projects. Collaborates with customers, end-users, engineers, government agencies, contractors, and military personnel while documenting and communicating system plans, progress, and results.

Develop, maintain, enhance, test, deploy, troubleshoot, and support front-end and back-end mission-critical security applications. Contribute across the full software development lifecycle, modernization initiatives, technical documentation, production support, and Agile collaboration. Use JavaScript, TypeScript, Angular, Node.js, AWS, MongoDB, Docker, and related technologies to deliver scalable and user-focused solutions. Attend required government meetings and briefings on-site in Annapolis Junction.

Supports secure cloud infrastructure, CI/CD pipelines, infrastructure-as-code, containerized environments, security automation, and compliance initiatives. Assists with AWS or Azure, Terraform, Ansible, Docker, Kubernetes, Jenkins, Spinnaker, GitHub, vulnerability remediation, troubleshooting, and cloud security controls. The role also uses Python, Bash, and AI-assisted development tools such as GitHub Copilot. This hybrid position supports federal contracting work in the Reston, Virginia and Washington, D.C. areas.

Supports secure cloud infrastructure, CI/CD pipelines, infrastructure-as-code, containerized environments, and security automation. Assists with AWS or Azure administration, Terraform and Ansible deployments, Docker and Kubernetes operations, vulnerability remediation, compliance implementation, and troubleshooting infrastructure and deployment issues. Uses Python, Bash, Jenkins, Spinnaker, GitHub, and AI-assisted tools such as GitHub Copilot to automate and secure software delivery.

Supports functional and regression testing for Pega applications within the DEA ICDE modernization program. Responsibilities include designing and executing test cases, validating requirements, documenting defects and test results, maintaining QA artifacts, supporting user acceptance testing, participating in Agile ceremonies, and collaborating with developers, business analysts, and senior QA professionals. The role is primarily onsite at DEA Headquarters and requires a Secret clearance with willingness to pursue TS/SCI.

Supports ETL pipeline development, legacy data migration, data transformation, validation, profiling, cleaning, and integration for a secure DEA modernization program. Collaborates with technical and business teams, monitors pipeline performance, troubleshoots issues, documents data flows and migration results, and participates in Agile development activities under senior engineer guidance.

Develop, maintain, test, deploy, and support front-end enterprise applications using JavaScript, Angular, and Node.js. Participate in requirements analysis, design, troubleshooting, documentation, modernization, and production support across the software development lifecycle. Collaborate with technical leads and stakeholders, evaluate technologies, improve development practices, and contribute to mission-critical government systems in secure environments.

Designs, integrates, tests, maintains, and upgrades complex IT systems across hardware, software, and security domains. The role validates system compliance, diagnoses issues, recommends improvements, and supports secure, reliable mission-critical environments. Responsibilities also include working with unstructured data using open-source tools, cloud computing, machine learning, and data visualization technologies, while collaborating with cybersecurity teams.

Supports secure cloud infrastructure, CI/CD pipelines, infrastructure-as-code, and DevSecOps automation. Assists with AWS or Azure environments, Docker, Kubernetes, Terraform, Ansible, Jenkins, Spinnaker, security controls, vulnerability remediation, and troubleshooting infrastructure and deployment issues. Develops scripts using Python or other scripting languages and uses AI-assisted tools such as GitHub Copilot. The role supports NIST 800-53 compliance and secure software delivery across the development lifecycle.

Supports secure cloud infrastructure, CI/CD pipelines, Infrastructure as Code, security automation, and cloud-native platform maintenance. Assists with AWS or Azure environments, Docker containers, Kubernetes, Terraform, Ansible, Jenkins, Spinnaker, and GitHub repositories. Troubleshoots infrastructure and deployment issues, integrates security and compliance controls, and uses Python, Bash, and AI-assisted tools such as GitHub Copilot. The role requires collaboration, continuous learning, U.S. citizenship, hybrid work in Reston, Virginia, and eligibility to obtain a government clearance.

Develops database schemas, stored procedures, queries, and data pipelines for a high-volume filing platform. Optimizes database performance, supports data modeling across AWS services, and ensures data integrity, security, and compliance. Collaborates with developers and data architects on data access patterns while using AI-assisted tools for query and pipeline development. The role requires federal-contract support, hybrid work in Reston, Virginia, U.S. citizenship, and eligibility for a government clearance.

Develop, test, debug, maintain, and modernize desktop applications in C++ supporting mission-critical U.S. Navy analysis systems. Collaborate with Agile Scrum teams, participate in design, code reviews, documentation, integration, deployment, sustainment, and Agile ceremonies. Work with software and systems engineers, testers, and government stakeholders while applying object-oriented programming, concurrency concepts, and software engineering best practices.

Supports systems engineering for space missions by resolving system issues, developing requirements and specifications, participating in trade studies, conducting engineering analyses, documenting deliverables, and monitoring system performance. The role assists with systems integration, risk mitigation, standards compliance, project tracking, and continuous improvement of ground processing and mission management practices. It requires collaboration with analysts, project leads, subsystem teams, customers, and multiple stakeholders.

Develop MATLAB-based signal processing and electro-optical system models, calculate performance metrics, validate and error-check results, organize findings, and present technical analyses to stakeholders. Support system design, integration, testing, research, requirements analysis, technical reporting, and customer interface activities while collaborating with senior engineers and multidisciplinary teams.

Develop responsive front-end interfaces with React and JavaScript/TypeScript, while supporting C#/.NET back-end services, REST APIs, PostgreSQL databases, dashboards, and data visualization. Participate in coding, testing, debugging, code reviews, Git version control, Jira tracking, and Agile/Scrum ceremonies. This fully on-site junior role emphasizes mentorship, collaboration, maintainable code, and continued technical learning.

Creates Cisco Commerce quotes for federal pricing exercises and develops collaboration solutions based on customer and site requirements. Provides Cisco application expertise, systems design, integration, documentation, implementation, and technical support. Requires experience with Cisco voice networks, routers, switches, CUCM, Unity Connection, collaboration applications, and security requirements for specialized information transfers. The role is customer-facing, remote from an office requirement, and requires Top Secret clearance.

Supports full-stack development for a Modern Disability Claims program by writing and testing UI and API features, debugging defects, maintaining unit tests, participating in code reviews, and documenting software. Works under senior-engineer guidance while learning coding standards, development tools, processes, and the claims systems domain.

Supports government space and counterspace intelligence operations by collecting, integrating, validating, maintaining, and analyzing large datasets. Develops automated data workflows, scripts, databases, dashboards, reports, and visualizations; establishes data quality and governance practices; analyzes RF and signals data; and supports collection management, mission planning, operational reporting, and readiness assessments. Collaborates with government stakeholders, mission partners, and technical teams.

Build and maintain front-end features, back-end services, and RESTful APIs for client projects. Write production code, automated tests, and maintainable solutions; debug defects; improve reliability and performance; use Git workflows; participate in Agile ceremonies and code reviews; communicate with engineers, teams, and clients; and gradually own larger tasks while learning new tools and frameworks.

Build and maintain front-end features, back-end services, and RESTful APIs for client projects. Write clean code, automated tests, and documentation; debug defects; improve reliability and performance; use Git workflows; and participate in Agile ceremonies and code reviews. Collaborate with senior engineers, internal teams, and clients while communicating progress clearly. Take ownership of scoped tasks, learn new technologies quickly, and grow through mentorship and feedback.

Develop electrical engineering concepts, designs, drawings, specifications, and reports for building projects. Prepare Revit and AutoCAD drawings, perform lighting calculations and arc flash studies, conduct field investigations, and support construction administration. Collaborate with architects, engineers, project managers, and other disciplines across education, municipal, healthcare, commercial, and residential projects while managing multiple projects and strengthening technical knowledge.

Supports development and maintenance of an ontology-grounded enterprise metadata graph. Responsibilities include automating data-source discovery, ingesting technical metadata, integrating APIs and catalogs, mapping assets to ontologies and provenance layers, maintaining graph databases, supporting lineage and governance metadata, writing basic graph queries, and enabling semantic search and AI-agent workflows. Collaborates with senior engineers and AI teams to connect data assets to enterprise mission workflows.

Supports engineering oversight, integration, testing, and sustainment of military aircraft turbine engines, auxiliary power units, FADEC systems, infrared signature systems, and propulsion subsystems. Assists with technical reviews, airworthiness documentation, test planning and data analysis, contractor coordination, and systems engineering activities for an Army Aviation PMO.