Role Overview
ECS is hiring a Junior Software Engineer. This is a full-time role in Springfield. Part of ECS's Frontend hiring. Full responsibilities, required qualifications, and the apply link are listed in the description below.
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Job Description
ECS is seeking a Jr. Software Engineer to work onsite at our Springfield, VA customer site.
Job Description
You will serve as Jr. Software Engineer 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.
- Must be a US Citizen with the ability to obtain a TS/SCI + CI Poly security clearance
- Bachelor's degree in Computer Science, Engineering, or related STEM field with 0-3 years of relevant experience
- Ability develop, integrate, and troubleshoot software applications for Extract, Transform, Load (ETL) solutions in C++, Python, Java, and JavaScript
- Strong attention to detail and high-quality code using robust design patterns
- Experience in both SQL, NoSQL and in-memory databases (PostgreSQL, Elastic, Redis)
- Ability to Build real-time data pipeline and event-driven architectures (Kafka Streaming)
- Develop server-side apps and implemented end-to-end distributed tracing and system monitoring (OpenTelemetry)
- Design 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
- 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
Frequently Asked Questions
How do I apply for the Junior Software Engineer position at ECS?
Use the Apply button above to submit your application directly to ECS. Most applications take less than 5 minutes if your resume and contact details are ready, and you'll be routed to the employer's official application system to finish.
Where is the Junior Software Engineer position at ECS located?
This position is based in Springfield. ECS has not indicated remote or hybrid options for this role, so candidates should plan for on-site work.
What does a Junior Software Engineer at ECS earn?
ECS has not disclosed a salary range in this posting. Many employers share specifics later in the interview process; you can also ask during a recruiter screen if compensation transparency is important to you.
When was the Junior Software Engineer role at ECS posted?
This role was posted on April 16, 2026 (53 days ago). It's still listed as actively hiring; we re-confirm openings against the source system multiple times per day and remove closed roles.
Is the Junior Software Engineer role at ECS entry-level?
Yes. This is an entry-level position. Strong candidates typically have 0-2 years of relevant work experience, internships, or significant project work. Read the full description for any specific qualification requirements ECS has listed.
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