Eliassen Group
Senior Software Engineer
Gaithersburg, District of Columbia, US
Role snapshot
Eliassen Group is hiring a Senior Software Engineer on a full-time basis. This is a hybrid role based in Gaithersburg, District of Columbia, US.
- Company
- Eliassen Group
- Location
- Gaithersburg, District of Columbia, US
- Work mode
- Hybrid
- Job type
- Full-time
- Experience
- 7–10 years
- Posted
- Nov 5, 2026
Who this role suits
Experienced professionals who can lead projects, set direction and be accountable for outcomes, not just tasks.
How to prepare your application
- Prepare examples of decisions you drove, how you measured the result, and how you worked with other teams.
- Be ready to discuss trade-offs and scope, not only the tools you have used.
- Read what Eliassen Group publishes about its product or team, so you can say clearly why this role and this company.
Apply only on Eliassen Group's own site. A genuine employer never asks candidates for money, deposits or bank details to apply, interview or “secure” a job. If something looks wrong, use Report a problem with this listing and we will review it. Read how we check listings.
About the role
Description Our client seeks multiple Software Development resources to build and maintain Java-centric, cloud-native services within a secure, regulated environment. The team delivers containerized microservices on AWS using ECS, EKS, and OpenShift, and integrates AI-driven capabilities for test generation and flight-services automation. Work includes secure coding to FISMA High standards, DevSecOps pipeline practices, and contributions to AI/ML features within a Java ecosystem under Scaled Agile delivery. Due to federal security clearance requirements, applicant must be a United States Citizen with the ability to obtain a Public Trust clearance. Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance. Location: Gaithersburg, MD or Ashburn, VA - Hybrid 2-3 days onsite Clearance: Must be able to obtain Public Trust Clearance Rate: $70.00 to $80.00/hr. w2 Responsibilities
- Design, implement, and maintain Java-based microservices and supporting frameworks within release cycles.
- Build cloud-native applications deployable to Amazon ECS, Amazon EKS, and Red Hat OpenShift.
- Apply secure coding practices for FISMA High, including remediation of SAST/SCA findings and secrets hygiene.
- Integrate and extend AI-driven features, including automated test generation and flight-services automation components.
- Contribute to DevSecOps CI/CD workflows with GitLab, Tekton, Argo CD, and policy-as-code.
- Support on-prem to AWS migration activities, including re-platforming, data connectivity, and rollback planning.
- Implement and sustain FedRAMP High controls, STIG hardening, and continuous monitoring artifacts.
- Collaborate within SAFe Agile teams to refine requirements, plan increments, and deliver working software.
- Document designs, APIs, and operational runbooks for cloud services.
- 7-10 years of overall IT experience with 5+ years of continuous hands-on development in Java or Python, with deep Java proficiency preferred.
- AI experience applied to coding, testing, debugging, requirements, and analysis using modern AI coding tools.
- Cloud-native design experience: containerized microservices, 12-factor principles, event-driven patterns, and API design.
- Hands-on deployment experience with ECS, EKS (Kubernetes, Helm, NetworkPolicies, Ingress), and OpenShift (SCCs, Routes, Tekton, registries).
- Secure SDLC experience including SAST/DAST/SCA, SBOM, image signing/scanning, and secrets management.
- Familiarity with AWS GovCloud and multi-account networking patterns.
- Experience with FISMA High or FedRAMP High environments and NIST 800-53 control implementation.
- Linux-based development environment proficiency and DevOps exposure.
- Experience working in Agile or Scaled Agile (SAFe) teams with clear communication skills.
- Bachelor's degree is a nice to have requirement.