Software Developer

Equilibrium Technologies; Herndon (VA); On-site; USD 150,000 - 210,000; Full time

Job summary

Equilibrium Technologies in Herndon, VA seeks an Expert SME Software Developer & Systems Engineer to advance critical IC projects. You will design resilient software, prototype rapidly, and build secure APIs for enterprise data exchange while migrating toward EKS and exploring Bedrock AI integrations.

The role emphasizes collaboration in an Agile team, with senior-level responsibilities and opportunities for mentoring junior engineers. A TS/SCI clearance is required to start.

Qualifications

• Active TS/SCI with Full-Scope Polygraph is required prior to starting.
• Minimum 12 years of professional software programming experience.
• At least 3 years of hands-on Python experience.
• Proven experience in Linux-based operating environments.
• Experience developing Node.js applications and secure, audited API endpoints.
• Hands-on experience with SQL/PostgreSQL and writing complex queries.
• Experience managing data with Elasticsearch for indexing and retrieval.

Responsibilities

• Software Architecture & Development: design and build resilient full-stack components.
• Rapid Prototyping: create prototypes and demonstrate proofs-of-concept to stakeholders.
• API Engineering: develop secure, integrated API endpoints (Node.js/Python).
• Data Engineering & Search: optimize queries and restore fast data access with Elasticsearch.
• SI/AI & Cloud Modernization: support migration to EKS and explore AI integration like Bedrock.
• Agile Leadership: collaborate with cross-functional teams and mentor junior engineers.

Skills

Python

Node.js

Linux

APIs

SQL/PostgreSQL

Elasticsearch

Docker

Kubernetes (EKS)

Git

Mentoring

Tools

Docker

Kubernetes (EKS)

Git

Jenkins

Elasticsearch

Job description

Description

Are you an experienced Software Developer looking to elevate your impact on modern, highly critical national security systems? Equilibrium Technologies is seeking an Expert / Subject Matter Expert (SME) Software Developer & Systems Engineer to join our high-performing team in Herndon, VA.

In this role, you will contribute directly to innovative projects supporting the Intelligence Community (IC), helping to protect our nation against emerging cyber and security threats. You will work alongside a collaborative team of Software Developers, Data Engineers, and System Engineers to research, design, and pioneer resilient software solutions that operate safely at enterprise scale. With a stable contract offering 3+ years of remaining runway and active customer expansion into modern cloud infrastructures (EKS clusters) and Super Intelligence integration (e.g., Amazon Bedrock), this opportunity offers exceptional career longevity, intellectual challenge, and technical impact.

Key Responsibilities

• Software Architecture & Development: Analyze mission requirements to design, architect, and develop resilient software components and full-stack solutions across modern systems.
• Rapid Prototyping: Research complex software concepts, build rapid prototypes, and demonstrate proof-of-concepts (POCs) for mission stakeholders and IC leadership.
• API Engineering Integration: Create, secure, and integrate robust API endpoints (Node.js/Python) to facilitate fully authenticated, audited, and seamless data exchange between cross-functional teams.
• Data Engineering & Search Optimization: Interface with SQL/PostgreSQL databases, craft complex relational queries, and optimize high-speed search and retrieval capabilities using Elasticsearch.
• SI/AI & Emerging Technology Modernization: Support the active migration toward EKS (Kubernetes) container clusters and investigate/integrate cutting-edge AI capabilities (such as Amazon Bedrock) into core workflows.
• Agile Collaboration & Technical Leadership: Collaborate closely with multi-functional teams (Front-End, Data Analytics, Ingestion) in an Agile environment to resolve project dependencies early, perform peer code reviews, and mentor junior engineers.

Requirements

Mandatory Qualifications:

• Security Clearance: Active TS/SCI with Full-Scope Polygraph (FSP) is required prior to starting.
• Overall Programming Experience: Minimum of 12 years of overall professional software programming experience.
• Python Expertise: At least 3 years of recent, hands-on experience coding in Python.
• Operating Systems: Proven experience developing within Linux-based operating system environments.
• Backend & API Development: Experience developing Node.js applications and creating/consuming secure, fully audited API endpoints.
• Database Proficiency: Hands-on experience with SQL/PostgreSQL databases, including writing complex, highly performant queries.
• Search & Data Management: Practical experience managing, indexing, and retrieving data with Elasticsearch.

Preferred & Desired Skills:

• Containerization & Orchestration: Experience deploying or managing containerized workloads in Docker and AWS EKS (Kubernetes) environments.
• SI/AI - ML Integration: Exposure to AI frameworks, Large Language Models (LLMs), or Amazon Bedrock integration for intelligent automation.
• DevSecOps & CI/CD: Experience with Git/GitLab version control, automated unit/integration testing pipelines, and Jenkins CI/CD integration.
• Frontend Familiarity: Basic understanding of modern JavaScript frameworks (Vue.js, Angular, React) to collaborate effectively with full-stack teams.