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Eng Sr - SW

BAE SystemsMcLean, VA
Onsite

About The Position

We are hiring a Junior Software Developer to join our multi-disciplinary team developing a breadth of solutions across our portfolio. This position is a junior role focused on AI Harness Development with room to grow. You will contribute to the architecture and execution of high-visibility systems, engaging in projects that will expose and challenge you across the following technical areas: Complex AI/ML Service Integration & Agentic System Design, Advanced UX Designs, Agentic Framework Implementation, Models and Tools Integration with MCP Frameworks for Data, Identity, Cost and Cyber Security Controls, Advanced System Architecture & Full-Stack Software Engineering, Enterprise-Grade Cloud Infrastructure, Automation, and CI/CD Pipelines, Multi-Platform Enterprise Integration (ServiceNow, Salesforce, Splunk, Custom Ecosystems).

Requirements

  • AI Harness Engineering – Develop operational models for solving modern AI (LLM, SLM, Harness) design addressing complex government workflows, addressing complex data engineering requirements as well as broad compliance requirements.
  • Software Engineering Principles – Bring expertise in multiple languages (such as Python, JavaScript/TypeScript, Rust, Java, or C++), microservices architecture, cloud to embedded and distributed systems design.
  • Proven Architecture Experience – Extensive hands-on background integrating complex software components, cloud services, databases, and third-party APIs or Large & Small Language Model worflows.
  • DevSecOps & Infrastructure Leadership – Comprehensive understanding of containerization (Docker, Kubernetes), Infrastructure-as-Code (Terraform, Ansible), and enterprise-grade CI/CD pipelines. Design for accreditation and deployment is key.
  • Collaborative Leadership – Demonstrated success in technical teams, partnering with research or product stakeholders, and elevating the capabilities of surrounding engineers.
  • Track Record – History of success in teams, delivery of viable systems from start to finish, adapting to changing tools and frameworks. Be prepared to share lessons learned.
  • A Modern Mindset – Your Growth Edge AI-First Technologist – You operate at the frontier of AI-assisted engineering and agentic workflows, utilizing LLMs and modern automation frameworks to redefine how enterprise software is conceptualized and built.
  • Adaptable Visionary – Unfazed by ambiguity; capable of taking a high-level strategic objective and breaking it down into an actionable, highly scalable engineering roadmap.
  • Character & Culture Mission-Driven & Competitive – Deeply committed to delivering bulletproof technical solutions that solve critical operational challenges.
  • Generous Team Member – Earns respect through technical depth, emotional intelligence, and an active commitment to mentoring and uplifting others.
  • Bachelor’s degree in Engineering, Computer Science, related field or equivalent high-impact practical experience.
  • Professional software development experience, with a proven track record of designing and delivering complex, distributed software systems.
  • Experience executing rapid-cycle R&D.
  • Strong understanding of AI/ML frameworks.
  • Ability to obtain and maintain a security clearance. TS/SCI Preferred.
  • Fluency in at least two of the following: Software Engineering, AI Harness Engineering, Cybersecurity, Systems Engineering, Hardware/Firmware/Embedded Systems.

Nice To Haves

  • TS/SCI Preferred

Responsibilities

  • Implement Complex Systems – Implement comprehensive end-to-end architectures, ensuring seamless, high-performance integration between modern UI frameworks, backend services, cloud infrastructure, and advanced AI/ML capabilities.
  • Team Collaboration & Leadership – Partner closely with PIs, strategic planners, and executive stakeholders to conceptualize, scope, and execute strategic technical pathways.
  • Elevate Engineering Standards – Champion Agentic Frameworks in the CI/CD workflow. Develop automated testing, application performance optimization, token optimization, anti-hallucination harnesses and rigorous software practices to eliminate deployment friction and technical debt.

Benefits

  • health, dental, and vision insurance
  • health savings accounts
  • a 401(k) savings plan
  • disability coverage
  • life and accident insurance
  • employee assistance program
  • legal plan
  • discounts on things like home, auto, and pet insurance
  • paid time off
  • paid holidays
  • paid parental leave
  • military leave
  • bereavement leave
  • any applicable federal and state sick leave
  • company recognition program to receive monetary or non-monetary recognition awards

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