Senior Software Developer — AI Harness Development

Job Description We’re hiring a senior systems-level designer who brings AI Harness Engineering and Development best practices to complex, secure enterprise systems. You’ll shape end-to-end architectures with frameworks integrating multiple AI and Data Enclaves, Systems and Interfaces. Designing for measurable outcomes, integration with AI & Zero Trust security, anti-hallucination and token optimization frameworks. This role involves leadership in the technical framework as well as engagement with stakeholders whom will utilize the interfaces and applications developed. Serve as a principal technical leader within the Chief Innovation Strategy Organization (CSO) in McLean, VA. We aren't looking for senior engineers who simply manage tasks from a desk, we want technical authorities who architect visionary solutions, shape complex technical strategy, and set the highest standard for engineering excellence across a wide spectrum of software disciplines. To maximize growth and ensure agility in changing markets, our leadership is evolving our structure and assembling our top talent into a unified engineering engine designed to outpace emerging challenges and drive sector-wide advancement. You will be a primary driver of that mission, charting technical pathways, leading high-impact initiatives, and mentoring the next generation of engineers. You won't be weighed down by bureaucratic stagnation. You’ll join a culture that values bold technical risks, rewards creative engineering, and gives senior leaders the authority to shape the future of our technical and strategic software portfolio. Join a rapidly growing organization, scaling our agentic construction of capabilities, serving our customers and ourselves leveraging advanced frameworks. You will be important to continue evolving with and ahead of the market. Role Description We are hiring a Senior Software Developer to act as a technical pillar across our multi-disciplinary portfolios. This position is a senior role focused on AI Harness Development. You will own the architecture and execution of high-visibility systems, providing leadership across: • Advanced UX Designs, Agentic Framework Implementation Models and Tools • Advanced System Architecture & Full-Stack Software Engineering • Complex AI/ML Service Integration & Agentic System Design • Integration with MCP Frameworks for Data, Identity, Cost and Cyber Security Controls • Enterprise-Grade Cloud Infrastructure, Automation, and CI/CD Pipelines • Multi-Platform Enterprise Integration (ServiceNow, Salesforce, Splunk, Custom Ecosystems) Responsibilities • Architect Complex Systems – Design and implement comprehensive end-to-end architectures, ensuring seamless, high-performance integration between modern UI frameworks, backend services, cloud infrastructure, and advanced AI/ML capabilities. • Drive Technical Vision with 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. • Mentor & Cultivate Technical Talent – Actively mentor junior and mid-level developers, fostering expertise in AI-native engineering practices, modern tool adoption, and clean architectural patterns. • Lead Innovation & Execution – Oversee technical execution from initial prototyping to operational deployment, resolving complex cross-domain bottlenecks with authority and precision. What We Are Looking For – The Essentials • Leadership in AI Harness Engineering – Leadership and 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. • Mastery of Software Engineering Principles – Deep 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.