Sr. Solution Architect

** Description*
* Leidos has an immediate opening for a Senior Solution Architect to join our Mission Solutions team in Chantilly, VA.

We are seeking a Senior Solutions Architect who can think beyond any single domain-and lead the development of sophisticated, mission-critical solutions across AI, Cybersecurity, Enterprise IT, Biochemical and Life Sciences, Open-Source Intelligence, Data Analytics, Modeling & Simulation, and other emerging technical arenas.

As a senior technical leader, you bring years of experience architecting complex systems, guiding diverse teams, and shaping strategy at the highest levels. You don't just understand one technology-you understand how technologies interact, how missions evolve, and how to engineer solutions that solve real-world problems with creativity, clarity, and technical rigor.

This is a role for someone who thrives on tackling the unknown. As a key member of the CTO team, you will be the person customers and capture teams turn to when they ask, "How do we solve this?"-and you will craft the technical approach that becomes the foundation of winning proposals and successful programs.

Primary Responsibilities

What You'll Do

-Lead the technical vision for complex, enterprise-scale solutions across any domain-AI/ML, Agentic AI, Cyber, Cloud, Digital Modernization, Intelligence Analysis, Enterprise IT, or full mission software solutions.

-Architect end-to-end solutions that respond to hard mission problems, ambiguous requirements, and emerging threats with innovative, executable designs. Author technical volumes, whitepapers, and responses to RFPs/RFIs-translating technical innovation into clear, compelling customer value. Conduct thorough requirements analysis and translate customer needs into actionable technical specifications

-Guide and influence cross-disciplinary teams, bringing together SMEs from multiple technical areas to shape cohesive architectures.

-Drive technical capture and proposals by developing solution strategies, authoring technical narratives, and ensuring the approach aligns with customer needs and mission realities.

-Engage customers and partners to translate requirements into actionable architectures and explain technical concepts at both visionary and detailed levels.

-Insert new technologies-including AI/ML, automation, cyber resilience, data engineering, modeling, and advanced analytics-into future-looking solutions and roadmaps.

-Serve as a senior technical authority who can confidently operate across multiple domains and guide the broader organization toward innovative, differentiated solutions.

-Influence program direction and ensure proposed solutions are both visionary and executable.

-Partner with the Business Development team to support new business strategies, including the development of technical solutions, basis of estimates, white papers, industry relationships, and

Basic Qualifications

-Senior architect or engineering leader with experience as a technical lead on government contracts.

-Ability to translate mission needs into multi-domain technical architectures.

-Awareness of leading technology capability providers that enhance our technical solutions

-Experience as a solution architect and/or technical volume lead on captures and proposals

-Experience articulating complex technical concepts to customers, business development, program delivery, technical teams, and executives, both orally and in writing

-Bachelor's degree with 15+ years of experience of relevant experience in computer science, engineering, data science, or other STEM discipline. Additional years of relevant experience will be considered.

-US citizen with an active TS/SCI with Poly security clearance

Preferred Qualifications

-Prior experience as lead SA on a proposal

-Experience having worked successful partnerships with suppliers on proposals

-Understanding of competitor/teammate technology offerings

-Record of attracting and retaining technical professionals

-Record of generating business growth through insertion of innovation and technology on existing programs

-Demonstrated experience architecting solutions in multiple domains, such as: AI/ML and intelligent automation, Cybersecurity and cyber resilience, Enterprise IT, cloud, and digital modernization, Data analytics, or intelligence systems, Quantum, or other emerging domains.

-Technical expertise in one or more mission-critical domains-AI, Cyber, Quantum, Software Engineering, Digital Modernization, Cloud Migration, or Mission Operations with proven ability to apply it to shape the future of technology.

-Strong technical understanding of AI/ML concepts, autonomous/Agentic AI, cloud migration/architectures, digital modernization, and cybersecurity technologies

-Ideal candidates will have a strong grasp of AI and Machine Learning concepts, including emerging Agentic AI frameworks, Deep Learning, and advanced intelligent systems.

-Awareness of leading technology capability providers that enhance our technical solutions

-Experience advising…