Senior Solutions Architect — Cybersecurity & AI

Leidos; Chantilly (VA); On-site; USD 131,000 - 237,000; Full time

Job summary

Leidos in Chantilly, VA is seeking a Solutions Architect to join the Mission Solutions team. You will act as a technical contributor within the CTO organization, shaping multi-domain solutions that blend cybersecurity, cloud, AI, and communications to meet mission needs.

The role emphasizes systems thinking, collaboration with SMEs, and turning ambiguous requirements into well-reasoned technical approaches. A TS/SCI with Polygraph is preferred, U.S. citizenship required.

Qualifications

• Bachelor's in a STEM field with 12+ years of technical experience.
• Experience in cybersecurity, network engineering, cloud, software, or mission systems.
• USIC/IC experience with clearances and ability to brief engineers and leadership.
• Ability to learn new domains and collaborate across disciplines.
• U.S. Citizen with active TS/SCI and Polygraph.

Responsibilities

• Support design of mission-aligned technical approaches.
• Analyze needs, break down problems, contribute to solutions.
• Support capture and proposal efforts with technical narratives.
• Evaluate emerging technologies and assess fit into missions.
• Communicate concepts to engineers and leadership.
• Collaborate with SMEs across domains to build cohesive solutions.

Skills

Analytical thinking

Problem solving

Clear communication

Systems thinking

Questioning and learning

Team collaboration

Education

Bachelor's degree in STEM

Master's degree in STEM

Tools

Systems engineering practices

Enterprise architecture

Mission communications environments

Job description

Leidos in Chantilly, VA is seeking a Solutions Architect to join the Mission Solutions team. You will act as a technical contributor within the CTO organization, shaping multi-domain solutions that blend cybersecurity, cloud, AI, and communications to meet mission needs.

The role emphasizes systems thinking, collaboration with SMEs, and turning ambiguous requirements into well-reasoned technical approaches. A TS/SCI with Polygraph is preferred, U.S. citizenship required.