Senior Solutions Architect SME — Mission-Critical Cloud

Leidos; Gaithersburg (MD); On-site; USD 140,000 - 190,000; Full time

Job summary

Leidos seeks an experienced Solutions Architect SME to lead the Chinook Program for an Intelligence Community application. You will guide architecture across software, cloud, data, integration, and security, influencing strategy and delivering mission-critical capabilities.

The role requires top-secret/SCI clearance, proven leadership, and the ability to translate complex requirements into practical engineering solutions across multiple locations including Gaithersburg, MD; Tucson, AZ;

Qualifications

• 12+ years of progressive experience as a Solutions Architect or similar senior role.
• Bachelor's degree in Systems Engineering, Computer Science, or related field.
• Master’s degree preferred; Doctorate optional.
• Significant experience designing enterprise or mission-critical applications.
• Strong experience with software architecture, distributed systems, APIs, data, and cloud technologies.
• Ability to translate complex requirements into executable technical solutions.

Responsibilities

• Serve as the senior technical authority for the application and its architecture across domains.
• Define end-to-end solution architecture for application, cloud, data, integration, security, and infrastructure.
• Translate mission and functional requirements into secure, scalable, maintainable solutions.
• Develop architecture roadmaps, reference architectures, and design patterns; lead trade studies.
• Provide technical direction to engineering teams and ensure alignment with standards.
• Lead cloud and DevSecOps architecture efforts, including CI/CD, IaC, observability, resiliency, and disaster recovery.
• Integrate security and mission assurance into architecture decisions from the start.
• Support Agile and SAFe execution through PI Planning and release readiness.
• Define and govern integration strategies and API standards across components and external systems.
• Communicate decisions and tradeoffs to leadership and stakeholders in mission/business terms.
• Mentor engineers and promote modernization and reduction of technical debt.

Skills

Software Architecture

Distributed Systems

APIs

Cloud Technologies

Systems Integration

Security-aware design

Education

Bachelor's degree in Systems Engineering, Computer Science, or related field

Master’s degree in a technical field

Doctorate in a technical domain (optional)

Job description

Leidos seeks an experienced Solutions Architect SME to lead the Chinook Program for an Intelligence Community application. You will guide architecture across software, cloud, data, integration, and security, influencing strategy and delivering mission-critical capabilities.

The role requires top-secret/SCI clearance, proven leadership, and the ability to translate complex requirements into practical engineering solutions across multiple locations including Gaithersburg, MD; Tucson, AZ;