Solutions Architect, SME

Leidos

. Serve as senior technical authority for the application, defining and evolving end-to-end solution architecture across application, cloud, data, integration, security, and infrastructure domains .

Posted 10/15/2026full-timeUnited StatesSeniorLead💰 $131,300 - $237,350 per yearWebsite

Tech Stack

Tools & technologies

AnsibleAWSAzureChefCloudCyber SecurityDistributed SystemsLinuxMicroservicesPuppetPythonTerraformC++

About the role

Key responsibilities & impact

Serve as senior technical authority for the application, defining and evolving end-to-end solution architecture across application, cloud, data, integration, security, and infrastructure domains
Translate mission, business, operational, functional, and non-functional requirements into secure, scalable, resilient, and maintainable technical solutions
Develop architecture strategies, roadmaps, reference architectures, and design patterns; lead trade studies and recommend solutions based on mission value, feasibility, risk, cost, performance, and maintainability
Provide technical direction to engineering teams, review designs, resolve cross-team technical issues, and ensure implementation aligns with approved architecture and standards
Lead cloud and DevSecOps architecture, including cloud-native design, CI/CD, Infrastructure as Code, automated deployment, observability, resiliency, and disaster recovery
Integrate security and mission assurance into architecture decisions, including risk identification and mitigation
Support Agile and SAFe execution through PI Planning, backlog refinement, architecture runway development, dependency management, and release readiness activities
Define and govern integration strategies, API and interface standards, and interoperability approaches
Communicate architecture decisions, risks, tradeoffs, and recommendations to program leadership, customer stakeholders, and technical teams
Mentor engineers and technical leaders, promote engineering excellence and continuous improvement, and drive modernization and technical-debt reduction

Requirements

What you’ll need

Active Top Secret/SCI clearance with ability to successfully pass a Polygraph examination
US citizenship required per contract
Bachelor's degree in Systems Engineering, Computer Science, or related field and 12–15 years of prior relevant experience, or Master’s with 10–13 years of prior relevant experience; may possess a Doctorate in a technical domain
12+ years of progressive experience as a Solutions Architect, Enterprise Architect, Systems Architect, Software Architect, or equivalent senior technical role
Significant experience designing and implementing complex enterprise or mission-critical applications
Strong experience with software architecture, distributed systems, system integration, APIs, data, and cloud technologies
Ability to translate complex requirements into executable technical solutions
Experience collaborating across software engineering, systems engineering, DevSecOps, cybersecurity, infrastructure, and testing organizations
Strong understanding of modern cloud and software engineering practices
Experience with architecture documentation, design reviews, architecture decision records, and technical roadmaps
Experience leading technical teams and influencing engineering strategy
Deep knowledge of systems architecture, integration, lifecycle engineering, and systems thinking
Experience leading engineering efforts within Agile and DevSecOps environments
Leadership, communication, collaboration, technical mentoring, analytical, verbal, written, and presentation skills
Experience leading architecture reviews and technical working groups
Experience communicating technical recommendations to senior government stakeholders and program leadership
Preferred: large-scale government or mission-focused program experience; AI tools; cloud-native architecture; distributed systems; enterprise modernization; AWS Certified Solutions Architect–Professional or comparable certification; Python or C++; Linux; IaC; Terraform; AWS CloudFormation; Azure Resource Manager; Ansible; Chef; Puppet; CI/CD; microservices; RESTful APIs; event-driven architecture; observability and monitoring; identity and access management; Zero Trust; system-of-systems integration