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Leidos

SME Solution Architect

Leidos

. Define and design end-to-end solution architectures integrating applications, data platforms, cloud infrastructure, and cybersecurity controls.

Posted 5/7/2026full-timeAlexandria • Maryland, Virginia • 🇺🇸 United StatesSeniorLead💰 $131,300 - $237,350 per yearWebsite

Tech Stack

Tools & technologies
AWSAzureCloudCyber SecurityGoogle Cloud PlatformTypeScript

About the role

Key responsibilities & impact
  • Define and design end-to-end solution architectures integrating applications, data platforms, cloud infrastructure, and cybersecurity controls.
  • Lead development of technical solution strategies aligned with WDP architecture, mission objectives, and enterprise standards.
  • Ensure interoperability and integration across systems, services, and environments spanning multiple security enclaves.
  • Guide implementation of solutions within DevSecOps pipelines , ensuring alignment with CI/CD, testing, and deployment processes.
  • Collaborate with engineering, data, AI/ML, cybersecurity, and operations teams to deliver integrated capabilities.
  • Evaluate and integrate commercial, open-source, and Government technologies into the WDP ecosystem.
  • Ensure solutions comply with NIST SP 800-53, RMF, STIGs, and Zero Trust architecture principles.
  • Conduct architecture reviews, trade studies, and technical assessments to inform design decisions.
  • Identify and resolve complex system integration and performance challenges.
  • Define standards for scalability, reliability, and performance across solution implementations.
  • Develop and maintain architecture documentation, solution designs, and technical roadmaps.
  • Provide technical leadership and mentorship across engineering teams without formal supervisory authority.
  • Translate mission requirements into secure, scalable technical designs and implementation roadmaps aligned to PI milestones.
  • Drive cross-team integration to improve automation, standardization, performance, and scalability of enterprise solutions.
  • Partner with program leadership, Government stakeholders, and cross-functional teams to define and execute technical strategy.
  • Embed DevSecOps practices and secure CI/CD pipelines into enterprise architecture.
  • Resolve highly complex, multi-domain technical challenges impacting system performance, scalability, and mission outcomes.
  • Provide executive-level technical briefings to senior Government stakeholders.
  • Participate in SAFe ceremonies including PI Planning, backlog refinement, sprint reviews, and retrospectives.

Requirements

What you’ll need
  • Active TS/SCI clearance
  • Bachelor’s degree in Computer Science, Engineering, Information Systems, or related technical discipline and 12–15 years of relevant experience OR Master’s degree in a related field and 10–13 years of relevant experience.
  • At least one of the following foundational qualification pathways consistent with DoD 8140 requirements: Current DoD 8570/8140 baseline certification appropriate for Advanced System Administrator roles (e.g., CASP+, CCNP Security, GCED, or equivalent ), Offerings listed in the DoD 8140 Training Repository, Demonstrated equivalent training and experience qualifying under DoD 8140 foundational qualification alternatives.
  • Minimum of 13 years of relevant experience in systems engineering and architecture to include development of enterprise level system components for DoD based systems involving decision making and/or data intelligence tools.
  • Extensive experience designing and implementing enterprise solution architectures.
  • Experience integrating software, cloud infrastructure, and data platforms in large-scale environments.
  • Experience integrating cloud platforms (AWS, Azure, or GCP) with enterprise data, DevSecOps, and cybersecurity systems.
  • Experience supporting DevSecOps pipelines and system lifecycle management.
  • Experience implementing secure system architectures aligned to RMF, STIGs, and Zero Trust principles.
  • Experience leading technical design and integration efforts across multiple teams.
  • Experience operating within SAFe or Agile frameworks supporting enterprise systems.
  • Extensive experience designing enterprise-scale solution architectures in DoD or Federal environments.
  • Experience leading architecture for large-scale, multi-domain systems spanning multiple technical disciplines.
  • Experience with enterprise architecture and systems integration.
  • Familiarity with AI/ML technologies and their application in enterprise environments.

Benefits

Comp & perks
  • Health and Wellness programs
  • Income Protection
  • Paid Leave
  • Retirement

ATS Keywords

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Hard Skills & Tools
solution architectureDevSecOpsCI/CDcloud infrastructuresystem integrationenterprise architecturedata platformscybersecurityAI/MLperformance optimization
Soft Skills
technical leadershipcollaborationmentorshipproblem-solvingcommunicationcross-team integrationstrategic planningexecutive briefingsdecision makingadaptability
Certifications
TS/SCI clearanceCASP+CCNP SecurityGCEDDoD 8570/8140 certification