Principal Solutions Architect

Leidos

United States

United States

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Leidos is seeking an experienced Solutions Architect to join our DoD Enterprise IT Modernization (DEIM) team supporting a large-scale digital modernization program critical to the Defense Information Systems Agency (DISA) and DoD Fourth Estate agencies. The Principal Solutions Architect works closely with Leidos and Government technical leadership to drive innovation, growth, and efficiency across the portfolio. Clearance: Active DoD Secret clearance required. U.S. Citizen required. **100% remote work - Candidates must be based in the DMV area and capable of commuting to our Reston, VA headquarters on an as-needed basis for key meetings and events** Primary Responsibilities: Support the DEIM Chief Engineer in identifying service gaps and improvement areas, and drive continual innovation to evolve DoDNet against current and future requirements. Identify and assess opportunities to improve DEIM, then lead the analysis of alternatives and proof-of-concept development that establishes dedicated projects to implement approved improvements. Target areas include: Standardizing, automating, and streamlining site surveys and migrations so they are repeatable, flexible, and efficient. Expanding automation to reduce staffing demand, lower the risk of human error, and free staff for higher-complexity work. Establishing open design principles that avoid vendor lock-in and minimize custom configuration. Incorporating emerging technologies that strengthen cybersecurity, reduce total cost, and improve the end-user experience. Partner with project teams to keep execution aligned to the intent of each approved improvement. Conduct initial feasibility assessments of candidate initiatives, followed by detailed analysis of alternatives. Document and present analysis results to Leidos and Government stakeholders through the engineering review boards. Oversee proofs of concept, narrowly scoped efforts of three months or less that deliver demonstrable, measurable insight into a candidate improvement. Draft detailed project plans covering technical approach, cost, schedule, and risk for full implementation. Basic Qualifications: BS degree and 12+ years of relevant experience in enterprise infrastructure and solutions architecture, including cloud and on-premise virtualized environments. Specific experience, education and training may be considered in lieu of degree 8+ years architecting enterprise workloads on AWS or Azure, including architecture, deployment, and optimization of enterprise workloads. Active DoD Secret clearance required. Active DoD 8570 IAT Level II certification (CompTIA Security+ ce or equivalent) required at time of hire. Experience designing secure, scalable, and resilient on-premise and cloud-based virtualized infrastructures. Demonstrated ability to: Design secure, scalable, and resilient on-premise and cloud-based virtualized infrastructures. Lead the planning and execution of enterprise application and infrastructure migrations, including on-premise to cloud transitions. Automate infrastructure and operational tasks with Python or PowerShell in a production environment. Architect and manage enterprise identity and directory services at scale, including Entra ID and LDAP. Work across enterprise network infrastructure, including Cisco and Aruba technologies, with network access control using Cisco ISE or Aruba ClearPass. Produce architecture artifacts and present designs to both executive leadership and technical review boards. Drive analysis of alternatives to evaluate and recommend technologies against performance, scalability, security, and cost criteria. Operate in a DevSecOps environment of comparable scale and complexity. Communicate effectively, in writing and verbally, across all levels of an organization. Preferred Qualifications: Experience designing, deploying, and maintaining IT infrastructures for DISA or other DoD organizations. Hands-on experience with Infoblox DDI (DNS, DHCP, IPAM). DoD 8570 IASAE Level II or higher certification. Experience with infrastructure-as-code and modern automation tooling in a regulated environment. If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares. Original Posting: May 28, 2026 For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above. Pay Range: Pay Range $131,300.00 - $237,350.00 The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law. Leidos Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $17.2 billion for the fiscal year ended January 2, 2026. For more information, visit
Pay and Benefits Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to spam.leidos@leidos.com. Commitment and Diversity All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.

United States

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English

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