Principal Solutions Architect

Leidos Holding • $131K — $237K *
US-Anywhere
+ 2 other locationsRemote
Information Technology
11 - 15 years of experience
Today
Be an Early Applicant
Job Overview by Ladders

Qualifications

  • BS degree and 12+ years in enterprise infrastructure and solutions architecture
  • 8+ years architecting enterprise workloads on AWS or Azure
  • Active DoD Secret clearance required
  • Active DoD 8570 IAT Level II certification required at hire
  • Experience designing secure and scalable infrastructures

Responsibilities

  • Support DEIM Chief Engineer in identifying service gaps and driving innovation
  • Lead analysis of alternatives for improving DEIM and establish projects
  • Standardize and automate site surveys and migrations for efficiency
  • Expand automation to reduce staffing demand and error risk
  • Incorporate emerging tech for better cybersecurity and user experience
  • Document and present analysis results to stakeholders
  • Draft detailed project plans for full implementation

Benefits

  • 100% remote work opportunity
  • Requires occasional travel to Reston, VA for key meetings
  • Focus on innovation and growth in technical solutions
  • Engagement with government technical leadership
  • Emphasis on open design principles to avoid vendor lock-in
Full Job Description
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 - Candidate must be willing to travel 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.


Original Posting:
May 28, 2026

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.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

Join the Team

Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Prepare for Your Interview

To prepare for an interview at Leidos Holding, candidates should familiarize themselves with the company's missions and values, update their resumes, and be ready to discuss how their background and skills align with the position they are applying for.

Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

Explore Leidos Holding Jobs and Careers

Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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* Ladders Estimates

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