Principal Identity Solutions Engineer TS/SCI Polygraph

Leidos LLC; Hanover (MD); On-site; USD 131,000 - 237,000; Full time

Benefits offered by this job

Paid Time Off

11 paid Holidays

401K with company match

Flexible schedules

Discounted stock purchase plans

Technical upskilling

Education and training support

Parental paid leave

Job summary

Leidos is seeking a Principal Identity Solutions Engineer to lead enterprise ICAM initiatives focusing on Secure Token Services and Single Sign-On. You will guide a multidisciplinary team of developers, system integrators, and administrators to architect, deploy, and sustain COTS identity management across Linux, Windows, and cloud environments.

The role emphasizes gathering customer requirements, designing implementation strategies, and maintaining technical documentation while ensuring

Qualifications

• Active TS/SCI clearance with polygraph.
• Bachelor's degree or higher in computer engineering or related field.
• Minimum 15 years of Systems Engineering or related technical experience supporting enterprise IT environments.

Responsibilities

• Lead the design, implementation, and sustainment of enterprise ICAM solutions focused on STS and SSO.
• Mentor and manage a multidisciplinary team of developers, system integrators and administrators.
• Gather customer requirements, develop implementation strategies, and estimate work for new capabilities.
• Install, configure, integrate, and maintain COTS identity management platforms across Linux, Windows, and cloud environments.
• Design and support federation solutions using SAML, OAuth, OpenID Connect, PKI/TLS.
• Develop automation solutions and integrate modern and legacy technologies, maintaining documentation in Confluence.
• Troubleshoot complex authentication, networking, and identity management issues while adhering to SDLC and change processes.

Skills

Architecture leadership

Team mentoring

Requirements gathering

Identity management

Automation development

Troubleshooting

SDLC & change management

Education

Bachelor's degree in computer engineering or related field

15+ years of systems engineering/related experience

Job description

Principal Identity Solutions Engineer (INTEL SECTOR- Cyber & Analytics Business Area)

Leidos has a new and exciting opportunity for a Principal Identity Solutions Engineer in our INTEL SECTOR- Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management. *You must have an active TS/SCI Polygraph* No exceptions, unfortunately.

At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more.

• Paid Time Off
• 11 paid Holidays
• 401K with a 6% company match and immediate vesting
• Flexible Schedules
• Discounted Stock Purchase Plans
• Technical Upskilling
• Education and Training Support
• Parental Paid Leave
• and much more

The Principal Identity Solutions Engineer is responsible for leading the design, implementation, and sustainment of enterprise Identity, Credential, and Access Management (ICAM) solutions focused on Secure Token Services (STS) and Single Sign-On (SSO) capabilities. This role leads a multidisciplinary team of developers, system integrators, and system administrators to architect, deploy, and maintain commercial off-the-shelf (COTS) identity management solutions across enterprise environments.

Desired Skills

• Lead the architecture, implementation, and sustainment of enterprise Secure Token Service (STS) and Single Sign-On (SSO) solutions.
• Manage and mentor a team of developers, system integrators, and system administrators, including onboarding, training, and technical oversight.
• Gather customer requirements, develop implementation strategies, and estimate work efforts for new capabilities and enhancements.
• Install, configure, integrate, and maintain COTS identity management platforms across Linux, Windows, and cloud environments.
• Design and support federation solutions utilizing SAML, OAuth, OpenID Connect (OIDC), PKI/TLS, and modern authentication technologies.
• Develop automation solutions and integrate modern and legacy technologies to improve operational efficiency while maintaining technical documentation in Confluence.
• Troubleshoot complex authentication, networking, and identity management issues while ensuring adherence to software development lifecycle (SDLC) and change management processes.

Required Qualifications

• Active TS/SCI clearance with polygraph.
• Bachelor's Degree or higher in computer engineering or in a field related to computer engineering or computer science disciplines.
• Minimum 15 years of Systems Engineering or related technical experience supporting enterprise IT environments.

At Leidos, the opportunities are boundless. We challenge our staff with interesting assignments that allow them to thrive professionally and personally. For us, helping you grow your career is good business.

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: July 20, 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 www.Leidos.com.

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 [e-mail].

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.