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At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers’ success. We empower our teams, contribute to our communities, and operate sustainable. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business.
If this sounds like a mission you want to be a part of, keep reading!
Leidos is seeking a Identity Management/Active Directory Subject Matter Expert (SME) to partner on a large enterprise IT contract for the DOD. Administrator will be responsible for maintaining existing enterprise identity management solutions, troubleshoot incidents, and assist with transitioning new capabilities from the engineering team to production. Duties will include validating the health and status, operations, and maintenance of identity management systems such as Active Directory, Azure Active Directory, Azure Active Directory Connect (AADC), Active Directory Federation Services (ADFS), ADFS Web Application Proxy (WAP), Quest Active Roles Server (ARS), Microsoft Identity Manager (MIM), Forefront Identity Manager (FIM), LDAP Border Directory Systems (AD Lightweight Directory Services, Radiant Logic, VDS etc.). This individual will work in a team environment supporting a large enterprise spanning multiple enclaves and sites.
Primary Tasks
- Individuals in this role may be required to remotely log into the end users' endpoint (desktops and/or servers) in order to perform technical configuration, rebooting, and other remedial actions to assist with troubleshooting authentication anomalies.
- Provide support for implementing, troubleshooting and maintaining identity management systems. •Rapidly distinguish isolated user problems from enterprise-wide application/system problems and provide recommended solutions.
- Coordinate with stakeholders to collect data, conduct analysis, develop, and implement solutions associated with incident tickets and requirements.
- Build and deploy Domain Controllers and other identity management servers through remote means at customer sites utilizing approved installation procedures.
- Provide follow-up reports (technical findings, feedback, resolution steps taken) for root cause analysis, engineering technical assessment and process improvement initiatives.
- Mentor junior team members.
- Update operations and maintenance documentation for 24/7/365 IT Operations Center (ITOC) personnel.
- Support operations across multiple geographic locations and network classifications.
- Work with Operations, Engineering, and vendor support to develop solutions to complex technical issues.
- Work independently and as part of a team located at multiple sites/time zones.
Basic Qualifications
- Extensive experience with PowerShell commands and scripting/automation
- Experience with Quest ARS PowerShell extensions and implementing ARS task automation
- Experience with Tier 2/Tier 3 system administration
- Experience interacting with customers during the course of troubleshooting incidents and system anomalies
- Experience troubleshooting issues in a growing environment
- Experience with log reviews, incident analysis, and identification of issue trends
- Experience with server patch management methodologies
- Experience mentoring and training junior personnel
- Effective time management skills and ability to adjust priorities to changing customer requirements, mission needs, outage response, and assisting external teams with troubleshooting authentication issues.
- Strong oral and written communications skills
- Track record of working effectively within a team, and support to peers toward improved processes and results
- Ability to work independently, work incidents as they are received and complete projects assigned by program and government leadership.
- Experience with IT Service Management ticketing systems such as ServiceNow.
Extensive experience with Identity Management technologies including the following:
- Microsoft Identity Manager (MIM)
- Forefront Identity Manager (FIM)
- Azure Active Directory Connect (AADC)
- Active Directory Federation Service (ADFS)
- ADFS Web Application Proxy (WAP)
- Quest Active Roles Server (ARS)
- LDAP Border Directory Systems
- Active Directory Lightweight Directory Services
- Radiant Logic
- VDS
- OAUTH/SAML
- Secure Token Authentication Services/PKI Integration
Education
- Candidate must have a Bachelor's degree with 12 years of relevant experience, Master’s degree with 10 years, Associate's with 14 years, or High School Diploma with 16 years.
Required Certifications
- Candidate must, at a minimum, meet DoDM 8140.03 (previously DoD 8570) – IT System Admin Intermediate certification requirements (Cloud+, GICSP, SSCP, Security+ CE, GSEC, or higher)
Clearance
- Due to the nature of the government contracts we support, US Citizenship is required.
- TS/SCI with specific polygraph required for position or TS/SCI and willingness to obtain a poly.
Desired Certifications:
- Knowledge of integrating Exchange and Active Directory
- ITIL Foundations Certification
- Microsoft or other commercial Identity Management certifications (i.e., Identity and Access Administrator Associate, Azure Administrator Associate, Quest Active Roles Administration, or Quest Active Roles Implementation and Configuration)
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:November 3, 2026For 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.
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.
Skills Required
- Extensive experience with PowerShell commands, scripting, and automation
- Experience with Quest Active Roles Server PowerShell extensions and ARS task automation
- Tier 2/Tier 3 system administration experience
- Experience troubleshooting incidents and system anomalies with customers
- Experience with log reviews, incident analysis, and issue trend identification
- Experience with server patch management methodologies
- Experience mentoring and training junior personnel
- Strong oral and written communication skills
- Experience with IT service management ticketing systems such as ServiceNow
- Extensive experience with Microsoft Identity Manager and Forefront Identity Manager
- Extensive experience with Azure Active Directory Connect, Active Directory Federation Services, and ADFS Web Application Proxy
- Extensive experience with Quest Active Roles Server, LDAP directory systems, Active Directory Lightweight Directory Services, Radiant Logic, and VDS
- Experience with OAuth, SAML, secure token authentication services, and PKI integration
- Bachelor's degree with 12 years of relevant experience, master's degree with 10 years, associate's degree with 14 years, or high school diploma with 16 years
- DoDM 8140.03 IT System Administrator Intermediate certification or equivalent, such as Cloud+, GICSP, SSCP, Security+ CE, or GSEC
- U.S. citizenship
- TS/SCI clearance with specific polygraph, or TS/SCI with willingness to obtain a polygraph
- ITIL Foundations certification
- Microsoft or commercial identity management certification
- Knowledge of Exchange and Active Directory integration
Leidos Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Leidos and has not been reviewed or approved by Leidos.
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Healthcare Strength — Healthcare coverage is described as comprehensive, with multiple plan options, low office-visit copays in some plans, and access to mental health and wellness support tools. The availability of HSA/FSA options and employer contributions is positioned as a meaningful part of the total package.
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Retirement Support — Retirement benefits are framed as a strong component of total rewards, highlighted by a 401(k) match and immediate vesting in the standard package. The Employee Stock Purchase Plan is also presented as an additional long-term wealth-building feature.
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Wellbeing & Lifestyle Benefits — Wellbeing and lifestyle supports extend beyond core insurance, including wellness programs, fitness-related stipends, and assistance resources. Work flexibility and related perks are also included as part of the broader rewards experience.
Leidos Insights
What We Do
We Are Leidos For 50 years we have been tackling some of the biggest problems that face our nation and our world. OUR MISSION Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020. Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®. Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos. Your most important work is ahead.
