Systems Engineer Expert

Leidos is seeking a Systems Engineer for a technical development program supporting the Sponsor’s Entitlement Programs as well as IdAM /ICAM, Authentication, Authorization, Attributes and Digital Policy Management.The Systems Engineer will work with a large team of developers, software engineers and data engineers. Primary Responsibilities List daily duties and/or specific job responsibilities.Build outs, testing, maintenance, and monitoring of systemsRequirements DecompositionEnsure designs are compatible with the architecture and allocated requirements to segmentsAddress user requirements, procedures, and problems to automate and improve existing systems and review computer system capabilities, workflow, and scheduling limitationsPerform functional analysis, timeline analysis, cost estimation, requirements allocation, and interfaced definition studies to translate customer requirements into hardware and software specificationsIdentify system integrity issues and solutions for the full system life cycles from concept to disposalIntegrate systems and services as well as summarize and communicate resultsSupport the development, documentation, and execution of system policies RequiredSupport the ATO / Accreditation effort for customer systems and applicationsRequired QualificationsActive TS/SCI with PolygraphBachelor’s degree and 12+ years of experience. Additional experience in lieu of degreeExperience with the Cloud / Amazon Web ServicesExperience with SQLAgile Methodology / Jira, Confluence; ServiceNow (ESP)Experience with Terraform and/or Cloud FormationDevSecOpsExperience with CLSEExperience providing Linux AdministrationMust be familiar with security accreditation process (Experience with Security Tools and Processes; RMF, NIST, Accreditation Apps (Xacta; GreenLight), System Scanning, Vulnerability Scanning; Plan of Action & Milestone (POAM) trackingExcellent customer support and attention to detail – Tier 3 and Tier 4 level support to team and customer base.Provide Release Management for deployment readiness, coordination and activities (**will require some late-night activities; typically, once a month – 5pm – 9pm)Desired QualificationsExperience with IdAM / ICAM delivery systems, Authentication, Authorization, AttributesEntitlement Management and Digital Policy ManagementLDAP Experience is a plusSecurity +, CISSPAmazon Web Services CertificateExperience with BPM/BAWIf 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:June 9, 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.Pay Range:Pay Range $131,300.00 - $237,350.00The 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.SummaryLocation: Chantilly, VAType: Full time