**Description** In this role you will manage the Tier 3 queue in ServiceNow, drive complex issues to resolution, and provide clear, professional communication to end users and stakeholders. The ideal candidate is confident working independently, excels at root-cause analysis, and consistently delivers exceptional customer service, both written and verbal. **Key Responsibilities:** **Citrix VDI & Access** + Serve as Tier 3 escalation for Citrix VDI endpoint issues, including connectivity, session reliability, performance, printing/peripheral redirection, profile-related symptoms, and client-side access problems. + Troubleshoot and resolve issues impacting thin clients connecting to Citrix (network path, certificates, auth flows, Workspace configuration, endpoint policy constraints). + Support and remediate issues with Citrix Workspace App on Windows and macOS (install/upgrade, configuration, authentication, certificate store behavior, plugin/SSO considerations). **PIV Card Authentication & Encryption** + Diagnose and resolve PIV authentication failures across: + Windows endpoints. + Citrix VDI sessions. + Thin client access workflows. + Troubleshoot PIV-related encryption / certificate problems, including certificate chain trust, expired/invalid certs, middleware behavior, PIN prompts/locks, and access failures tied to smart card policies. **ServiceNow Queue Ownership** + Work primarily from ServiceNow, managing the Tier 3 queue end-to-end: + Triage and prioritize escalations. + Drive troubleshooting and resolution. + Document findings, actions taken, and resolution steps clearly. + Ensure timely updates, proper categorization, and clean closure notes. + Identify recurring issues and propose knowledge articles, runbooks, and standard fixes to reduce repeat incidents. **General Tier 3 Endpoint Support (Windows 11)** + Resolve complex Windows 11 desktop/laptop issues escalated beyond Tier 1/2 (OS instability, login issues, app failures, drivers, performance, policy impacts, endpoint security interactions). + Perform advanced root-cause analysis and coordinate with adjacent teams (Citrix engineering, IAM/PKI, networking, endpoint management) as needed to restore service quickly. **Core Skills & Competencies** + Strong troubleshooting mindset: isolate variables, reproduce issues, validate fixes, prevent regression. + Clear, high-quality ticket documentation and customer communication. + Comfortable leading incident calls, explaining technical issues to non-technical users, and setting expectations. **Qualifications** **Requirements** + Demonstrated Tier 3/advanced support experience with Citrix VDI and Windows endpoints. + Must have a Bachelors degree and 5-7 years experience, additional experience considered in lieu of degree. Must have 7 years of relevant experience. + Hands-on experience supporting Citrix Workspace App on Windows and macOS. + Strong familiarity troubleshooting PIV authentication/certificate issues and the end-to-end login flow. + Proven ability to manage and execute independently in a ticket-driven environment (ServiceNow or similar). + Must be a US Citizen and able to obtain a DOE Q clearance. Target salary range: $80,001 - $120,000. The estimate displayed represents the typical salary range for this position based on experience and other factors. REQNUMBER: 2512362 SAIC is a premier technology integrator, solving our nation's most complex modernization and systems engineering challenges across the defense, space, federal civilian, and intelligence markets. Our robust portfolio of offerings includes high-end solutions in systems engineering and integration; enterprise IT, including cloud services; cyber; software; advanced analytics and simulation; and training. We are a team of 23,000 strong driven by mission, united purpose, and inspired by opportunity. Headquartered in Reston, Virginia, SAIC has annual revenues of approximately $6.5 billion. For more information, visit saic.com. For information on the benefits SAIC offers, see Working at SAIC. EOE AA M/F/Vet/Disability