Keywords: Cisco ISE, Identity Services Engine, ISE 3.x, Network Access Control, NAC, Comply‑to‑Connect, C2C, DoD C2C, Zero Trust, 802.1X, EAP‑TLS, MAB, Supplicant Configuration, Windows Supplicant, macOS Supplicant, Linux Supplicant, Device Profiling, Posture Assessment, Guest/BYOD, TrustSec, SGT, Security Group Tags, pxGrid, TACACS+, ERS API, REST API, Python Automation, Python Scripting, DoD PKI, CAC, SCEP, EST, AD CS, Enterprise PKI, RMF, ATO, SSP, POA&M, DISA STIGs, ACAS, Tenable, Vulnerability Management, Splunk, Elastic, SIEM Integration, NGFW Integration, Firewall Integration, EDR, Endpoint Protection, Intune, JAMF, MDM, UEM, Routing and Switching, Wireless Integration, Infrastructure‑as‑Code, Git, Version Control, High‑Level Design, Low‑Level Design, HLD, LLD, Runbooks, Cutover Plans, Architecture Documentation, DoD Networks, USCG, Federal Networks, Secret Clearance, IAT Level III, CCNP Security, CCIE Security, Cisco ISE Specialist, Security+, CISSP, CASP+. Strong knowledge of 802.1X/EAP‑TLS, TrustSec/SGT, pxGrid, REST APIs, Python, DoD PKI/CAC, routing/switching, TACACS+, and wireless integration.