Senior Domain Services Engineer – Hybrid Cloud & AD Expert

General Dynamics Information Technology; St. Louis (MO); Presencial; USD 126.000 - 170.000; Jornada completa

Descripción de la vacante

General Dynamics Information Technology seeks a Domain Service Engineer to plan, build, and operate a large hybrid cloud system. You will manage 802.1X NAC with Cisco ISE, deliver secure Active Directory designs, and support DNS/DHCP, LDAP, and PKI across Windows and non-Windows endpoints.

Location is customer sites NGA Washington or NGA St. Louis; strong scripting, collaboration with Security, Network, and Systems teams, and Tier 3 escalation expertise are essential for success.

Formación

• 5+ years in AD administration or Sr. Engineer roles.
• Proficient in scripting (PowerShell, Python, Bash, or Perl).
• In-depth AD/LDAP authentication and administration knowledge.
• Experience with Azure AD Connect and Cisco Directory Synchronization.
• Implement and manage Cisco ISE enterprise architecture.
• Maintain NAC policies using 802.1X, MAB and Web Authentication.
• Act as Tier 3 escalation for complex 802.1X/RADIUS issues.

Responsabilidades

• Manage uptime and lifecycle of the 802.1x architecture.
• Deliver secure, scalable Active Directory design per standards.
• Provide SME support for DNS, DHCP, and AD integration.
• Proactively manage environment and design for resiliency.
• Implement GPOs and troubleshoot related issues.
• Monitor replication between domain controllers, DNS and DHCP.
• Manage PKI systems and certificates.

Conocimientos

Active Directory

Directory Synchronization

Scripting Languages

Herramientas

Cisco ISE

DNS/DHCP servers

PKI

Descripción del empleo

General Dynamics Information Technology seeks a Domain Service Engineer to plan, build, and operate a large hybrid cloud system. You will manage 802.1X NAC with Cisco ISE, deliver secure Active Directory designs, and support DNS/DHCP, LDAP, and PKI across Windows and non-Windows endpoints.

Location is customer sites NGA Washington or NGA St. Louis; strong scripting, collaboration with Security, Network, and Systems teams, and Tier 3 escalation expertise are essential for success.