Active Directory​/Entra & Exchange Engineer

Active Directory / Entra  & Exchange Engineer

Location:

McKinney, Texas Type:
Onsite | Immediate Start

Experience:

8-10 yrs

Role Overview We’re looking for a hands-on AD/Entra  who can hit the ground running on day one. The candidate should be capable of installing and configuring a new AD forest/domain and providing expert-level (L3) support across Active Directory and Entra .

• Design, build, and manage AD forests, domains, sites, and trusts.
• Configure and maintain FSMO roles, DFS, and domain replication.
• Administer AD Certificate Services, DNS, DHCP, and OU structures.
• Implement and enforce Group Policies (GPOs) aligned with security baselines.
• Manage AD groups, security permissions, and delegation of access.
• Perform AD backups, restores (authoritative/non-authoritative), and disaster recovery.
• Troubleshoot login/authentication issues involving LDAP, Kerberos, NTLM.
• Configure and maintain RBAC, MFA, and privileged access management.
• Conduct AD audits, health checks, and remediation activities.
• Manage AD password policies and fine-grain password policies.
• Develop and maintain Power Shell scripts for automation, monitoring, and reporting.
• Troubleshoot, configure, and maintain Entra  and Azure AD Connect.
• Provide L3 support for AD and Entra .

• Install, configure, and manage Microsoft Exchange Server in hybrid and on-prem environments.
• Administer Exchange Online (Microsoft 365), including mailbox provisioning, distribution groups, and retention policies.
• Configure and troubleshoot hybrid mail flow between on-prem Exchange and Exchange Online.
• Manage Exchange security settings, including anti-spam, anti-malware, and transport rules.
• Perform database maintenance, DAG configuration, and disaster recovery for Exchange environments.
• Implement and maintain Exchange certificates, Autodiscover, and Outlook connectivity.
• Monitor and optimize Exchange performance and storage utilization.

• Proven experience installing and configuring AD forests/domains from scratch.
• Strong expertise in Windows Server environments.
• Hands-on experience with Entra  (Azure AD), RBAC, MFA, and identity integrations.
• Deep understanding of GPOs, DNS, DHCP, and certificate services.
• Strong Power Shell scripting skills for automation and reporting.
• Solid grasp of authentication protocols (Kerberos, NTLM, LDAP).
• Experience with AD/Entra h checks, audits, and remediation.
• Ability to troubleshoot complex AD replication and sync issues.
• Exchange Server administration experience, including hybrid deployments and Exchange Online.
• Familiarity with enterprise security standards and baseline policies.

• Exposure to hybrid identity solutions.
• Knowledge of disaster recovery planning for AD/Entra .
• Prior experience in a staff augmentation or client-facing role.