Senior IT Engineer responsible for IT infrastructure design and security. Role involves risk management, systems support, and technical mentorship in a hybrid work setting.
Responsibilities
Administer and maintain Azure Active Directory (Entra ID), including user lifecycle management, Conditional Access, MFA, and role-based access control (RBAC).
Manage on-prem Active Directory, including Group Policy, DNS, DHCP, and hybrid AD configurations.
Administer Microsoft Intune for device management (Windows, macOS, mobile), including compliance policies, configuration profiles, and application deployment.
Manage Exchange Online / Exchange hybrid environments, including mail flow, security, retention, and troubleshooting.
Design, deploy, and maintain virtualization environments, including Proxmox VE (VMs, LXC containers, backups, clustering, storage).
Monitor system performance, capacity, and availability; proactively resolve issues.
Configure and support enterprise networking environments, including: Switching and routing (VLANs, trunking, STP), Firewalls and VPNs (site-to-site and remote access), Network security best practices.
Implement and maintain security best practices across endpoints, servers, and identity platforms.
Support compliance initiatives (e.g., CMMC, SOC 2, ISO 27001, or similar).
Manage patching, vulnerability remediation, endpoint protection, and logging.
Serve as an escalation point for complex technical issues.
Maintain the ticketing system and work issues as they arrive within SLA.
Create and maintain documentation for systems, procedures, and configurations.
Assist with training and support for end users.
Requirements
8+ years of hands-on experience in a senior IT or systems engineering role.
Strong experience with: Azure AD / Entra ID, Microsoft Intune, Active Directory (on-prem and hybrid), Exchange / Exchange Online, experience with virtualization platforms (Proxmox strongly preferred; VMware/Hyper-V acceptable).
Solid understanding of TCP/IP networking, firewalls, VPNs, and DNS.
Strong troubleshooting skills across systems, networking, and identity.
Ability to work independently and manage multiple priorities.
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