IT Infrastructure and Security Engineer

Location: Warrenville, IL

Description: Our client is currently seeking a IT Infrastructure and Security Engineer!

This is a 12 month w2 contract opportunity requiring of hybrid work structure (3 days in office / 2 days remote).

Infrastructure & Cybersecurity Operations Engineer

About The Role

This role is responsible for the reliability, security, and modernization of enterprise infrastructure across on-premises and cloud environments. You will manage core systems, support disaster recovery and business continuity, and play a hands-on role in cybersecurity operations for a hybrid IT environment.

Responsibilities

Infrastructure Operations

• Administer and maintain Windows Server and Linux (SUSE Linux Enterprise Server) systems across on-premises and cloud environments.
• Manage VMware vSphere/ESXi platforms, including provisioning, patching, performance monitoring, and capacity planning.
• Administer Active Directory environments, including user and group management, Group Policy design and troubleshooting, DNS, DHCP, certificate services, and domain trust and migration activities.
• Manage Microsoft Azure IaaS and PaaS resources, including virtual machines, networking, storage, and Entra ID (Azure AD) identity services.
• Administer Microsoft 365 tenant operations, including Exchange Online, Microsoft Intune endpoint management, and Entra ID conditional access.
• Manage enterprise backup and disaster recovery solutions (e.g., Veeam), including job configuration, retention policies, backup verification, and regular disaster recovery testing and documentation.
• Support disaster recovery replication and failover operations to ensure business continuity across primary and secondary data centers.
• Maintain and support file, print, and application server infrastructure across multiple geographic locations.
• Develop and maintain PowerShell scripts and automation to improve operational efficiency, monitoring, and reporting.
• Participate in infrastructure initiatives such as server migrations, platform upgrades, and data center operations.
  
  

Cybersecurity Operations

• Implement and enforce security policies related to patch management, endpoint protection, email security, DNS security, and application control.
• Monitor, analyze, triage, and remediate security alerts from MDR and SIEM platforms, escalating to managed SOC partners as needed.
• Administer and maintain security tooling, including EDR/XDR platforms, vulnerability scanners, email and DNS security solutions, application control, and privileged access tools.
• Conduct vulnerability assessments and coordinate remediation efforts based on risk and business impact.
• Investigate and respond to security incidents, ensuring timely containment, root cause analysis, and recovery.
• Design and implement security controls for hybrid cloud environments, including identity protection and conditional access policies.
• Serve as the technical liaison with managed firewall, network, and MDR/SOC providers.
• Support compliance with security frameworks such as NIST CSF and CIS Controls, including internal audits and documentation.
• Manage privileged access management solutions, including secure remote access and credential vaulting.
• Stay current on emerging security threats and technologies and recommend improvements to the organization's security posture.
• Support security awareness initiatives and provide guidance to end users on security best practices.
  
  

Minimum Qualifications

• Experience administering Windows Server (2016/2019/2022) and Linux systems (SUSE or RHEL preferred).
• Strong experience with Active Directory, including Group Policy, DNS, DHCP, and multi-domain or cross-forest environments.
• Experience managing VMware vSphere/ESXi in an enterprise environment.
• Experience administering Microsoft 365 and Azure, including Entra ID, Intune, Exchange Online, and Azure IaaS services.
• Experience with enterprise backup and disaster recovery solutions (e.g., Veeam, Zerto, or equivalent).
• Proficiency with PowerShell scripting for automation, reporting, and system administration.
• Experience with patch management and software deployment tools.
• Cybersecurity operations experience, including vulnerability management and incident response.
• Working knowledge of security frameworks such as NIST CSF or CIS Controls.
• Understanding of networking fundamentals, including TCP/IP, VLANs, VPNs, routing, switching, and firewall concepts.
• Strong communication, documentation, and change management skills.
• Ability to work independently, manage competing priorities, and support both infrastructure and security responsibilities.
  
  

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Contact:

This job and many more are available through The Judge Group. Please apply with us today!