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 EngineerAbout the RoleThis 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! 
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