<p>Our client is seeking an experienced <strong>Infrastructure Security Engineer</strong> to support and secure a hybrid Microsoft environment spanning both on-premises and cloud platforms. This role is ideal for a hands-on professional with deep experience across traditional server and network infrastructure, along with responsibility for enterprise security tooling, threat monitoring, and ongoing security operations. The organization is currently in a hybrid state and actively transforming to a more cloud-centric environment, so this individual will play a key role in both day-to-day operational security and longer-term modernization efforts. Based on general knowledge.</p><p><br></p><p><strong>Key Responsibilities</strong></p><ul><li>Manage and secure core infrastructure, including servers, networks, firewalls, switches, VPNs, and related systems in a hybrid on-premises and cloud environment. Based on general knowledge.</li><li>Administer, maintain, and optimize security tools such as endpoint protection, vulnerability management, SIEM, email security, identity and access management, and monitoring platforms. Based on general knowledge.</li><li>Monitor infrastructure and security events, investigate alerts, respond to incidents, and support remediation efforts. Based on general knowledge.</li><li>Partner with infrastructure and leadership teams to strengthen security controls across Microsoft technologies, including Active Directory, Azure, Microsoft 365, and related platforms. Based on general knowledge.</li><li>Support the company’s transition from traditional on-premises infrastructure to cloud-based solutions by helping design and implement secure architectures and best practices. Based on general knowledge.</li><li>Perform vulnerability assessments, patch management coordination, system hardening, and access reviews across servers, endpoints, and network devices. Based on general knowledge.</li><li>Develop and maintain security documentation, standards, procedures, and incident response processes. Based on general knowledge.</li><li>Assist with compliance, audit readiness, and security improvement initiatives. Based on general knowledge.</li><li>Collaborate with internal teams and third-party vendors to ensure reliable infrastructure performance and effective security coverage. Based on general knowledge.</li></ul>
We are looking for an EntraID Engineer to support identity and access management initiatives for a long-term contract opportunity based in Evanston, Illinois. This role will partner closely with security operations and application stakeholders to strengthen authentication, access governance, and integration across Microsoft 365 services such as Teams. The ideal candidate brings hands-on experience with conditional access configuration, directory services, and modern application development technologies in a collaborative enterprise environment.<br><br>Responsibilities:<br>• Design, implement, and maintain Entra ID solutions that support secure user access across enterprise platforms and cloud services.<br>• Develop and manage conditional access policies to align authentication controls with organizational security requirements.<br>• Collaborate with the SecOps team to investigate access-related risks, improve identity protection measures, and support ongoing security initiatives.<br>• Configure and support integrations between Entra ID and Microsoft 365 applications, including Teams and related collaboration tools.<br>• Assist with Active Directory migration activities by helping align identity infrastructure, access models, and user provisioning processes.<br>• Troubleshoot authentication, authorization, and directory synchronization issues to maintain reliable access for end users and internal teams.<br>• Contribute to technical solutions that may involve C#, .NET, ASP.NET, JavaScript, and React.js within identity-enabled application environments.