<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>
<p>We are looking for an experienced IT Security Engineer – Zscaler Specialist to support and strengthen enterprise cloud security operations in Chicago, IL. This Long-term Contract position focuses on administering and enhancing Zscaler-based security services while helping maintain a reliable, scalable, and well-governed security environment. The role will partner with cross-functional teams to evaluate requirements, resolve technical issues, and improve secure access, web protection, and data safeguarding capabilities.</p><p><br></p><p>Responsibilities:</p><p>• Administer and optimize Zscaler security platforms to support secure, high-performing access across cloud and enterprise environments.</p><p>• Investigate configuration issues, analyze service behavior, and implement corrective actions to maintain stable security operations.</p><p>• Collaborate with infrastructure, network, and application teams to align security controls with business needs and technical requirements.</p><p>• Support secure web access, zero trust connectivity, firewall policy coordination, and data protection initiatives across the environment.</p><p>• Conduct reviews of existing processes and technical documentation to identify gaps, recommend improvements, and strengthen operational consistency.</p><p>• Translate business and security needs into clear technical requirements, user stories, and actionable implementation plans in Agile delivery settings.</p><p>• Participate in troubleshooting efforts, root cause analysis, and service improvement activities to reduce risk and enhance platform performance.</p><p>• Assist with documentation updates, control validation, and ongoing analysis related to security changes, policies, and operational procedures.</p>
We are looking for an experienced Network Engineer to support enterprise networking and security initiatives in Schaumburg, Illinois. This Long-term Contract position focuses on designing, administering, and optimizing secure network environments across firewall, wireless, and cloud-managed platforms. The role requires a hands-on, detail-oriented individual who can strengthen connectivity, improve visibility, and help deliver infrastructure changes with minimal disruption.<br><br>Responsibilities:<br>• Administer and enhance network security platforms using Fortinet solutions, including firewall, endpoint access, and analytics tools.<br>• Manage Aruba-based switching, wireless, and centralized management environments to maintain reliable campus and branch connectivity.<br>• Plan and execute secure connectivity updates, including IPsec-related changes, pilot deployments, and production implementations.<br>• Integrate network and security systems with identity services such as Active Directory and Entra ID to support controlled access.<br>• Oversee certificate usage and lifecycle processes to help maintain trusted authentication across network services.<br>• Monitor logs, generate operational reporting, and troubleshoot issues spanning firewalls, routing, wireless, and security infrastructure.<br>• Create and maintain technical documentation, including standard procedures, operational runbooks, and knowledge transfer materials.<br>• Collaborate with technical teams to support cloud-managed networking and security platforms while improving performance and resilience.
We are looking for a Software Engineering Manager to lead the planning, delivery, and ongoing support of business-critical applications for a legal organization in Chicago, Illinois. This role combines technical leadership with hands-on involvement, guiding application strategy, improving system quality, and partnering with stakeholders to identify practical technology solutions. The ideal candidate brings strong experience in software development, vendor collaboration, and application lifecycle management, along with the ability to translate operational needs into scalable systems.<br><br>Responsibilities:<br>• Lead the evaluation of business needs and technical requirements to determine the best approach for new or enhanced applications.<br>• Oversee the design, development, testing, deployment, and support of web, intranet, and enterprise applications across all stages of the software lifecycle.<br>• Partner with attorneys, managers, directors, and other stakeholders to recommend technology solutions that improve workflows and align with organizational goals.<br>• Coordinate work delivered by internal teams, external vendors, and software providers to ensure projects meet quality, timing, and performance expectations.<br>• Direct application implementation efforts, including quality assurance processes, issue resolution, and production readiness activities.<br>• Establish and maintain sound data structures and integration approaches that support efficient information flow across enterprise systems.<br>• Provide senior-level technical guidance to the development team, helping resolve complex design, coding, and integration challenges.<br>• Maintain oversight of the technical direction and long-term roadmap for software products supporting practice and administrative functions.<br>• Contribute directly to development and support work when needed to keep initiatives moving and address priority issues.