Top Tech Jobs & Startup Jobs in Chicago, IL

Design, deploy, and maintain Microsoft Defender-based endpoint security for a DoD customer. Configure EDR/NGAV, WDAC, DLP (Defender+Intune+Purview), integrate with Sentinel/SIEM, manage cross-platform protection, perform vulnerability management, and deliver analytics and reporting while following the systems engineering lifecycle.

Design, implement, and support Azure Virtual Desktop/VDI solutions across large-scale environments. Architect core Azure and AVD resources, optimize performance and security, automate deployments, troubleshoot cloud and Windows OS issues, document configurations, and collaborate with cross-functional teams to support mission operations.

Operate and monitor Microsoft Defender services (EDR/NGAV/WDAC), integrate with Sentinel and SIEM, maintain DLP via Intune/Purview, ensure cross-platform endpoint protection, generate reports, follow prescribed procedures, and escalate issues to engineering for a DoD customer.

Lead design, implementation, and management of Microsoft Defender (Endpoint, Cloud, Servers) and related security tooling. Oversee EDR, NGAV, threat and vulnerability management, WDAC, DLP integration with Intune/Purview, SIEM integration (Sentinel), and automation via ServiceNow. Mentor mid-level engineers, approve playbooks/dashboards, ensure cross-platform protection, and apply systems engineering lifecycle to meet security and compliance objectives.

Support DoD enterprise IT service delivery: implement security controls, troubleshoot applications, create silent install packages, manage physical and virtual workstations, handle Tier 3 support, coordinate RMF/A&A accreditation with ISSOs, and work on ITSM, endpoint management, imaging, and SELinux enforcement.

Design, implement, and manage large-scale Linux-based systems with strong security and compliance. Maintain, patch, and troubleshoot Linux environments, perform backups and recovery, automate tasks, participate in capacity planning and performance tuning, and manage disaster recovery. Provide technical leadership, mentor junior staff, and collaborate with cross-functional IT teams to evaluate and adopt new technologies.

Implement, maintain, and optimize enterprise HPE storage and Veeam backup infrastructure; design SAN/NAS, support MariaDB recoveries, perform DR/BC planning and testing, automate tasks, ensure RMF/STIG compliance, and mentor junior staff.

Produce, edit, and maintain RMF-aligned technical documentation (policies, procedures, manuals). Collaborate with cybersecurity, engineering, and compliance teams to translate technical controls into clear guidance, update documents across the RMF lifecycle, and mentor junior writers to ensure NIST and federal compliance.