Top Senior IT Jobs in Milwaukee, WI

Design, deploy, and maintain enterprise Identity Provider (IdP) and ADFS services for DoD-scale authentication. Implement and troubleshoot SAML/OAuth/OIDC federation, MFA, PKI/CAC authentication, claims/policy mappings, SSO, and high-availability architectures. Integrate applications, manage federation trusts, produce documentation, and collaborate with cybersecurity, AD, cloud, and application teams to support Zero Trust and identity modernization.

Serve as embedded IT risk partner for engineering and technology teams, owning IT SOX readiness, control design, testing coordination, remediation oversight and auditor liaison. Assess ITGCs and application controls across cloud, DevOps, CI/CD, IAM and Kubernetes environments. Drive control automation, continuous monitoring, evidence quality, and translate technical risks into practical guidance for engineers, Finance, and external auditors.

Hunt and close net-new enterprise and mid-market US-headquartered clients with European operations for multi-country IT hardware procurement. Build pipeline via outbound prospecting, qualify opportunities, create proposals, manage CRM and forecasts, collaborate with regional teams and vendors, represent Presidio at events, and meet revenue and margin targets.

Lead and govern global IT change management lifecycle: intake, risk-based assessment, approvals, execution, validation, post-change review, reporting, and continuous improvement. Coordinate across IT teams, vendors, MSPs, and regions to minimize service disruption, maintain audit-ready records, deliver training, and drive tooling and process automation opportunities to support high-availability and data center operations.

Lead and sustain large-scale HPC systems supporting NOAA/NWS forecasting. Manage scheduler/software stack (PBS Pro/Slurm), optimize performance and throughput, troubleshoot multi-node Linux clusters, develop scripts, and support 24/7 operations with occasional travel and on-call duties.

Lead integration of technology into information systems, design data warehouse and BI capabilities, define data architecture and dictionaries, centralize disparate data, design dashboards, document system architecture, perform data quality and management, and provide solution engineering, pilots, and enablement for analytics and resource management.

Responsible for IT support and administration for Commercial systems. Partners with business owners to ensure system performance, compliance, and operational excellence across various business functions.

Lead and execute ISO 27001 assessment, certification readiness, compliance, and advisory engagements: gather and review on-site evidence, prepare draft reports and lead sheets, provide weekly status updates, organize client documentation, and communicate with clients and management throughout engagements.