Top Senior IT Jobs in Denver & Boulder, CO

Lead and execute remote technical implementations for dental practices from signing through go-live. Configure PMS integrations, set up remote access and network configurations, manage AWS-hosted Windows VMs/ETL, handle support volume, liaise with MSPs, and improve onboarding processes and automation while partnering with cross-functional teams.

Lead IT operations, enterprise applications, and infrastructure. Manage Google Workspace, Microsoft 365, HubSpot, Hootsuite, cloud environments (AWS/Azure/GCP), device lifecycle, monitoring, backup and disaster recovery. Oversee IT support, onboarding, incident response, vendor relationships, and IT team development while collaborating with business leaders to ensure reliable, scalable technology and service delivery.

Build and lead DESRI's internal IT function: define IT strategy and governance, manage infrastructure and enterprise applications (Microsoft 365, HRIS), lead cybersecurity and compliance, oversee vendor and budget management, establish service delivery and Help Desk, and scale a global IT team to support distributed operations and remote employees.

Serve as the on-site Digital Technology liaison and lead for Aurora, managing IT service delivery, vendor performance, SLA monitoring, demand planning, incident support, compliance audits with GRC, and local project oversight. Drive adoption of DT standards, partner with architects and enterprise teams, and support forecasting, budgeting, and continuous improvement. Minimal regional travel required.

Lead and manage IT operations across multiple dental practices: develop and execute IT strategy, optimize workflows, manage in-house teams and MSPs, ensure HIPAA compliance, implement SOPs, oversee business continuity/disaster recovery, mentor staff, and monitor performance to drive operational excellence.

Provide Tier II/III systems administration for Windows and RHEL enterprise environments across multiple security enclaves. Troubleshoot applications and user performance, perform incident triage and resolution, remote desktop support, maintain AD/DNS/DHCP/LDAP services, use ticketing systems, participate in projects, and comply with DoD IA and clearance requirements.

Lead global enterprise IT operations for a large Intelligence Community infrastructure. Ensure 24/7 availability, incident response, operational governance, ITIL-based processes, metrics and reporting, drive continuous improvement, coordinate CONUS/OCONUS sites, and manage distributed Tier 2/3 teams supporting servers, storage, networking, virtualization, PKI, patching, monitoring, and data center operations.

Operate, secure, and sustain Windows server and client platforms across physical, virtual, and cloud environments. Perform Tier II/III troubleshooting and root cause analysis, manage AD/GPO/certificate services, maintain STIG/HBSS compliance, execute patching and vulnerability remediation, support virtualization, and coordinate with engineering and cybersecurity teams to ensure high-availability and secure enterprise operations.

Administer, secure, and sustain enterprise Exchange and M365 messaging across multi-network environments. Ensure high availability, mail flow, authentication/PKI, backup/recovery, patching, compliance, and migration/upgrade support. Troubleshoot complex routing, DNS, mobile access, and hybrid integration issues while maintaining documentation, SOPs, and remediation of vulnerabilities to support mission-critical communications.

Administer and maintain a large-scale NGDE thin client and virtual desktop environment, ensuring availability, performance, and security. Monitor infrastructure health, manage consoles/licensing/routing, support backend components, apply patches and firmware, troubleshoot complex authentication and routing issues, and maintain SOPs and documentation while collaborating with network, cybersecurity, and virtualization teams.

Manage and improve cloud-based SaaS IT environment, administer M365 and identity systems, operate and tune security platforms (Arctic Wolf, Zscaler, Okta, Mimecast), monitor alerts and lead incident response, oversee helpdesk (Freshservice), manage vendors, enable users through training and documentation, and apply AI and automation to streamline IT operations.

Serve as first-line IT support for hardware, software, networking, and enterprise applications. Triage and resolve support tickets, manage onboarding/offboarding, administer Okta and endpoint management (Intune, Jamf), maintain device health and access controls, collaborate with Security and Engineering, document processes, and improve support workflows to ensure a secure, compliant, and user-friendly hybrid work environment.

Lead and operate Vynca's IT function for a fully remote, HIPAA-regulated healthcare organization. Manage a distributed IT team, own day-to-day operations (hardware lifecycle, provisioning, identity and access), enforce security and compliance (HIPAA, SOC 2), administer MDM/SSO/endpoint tools, support audits, and drive operational improvements while mentoring staff.

Remote IT Manager responsible for analyzing, upgrading, and administering IT systems (networks, servers, email, backups), evaluating vendors and technologies, managing projects, tracking inventory, training staff, and providing technical support to improve operational efficiency.

Lead day-to-day IT support and onboarding/offboarding for a technical workforce. Own helpdesk operations, SLA adherence, device provisioning, MDM and access control, security baseline enforcement, troubleshooting across macOS/Windows/Ubuntu, and build self-service knowledge and automated workflows to scale IT operations.

Lead and manage Level 1-3 Service Desk analysts supporting external clients, oversee daily operations, escalations, SLAs, and reporting. Improve service management, automation, and first-call resolution; partner with Engineering and Incident/Problem/Change Management to resolve production issues. Provide hands-on technical leadership across Splunk, Datadog, MuleSoft, SQL, and ServiceNow while managing client communications and operational metrics.

Hands-on senior IT systems administrator responsible for administering Google Workspace and Microsoft 365 environments, endpoint and MDM support across ChromeOS/Windows/macOS, SaaS administration, help desk support, and executing compliance controls (CMMC/NIST800-171/ISO27001/SOC2). Uses AI tools to automate IT workflows, supports engineering teams' toolchains, and assists in audit readiness and evidence collection.

Lead and manage a remote US IT support team to deliver high-quality technical support. Oversee daily operations, SLAs, ticket triage, knowledge base, training, metrics reporting, and escalation for complex issues while coordinating cross-functional initiatives and adopting industry best practices to improve customer satisfaction.

First IT hire responsible for end-to-end IT: systems administration (Rippling, Google Workspace, SSO), device lifecycle, help desk, vendor and license management, security operations (endpoint protection, phishing simulations, awareness training), and establishing HIPAA compliance and documentation.

Lead and supervise global end-user support and client engineering for endpoint lifecycle management, device provisioning, imaging, software deployment, patching, compliance, and workplace technology. Drive service improvements, collaborate with cybersecurity and infrastructure teams, manage escalations, coach staff, coordinate rollouts, and maintain operational documentation and asset controls.