We are looking for an experienced IT leader to oversee day-to-day technology operations while remaining deeply involved in hands-on infrastructure support in O'Fallon, Missouri. This role blends team leadership with technical execution, making it ideal for someone who can guide staff, strengthen core systems, and respond effectively to complex operational issues. The position will play a key part in maintaining a stable, secure, and efficient Microsoft-based environment while driving improvements across support, networking, and vendor coordination. Responsibilities:• Lead daily IT operations and provide direction, coaching, and oversight to a small technical support team.• Take direct ownership of core infrastructure, including servers, firewalls, switches, and network components within a Microsoft-centric environment.• Handle advanced technical incidents and escalations, diagnosing outages and restoring services with minimal disruption to the business.• Administer and optimize platforms such as Fortinet, VMware, Microsoft 365, and Active Directory to support performance, security, and reliability.• Coordinate infrastructure initiatives from planning through execution, ensuring timelines, priorities, and technical requirements are aligned.• Manage relationships with external vendors, service providers, and technology partners to support operational needs and project delivery.• Establish and refine operational procedures, configuration standards, and support practices to improve consistency and efficiency.• Oversee backup processes, hardware readiness, and configuration management activities to strengthen system resilience and continuity.

• Demonstrated experience leading IT operations in a hands-on infrastructure management role. • Strong technical knowledge of Fortinet solutions, VMware, and Microsoft 365 tenant administration. • Practical expertise with Active Directory, backup technologies, configuration management, and enterprise computer hardware. • Working knowledge of networking concepts and technologies, including switches, firewalls, and Cisco-based environments. • Proven ability to troubleshoot complex technical issues and manage escalations in a fast-paced setting. • Effective communication and leadership skills, with the ability to support team development and collaborate across the organization. • Experience balancing strategic oversight with direct technical contribution in a production IT environment.

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O Fallon, MO
onsite
Permanent / Full Time
125000 - 135000 USD / Yearly
We are looking for an experienced IT leader to oversee day-to-day technology operations while remaining deeply involved in hands-on infrastructure support in O'Fallon, Missouri. This role blends team leadership with technical execution, making it ideal for someone who can guide staff, strengthen core systems, and respond effectively to complex operational issues. The position will play a key part in maintaining a stable, secure, and efficient Microsoft-based environment while driving improvements across support, networking, and vendor coordination. Responsibilities:• Lead daily IT operations and provide direction, coaching, and oversight to a small technical support team.• Take direct ownership of core infrastructure, including servers, firewalls, switches, and network components within a Microsoft-centric environment.• Handle advanced technical incidents and escalations, diagnosing outages and restoring services with minimal disruption to the business.• Administer and optimize platforms such as Fortinet, VMware, Microsoft 365, and Active Directory to support performance, security, and reliability.• Coordinate infrastructure initiatives from planning through execution, ensuring timelines, priorities, and technical requirements are aligned.• Manage relationships with external vendors, service providers, and technology partners to support operational needs and project delivery.• Establish and refine operational procedures, configuration standards, and support practices to improve consistency and efficiency.• Oversee backup processes, hardware readiness, and configuration management activities to strengthen system resilience and continuity.
2026-10-26T00:00:00Z

IT Manager/Director Job in O Fallon, MO | Robert Half