Onsite Senior IT Manager - Multi-Site Cybersecurity (CMMC/NIST)

Johnson Service Group, Inc.; Garden Grove (CA); On-site; USD 140,000 - 160,000; Full time

Benefits offered by this job

Medical, dental, and vision

401(k) with match/Roth

PTO 3 weeks

13 paid holidays

15% annual bonus

Weekly pay

Career growth opportunities

Job summary

Johnson Service Group, Inc. seeks an experienced Senior IT Manager to lead IT operations across multiple manufacturing sites, standardizing processes, strengthening cybersecurity, and aligning technology with site needs.

You will mentor site IT Managers, drive policy rollout, manage budgets, and support CMMC readiness, with a hands-on leadership style and strong communication for stakeholder clarity.

Qualifications

• Bachelor’s degree in IT, Computer Science, or related field required; Master’s preferred.
• 8–10+ years IT management experience in multi-site manufacturing/industrial environments is required.
• Strong hands-on experience with network infrastructure, cybersecurity tooling, cloud computing, and virtualization.

Responsibilities

• Lead and mentor a distributed team of site IT Managers (in-person and remote).
• Build and roll out standardized IT policies, procedures, and protocols across multiple sites.
• Drive IT roadmap alignment with enterprise security programs and business priorities.
• Lead cross-site IT projects, ensuring scope, timeline, quality, and stakeholder alignment.
• Establish and track KPIs (uptime, efficiency, security/compliance, service performance).
• Oversee budgets, licensing compliance, and cost-effective technology utilization.
• Provide oversight/auditing support toward CMMC readiness and compliance alignment.

Skills

Leadership

Multi-site management

Stakeholder communication

Project leadership

Education

Bachelor’s degree in IT

Master’s degree preferred

Tools

Tanium

CrowdStrike

Rapid7

VMware vSphere/ESXi

Hyper-V

Job description

Johnson Service Group, Inc. seeks an experienced Senior IT Manager to lead IT operations across multiple manufacturing sites, standardizing processes, strengthening cybersecurity, and aligning technology with site needs.

You will mentor site IT Managers, drive policy rollout, manage budgets, and support CMMC readiness, with a hands-on leadership style and strong communication for stakeholder clarity.