Manager, Cyber Security

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Position: Manager, Cyber Security

Location: REMOTE

Remote Status: Remote

Job : 3507-mSupply

# of Openings: 1

About mSupply TM mSupply is North America’s leading distributor of OEM repair parts and equipment, serving professionals in the appliance, HVAC, plumbing, commercial kitchen, and pool/spa industries. Headquartered in St. Louis, MO, mSupply is a multi-billion-dollar enterprise offering an extensive product range, industry expertise, and seamless service. With more than 2,000 associates across the U.S. and Canada, mSupply’s family of brands delivers with speed, reliability, and precision through its branches, distribution centers, and extensive fleet of delivery vehicles.

Shipped orders reach 93% of U.S. customers via next-day ground delivery and 100% within two days. For more information, visit

The Cybersecurity Manager is a hands‑on operational role that executes the organization's security program under the direction of the VP of IT Security. The Manager leads two Security Analysts, coordinates as a peer with the Senior Security Analyst, and works alongside the Security Administrator on deployments and operational support. This is a practitioner role requiring strong technical execution, compliance experience, and the ability to operate effectively in a focused security environment.

• Lead daily alert triage, threat monitoring, and incident response across endpoint, network, and cloud environments
• Manage EDR/MDR and SIEM tooling within standards defined by the VP; serve as primary operational contact with MSSP providers
• Own the incident response process — contain, investigate, remediate, and document security events; conduct post‑incident reviews and brief the VP on significant findings
• Monitor email security gateway activity and elevate threats or policy exceptions; coordinate with the Security Administrator who handles day‑to‑day gateway ticket management
• Direct and develop two Security Analysts — set priorities, manage workload, conduct performance reviews, and serve as the escalation point for investigations and technical decisions
• Execute and maintain PCI DSS controls within the program scope defined by the VP; coordinate evidence gathering and support annual assessment activities
• Support ISO 27001 control execution and documentation; work alongside the Security Administrator on evidence coordination as directed by the VP
• Conduct periodic vulnerability scans, track findings, and drive remediation to closure in coordination with IT infrastructure teams
• Manage logistics and remediation tracking for external penetration testing engagements within scope established by the VP
• Administer EDR, SIEM, and vulnerability scanning tools within the architecture defined by the VP, coordinate with the Security Administrator on broader environment deployments and rollouts
• Collaborate with IT infrastructure teams on firewall rules, network segmentation, and secure configuration baselines, surface recommendations to the VP
• Participate in security reviews for new technology projects, vendor onboarding, and system changes; elevate decisions or concerns requiring VP approval
• Prepare organized security metrics, operational status reports, and incident summaries for the VP to support leadership briefings and program decisions
• Maintain day‑to‑day working relationships with security vendors and MSSPs; elevate contract decisions and strategic concerns to the VP
• Support the organization's cyber insurance program by coordinating documentation and questionnaire responses under…