Security Manager

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🕒 April 25

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ATSG

WebsiteLinkedInAll Job Openings

501 - 1000 employees

Founded 1994

🤝 B2B

🔒 Cybersecurity

🏢 Enterprise

B2B • Cybersecurity • Enterprise

ATSG is a managed IT services provider (now operating as XTIUM) that delivers cloud, networking, security, and unified communications solutions for mid-size and enterprise customers. It offers Desktop-as-a-Service (DaaS), Infrastructure-as-a-Service (IaaS), managed security and detection (MDR), managed network services, AI consulting, professional services, and 24/7 enterprise helpdesk and field services. The company positions itself as an AI-powered, full-stack IT partner that consolidates vendor stacks, ensures compliance and high availability, and acts as an extension of internal IT teams to secure and optimize operations.

📋 Description

• Manage daily security operations workflows across ESD, Ascent, and internal stakeholders, including triage, escalation, and follow-through. • Coordinate incident response activities, maintain playbooks, and ensure evidence, timelines, and decisions are documented. • Track vulnerability findings, penetration test results, and CTEM actions through remediation, retesting, and closure. • Monitor security metrics and prepare recurring reporting on cases, remediation status, exceptions, and control performance. • Drive operational handoffs between Tier 1 intake, SOC escalation, engineering remediation, and business owners. • Support audits and customer assurance requests by collecting evidence, validating control execution, and maintaining documentation. • Identify process gaps and execute improvements to strengthen security operations, service quality, and response readiness.

🎯 Requirements

• 5+ years of experience in security operations, incident response, vulnerability management, or related operational security roles. • Experience working with MSSP, MDR, SOC, SIEM, or managed detection partners in a co-managed operating model. • Familiarity with security case management, playbooks, ticketing workflows, and escalation processes in a fast-paced IT services environment. • Working knowledge of Microsoft Sentinel, endpoint telemetry platforms such as CrowdStrike, and common logging or alert triage practices. • Strong communication and coordination skills, with the ability to keep technical and non-technical stakeholders aligned on actions and status. • Ability to manage competing priorities, push remediation to closure, and maintain disciplined documentation and follow-up. • Bachelor's degree or equivalent experience required; Security+, GCIH, GCIA, CISSP, or similar certification preferred.

🏖️ Benefits

• Med/Dental/FSA/401(k) • Flexible Paid Time Off