
501 - 1000 employees
Founded 1994
đź’Ľ Consulting
📦 Logistics
📣 Marketing
Consulting • Logistics • Marketing
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.
🔥 16 hours ago
🇺🇸 United States – Remote
đź’µ $100k - $130k / year
⏰ Full Time
🟡 Mid-level
đźź Senior
👮‍♂️ Cybersecurity / Security Engineer
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501 - 1000 employees
Founded 1994
đź’Ľ Consulting
📦 Logistics
📣 Marketing
Consulting • Logistics • Marketing
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.
• 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
• 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
• Med/Dental/FSA • 401(k) • Flexible Paid Time Off
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