{"schemaVersion":"jobsearcher.job.v1","id":"17ccaa122ac789a2906995d6","url":"https://jobsearcher.com/jobs/17ccaa122ac789a2906995d6","canonicalUrl":"https://jobsearcher.com/jobs/17ccaa122ac789a2906995d6","title":"IT Support Engineer","description":"We are seeking a highly skilled and experienced Tier 3 IT Support Engineer to provide advanced technical support for enterprise systems, infrastructure, networks, and business-critical applications. This role serves as the highest level of internal IT escalation, responsible for resolving complex technical issues, performing root cause analysis, and driving long-term solutions that improve system stability and performance. Tier 3 engineers typically handle escalated incidents beyond the scope of Tier 1 and Tier 2 support.\nDuties and Responsibilities\n· Advanced Technical Support: Resolve complex, escalated technical incidents across enterprise systems and infrastructure.\n· Root Cause Analysis: Perform detailed RCA and implement permanent corrective actions.\n· Infrastructure Support: Maintain servers, networks, cloud systems, and enterprise applications.\n· Major Incident Response: Participate in on-call and lead critical incident resolution efforts.\n· System Enhancements: Implement patches, upgrades, and configuration changes.\n· Collaboration: Coordinate with engineering teams, vendors, and business units.\n· Knowledge Transfer: Develop documentation and mentor Tier 1 and Tier 2 teams.\n· Performance Monitoring: Analyze trends and improve system reliability.\n· Documentation: Maintain configurations, incidents, and compliance records.\n· Continuous Improvement: Recommend and implement IT process and system enhancements.\nCompetencies / Qualifications\nTechnical expertise in Windows Server, Microsoft 365 (O365), and enterprise systems.\nStrong knowledge of TCP/IP, DNS, DHCP, VPNs, and firewalls.\nExperience with Azure, AWS, or similar cloud platforms.\nProficiency with Active Directory, Group Policy, and virtualization platforms.\nStrong analytical and troubleshooting skills.\n5+ years experience in IT support or infrastructure roles.\nJob Type: Full-time\nPay: $65,000.00 - $75,000.00 per year\nExperience:\nIT support: 5 years (Required)\nSoftware troubleshooting: 5 years (Required)\nWork Location: In person","company":"Vector Systems","rawCompany":"vector systems","city":"Bonham","state":"TX","isRemote":false,"isActive":false,"createdAt":"2026-07-21T12:13:19.412Z","occupations":[{"code":"15-1244.00","title":"Network and Computer Systems Administrators","slug":"network-and-computer-systems-administrators"},{"code":"15-1231.00","title":"Computer Network Support Specialists","slug":"computer-network-support-specialists"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"},{"code":"541513","title":"Computer Facilities Management Services","slug":"computer-facilities-management-services"},{"code":"541519","title":"Other Computer Related Services","slug":"other-computer-related-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"IT Support Engineer","description":"We are seeking a highly skilled and experienced Tier 3 IT Support Engineer to provide advanced technical support for enterprise systems, infrastructure, networks, and business-critical applications. This role serves as the highest level of internal IT escalation, responsible for resolving complex technical issues, performing root cause analysis, and driving long-term solutions that improve system stability and performance. Tier 3 engineers typically handle escalated incidents beyond the scope of Tier 1 and Tier 2 support.\nDuties and Responsibilities\n· Advanced Technical Support: Resolve complex, escalated technical incidents across enterprise systems and infrastructure.\n· Root Cause Analysis: Perform detailed RCA and implement permanent corrective actions.\n· Infrastructure Support: Maintain servers, networks, cloud systems, and enterprise applications.\n· Major Incident Response: Participate in on-call and lead critical incident resolution efforts.\n· System Enhancements: Implement patches, upgrades, and configuration changes.\n· Collaboration: Coordinate with engineering teams, vendors, and business units.\n· Knowledge Transfer: Develop documentation and mentor Tier 1 and Tier 2 teams.\n· Performance Monitoring: Analyze trends and improve system reliability.\n· Documentation: Maintain configurations, incidents, and compliance records.\n· Continuous Improvement: Recommend and implement IT process and system enhancements.\nCompetencies / Qualifications\nTechnical expertise in Windows Server, Microsoft 365 (O365), and enterprise systems.\nStrong knowledge of TCP/IP, DNS, DHCP, VPNs, and firewalls.\nExperience with Azure, AWS, or similar cloud platforms.\nProficiency with Active Directory, Group Policy, and virtualization platforms.\nStrong analytical and troubleshooting skills.\n5+ years experience in IT support or infrastructure roles.\nJob Type: Full-time\nPay: $65,000.00 - $75,000.00 per year\nExperience:\nIT support: 5 years (Required)\nSoftware troubleshooting: 5 years (Required)\nWork Location: In person","datePosted":"2026-07-21T12:13:19.412Z","dateModified":"2026-07-21T12:13:19.412Z","hiringOrganization":{"@type":"Organization","name":"Vector Systems","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Bonham","addressRegion":"TX","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"17ccaa122ac789a2906995d6"},"url":"https://jobsearcher.com/jobs/17ccaa122ac789a2906995d6"}}