{"id":3273335,"url":"https://alion.io/job/gti-fabrication-sr-network-systems-engineer","title":"Sr. Network & Systems Engineer","company":{"id":4433575,"name":"GTI Fabrication","domain":"gtifabrication.com","url":"https://alion.io/company/gti-fabrication","size_band":"501-1000","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Lever","truth_index":{"grade":"B","score":84,"open_postings":19,"ghost_share":0,"stale_share":0.632,"repost_share":0,"time_to_fill_p50_days":54,"computed_at":"2026-11-02T06:13:15Z"}},"role":"Networking","role_family":"Networking","seniority":"senior","employment_type":"full_time","work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Buffalo, United States"],"countries":["US"],"hiring_countries":[],"hiring_countries_total":0,"salary":{"min":95000,"max":120000,"currency":"USD","period":"year","gross":null,"usd_annual":120000},"salary_estimate":null,"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Active Directory","optional":false},{"name":"Azure","optional":false},{"name":"Microsoft Entra ID","optional":false},{"name":"OneDrive","optional":false},{"name":"PowerShell","optional":false},{"name":"SharePoint","optional":false},{"name":"Sophos","optional":false},{"name":"VMWare","optional":false},{"name":"VPN","optional":false},{"name":"Windows Server","optional":false}],"status":"live","first_seen_at":"2026-09-17T20:59:59Z","employer_posted_date":"2026-09-17","last_verified_at":"2026-11-02T23:33:25Z","board_verified":true,"closed_at":null,"days_open":46,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":46},"description":"The Sr. Network & Systems Engineer serves as the senior technical engineering resource within GTI's Infrastructure organization. Reporting to the Network & Infrastructure Manager, this role is responsible for engineering, implementing, modernizing, and supporting GTI's enterprise infrastructure across manufacturing facilities, corporate offices, and cloud environments.\nThis position leads the technical execution of enterprise infrastructure initiatives, including network implementations, Microsoft cloud platforms, virtualization, server infrastructure, operational technology (OT), and major infrastructure projects. The role also serves as the primary Tier III escalation point for complex infrastructure and networking issues while mentoring junior technical staff.\nSuccess in this role is measured by successful project delivery, infrastructure reliability, technical innovation, documentation quality, and the ability to build scalable technology solutions that support GTI's continued growth.\nStrategic Responsibilities\nEnterprise Infrastructure Engineering\nDesign, implement, and maintain enterprise Windows Server, VMware, Azure, Microsoft 365, storage, backup, disaster recovery, and endpoint management solutions.\nEngineer enterprise infrastructure upgrades, migrations, lifecycle replacements, and modernization initiatives.\nDevelop infrastructure standards, documentation, and engineering best practices.\nEnterprise Network Engineering\nDesign, implement, and support enterprise LAN/WAN, routing, switching, wireless, VPN, firewall operations, VLANs, internet connectivity, and manufacturing networking.\nPerform network performance tuning, troubleshooting, and capacity planning.\nSupport secure and reliable connectivity across all GTI facilities.\nMicrosoft Cloud & Collaboration Platforms\nEngineer and support Microsoft 365, Azure, Entra ID, Active Directory, Exchange Online, SharePoint Online, Teams, Intune, and OneDrive.\nImplement tenant improvements, identity services, and cloud modernization initiatives.\nInfrastructure Project Delivery\nLead the technical implementation of infrastructure projects from planning through operational handoff.\nDeliver new facility network implementations, office expansions, network refreshes, Azure migrations, Microsoft 365 initiatives, server refreshes, storage upgrades, telecommunications upgrades, and infrastructure supporting new business systems.\nCoordinate technical activities with vendors, contractors, and internal stakeholders.\nOperational Technology (OT)\nSupport manufacturing technology infrastructure including plant networking, MDF/IDF rooms, fiber, wireless, cameras, badge systems, rack infrastructure, UPS systems, and facility technology.\nTier III Engineering & Operational Support\nProvide Tier III support for complex infrastructure and networking issues.\nPerform root cause analysis, proactive monitoring, automation, scripting, documentation, and continuous improvement initiatives.\nDevelop and maintain technical standards, SOPs, and engineering documentation.\nLeadership Responsibilities\nServe as the senior technical mentor for Systems Administrators and Help Desk personnel.\nProvide technical leadership during infrastructure projects and major incidents.\nAssist the Network & Infrastructure Manager with technical planning, standards development, and solution reviews.\nReview engineering designs and recommend improvements.\nPromote operational excellence through automation, standardization, and documentation.\nQualifications\nRequired\n7+ years of enterprise infrastructure, systems engineering, or network engineering experience.\nStrong expertise with Microsoft Azure, Microsoft 365, Entra ID, Active Directory, VMware, Windows Server, enterprise networking, storage, backup, and disaster recovery.\nExperience delivering enterprise infrastructure and networking projects.\nStrong troubleshooting, communication, documentation, and analytical skills.\nPreferred\nExperience in manufacturing or multi-site operational environments.\nExperience supporting ERP infrastructure and enterprise business systems.\nPowerShell or other infrastructure automation experience.\nExperience with operational technology (OT) environments.\nRelevant Microsoft, VMware, Sophos firewalls, Ubiquiti Access Points/Controllers, or networking certifications.\nSuccess Metrics\nSuccessful delivery of infrastructure projects on time and within scope.\nHigh availability and reliability of enterprise infrastructure.\nImproved network performance and Microsoft cloud platform stability.\nReduction in recurring infrastructure issues through engineering improvements.\nHigh-quality technical documentation and adherence to standards.\nEffective mentoring and technical leadership across the Infrastructure team.","description_format":"text","description_chars":4756,"description_truncated":false,"requirements":{"experience_years_min":null,"management_years_min":null,"team_size_min":null,"manages_managers":false,"education":null,"security_clearance":false,"languages":[]},"benefits":[],"hiring_locations":[],"hiring_excludes":[],"relocation_offered":false,"industries":["Manufacturing","Energy Storage","Metal 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