Sr. Network & Systems Engineer
GTI Fabrication· enterprise· Consumer Goods· Sep 17, 2026 · 1mo ago
Buffalo, NY
In office
Full-time
Senior
$95K–$120K
7+ years exp
Job description
GTI is a contract manufacturing partner supporting customers in renewable energy, power generation, infrastructure, and industrial systems.
We fabricate custom designed, purpose-built enclosures and skids for our customers and perform mechanical and electrical integration in-house, delivering a true turn-key product to our customers. Our scope spans Engineering, prototype builds, through full production, requiring teams that can move fast, adapt, and execute with precision.
GTI Values: Safety I Quality I Customer Obsession I Speed I Agility
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.
This 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.
Success 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.
Strategic Responsibilities
Enterprise Infrastructure Engineering
Design, implement, and maintain enterprise Windows Server, VMware, Azure, Microsoft 365, storage, backup, disaster recovery, and endpoint management solutions.
Engineer enterprise infrastructure upgrades, migrations, lifecycle replacements, and modernization initiatives.
Develop infrastructure standards, documentation, and engineering best practices.
Enterprise Network Engineering
Design, implement, and support enterprise LAN/WAN, routing, switching, wireless, VPN, firewall operations, VLANs, internet connectivity, and manufacturing networking.
Perform network performance tuning, troubleshooting, and capacity planning.
Support secure and reliable connectivity across all GTI facilities.
Microsoft Cloud & Collaboration Platforms
Engineer and support Microsoft 365, Azure, Entra ID, Active Directory, Exchange Online, SharePoint Online, Teams, Intune, and OneDrive.
Implement tenant improvements, identity services, and cloud modernization initiatives.
Infrastructure Project Delivery
Lead the technical implementation of infrastructure projects from planning through operational handoff.
Deliver 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.
Coordinate technical activities with vendors, contractors, and internal stakeholders.
Operational Technology (OT)
Support manufacturing technology infrastructure including plant networking, MDF/IDF rooms, fiber, wireless, cameras, badge systems, rack infrastructure, UPS systems, and facility technology.
Tier III Engineering & Operational Support
Provide Tier III support for complex infrastructure and networking issues.
Perform root cause analysis, proactive monitoring, automation, scripting, documentation, and continuous improvement initiatives.
Develop and maintain technical standards, SOPs, and engineering documentation.
Leadership Responsibilities
Serve as the senior technical mentor for Systems Administrators and Help Desk personnel.
Provide technical leadership during infrastructure projects and major incidents.
Assist the Network & Infrastructure Manager with technical planning, standards development, and solution reviews.
Review engineering designs and recommend improvements.
Promote operational excellence through automation, standardization, and documentation.
Qualifications
Required
7+ years of enterprise infrastructure, systems engineering, or network engineering experience.
Strong expertise with Microsoft Azure, Microsoft 365, Entra ID, Active Directory, VMware, Windows Server, enterprise networking, storage, backup, and disaster recovery.
Experience delivering enterprise infrastructure and networking projects.
Strong troubleshooting, communication, documentation, and analytical skills.
Preferred
Experience in manufacturing or multi-site operational environments.
Experience supporting ERP infrastructure and enterprise business systems.
PowerShell or other infrastructure automation experience.
Experience with operational technology (OT) environments.
Relevant Microsoft, VMware, Sophos firewalls, Ubiquiti Access Points/Controllers, or networking certifications.
Success Metrics
Successful delivery of infrastructure projects on time and within scope.
High availability and reliability of enterprise infrastructure.
Improved network performance and Microsoft cloud platform stability.
Reduction in recurring infrastructure issues through engineering improvements.
High-quality technical documentation and adherence to standards.
Effective mentoring and technical leadership across the Infrastructure team.
Perks & Benefits
GTI offers a competitive compensation and benefits package designed to support employees and their families while providing long-term career growth opportunities within a fast-growing manufacturing organization. Benefits may include:
Medical, dental, and vision insurance
401(k) with company match (where applicable)
Paid Time Off (PTO) and paid holidays
Sick time in accordance with state and local requirements
Company-paid life insurance and disability coverage
Career advancement opportunities within a rapidly growing organization
Exposure to advanced manufacturing, modular infrastructure, and large-scale industrial projects
Collaborative, fast-paced environment with strong operational and engineering leadership
Employee-focused culture centered on safety, quality, accountability, and continuous improvement
Benefits eligibility and offerings may vary based on position, location, and employment classification.
GTI promotes a diverse and inclusive workforce and is an Equal Opportunity Employer that does not discriminate against employees or applicants for employment on the basis of race, color, national origin, ancestry, age, religion, sex, gender, gender identity, gender expression, sexual orientation, physical or mental disability, medical condition, genetic information, military or veteran status, marital status, or any other Federal or State legally-protected classes. We also value the safety of all employees and work hard to maintain a Drug Free Workplace.
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Keywords to mirror
azure
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Benefits
Benefits detected in the listing.
Dental
Vision
401(K)
Pto
Paid Time Off