Sr. Network & Systems Engineer

GTI Fabrication; Buffalo (NY); On-site; USD 95,000 - 120,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

401(k) with match

PTO & Holidays

Life Insurance

Job summary

GTI Fabrication in Buffalo, NY, is seeking an experienced Enterprise Infrastructure Engineer to lead the design, implementation, and modernization of our IT backbone across manufacturing facilities and corporate offices.

You will manage Windows Server, VMware, Azure, M365, networking, OT, and cloud collaboration platforms, while mentoring staff and delivering infrastructure projects on time with a focus on security and reliability.

Qualifications

• 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.

Responsibilities

• 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.
• Lead the technical execution of infrastructure projects from planning through operational handoff.

Skills

Enterprise infrastructure

Azure

Microsoft 365

Entra ID

Active Directory

VMware

Windows Server

Enterprise networking

Storage

Backup and DR

Scripting/Automation

Tools

VMware

Sophos firewalls

Ubiquiti APs/Controllers

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

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.

$95,000 - $120,000 a year

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.