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.
- 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.
- 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.
- 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.
- Support manufacturing technology infrastructure including plant networking, MDF/IDF rooms, fiber, wireless, cameras, badge systems, rack infrastructure, UPS systems, and facility technology.
- 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.
- 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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Skills 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
- 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 environments
- Relevant Microsoft, VMware, Sophos firewall, Ubiquiti Access Point/Controller, or networking certifications
What We Do
GTI Fabrication is a leading U.S.-based contract manufacturer specializing in complex steel enclosures and fully integrated systems for critical industries, including Energy Storage (BESS), Defense, Data Centers, and Power Generation. Founded in 2015, the company provides high-volume production and end-to-end engineering services, specializing in modular containerized solutions and structural steel fabrication across its facilities in the United States and Mexico.
