Infrastructure Engineer

Rudolph Libbe Group; Walbridge (OH); On-site; USD 90,000 - 130,000; Full time

Job summary

The Rudolph Libbe Group is seeking an Infrastructure Engineer to join our Information Systems team in Walbridge, OH. You will design, implement, and maintain enterprise IT infrastructure across on-premises, hybrid, and cloud environments to ensure security, resilience, and high availability.

Responsibilities include managing virtualization, servers, directory services, endpoint management, IaC, scripting, backups, DR, and Tier 2/3 support, with emphasis on strong documentation and collaboration

Qualifications

• Experience managing cloud-connected infrastructure or SaaS/PaaS environments (Microsoft 365, Azure, AWS).
• Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• 5–10 years of dedicated enterprise infrastructure engineering experience.
• Preferred certifications include VCP, Microsoft Windows Server, or Azure Solutions Architect.

Responsibilities

• Design, deploy, configure, and maintain enterprise virtualization platforms.
• Manage physical and virtual server infrastructure, including performance optimization, capacity planning, and resource allocation.
• Administer directory services, identity management, and access controls across hybrid environments, including SharePoint and third-party SaaS applications.
• Administer and maintain enterprise endpoint management platforms, including device enrollment, configuration profiles, and compliance policies.
• Apply regular patches, updates, and vulnerability remediations across infrastructure components in alignment with patch management policies.
• Develop and maintain scripts, including PowerShell, Python, and Bash, to automate routine administrative tasks, provisioning workflows, and system monitoring.
• Drive Infrastructure as Code (IaC) initiatives to streamline environment deployments and minimize configuration drift.
• Maintain, test, and optimize backups, replication, and disaster recovery solutions to support Recovery Time Objectives (RTO) and Recovery Point Objectives (RPO).
• Provide Tier 2 and Tier 3 engineering support for complex infrastructure issues.
• Maintain rigorous documentation, including architectural diagrams, configuration standards, runbooks, and standard operating procedures (SOPs).
• Bridge traditional on-premises systems and modern hybrid/cloud architectures while supporting disaster recovery initiatives and business continuity.

Skills

VMware vSphere (vCenter/ESXi)

Windows Server 2019/2022

Networking (TCP/IP, DNS, DHCP, VLANs)

Scripting: PowerShell, Python, Bash

IaC (Infrastructure as Code)

Education

Bachelor’s degree in Computer Science, Information Technology, or related field

5–10 years enterprise infrastructure engineering experience

VCP (VMware Certified Professional)

Azure Solutions Architect

Tools

SharePoint administration

Microsoft 365 SaaS management

Job description

Infrastructure Engineer

• Job Location

  Walbridge, OH

• Job Category

  IS Infrastructure

The Rudolph Libbe Group is a leading, full-service provider of construction and facility solutions headquartered in Walbridge, Ohio. Founded in 1955, RLG operates as a single-source partner for clients across diverse industries, offering expertise in construction management, design-build, energy solutions, and ongoing facility maintenance.

Our organization is comprised of multiple companies working together as one team. This integrated structure allows us to deliver everything from site selection and financing to construction, renovation, and long-term facility management, ensuring seamless service and exceptional results. At RLG, we pride ourselves on a safety-first culture, collaborative approach, and commitment to quality, making us one of the top contractors in the nation.

The Rudolph Libbe Group is seeking an Infrastructure Engineer to join our Information Systems team. The Infrastructure Engineer is responsible for designing, implementing, optimizing, and maintaining the organization’s core IT infrastructure. This role helps ensure enterprise systems, servers, storage, and virtualization platforms are secure, resilient, scalable, and highly available across on-premises, hybrid, and cloud environments.

JOB RESPONSIBILITIES

• Design, deploy, configure, and maintain enterprise virtualization platforms.
• Manage physical and virtual server infrastructure, including performance optimization, capacity planning, and resource allocation.
• Administer directory services, identity management, and access controls across hybrid environments, including SharePoint and third-party SaaS applications.
• Administer and maintain enterprise endpoint management platforms, including device enrollment, configuration profiles, and compliance policies.
• Apply regular patches, updates, and vulnerability remediations across infrastructure components in alignment with patch management policies.
• Develop and maintain scripts, including PowerShell, Python, and Bash, to automate routine administrative tasks, provisioning workflows, and system monitoring.
• Drive Infrastructure as Code (IaC) initiatives to streamline environment deployments and minimize configuration drift.
• Maintain, test, and optimize backups, replication, and disaster recovery solutions to support Recovery Time Objectives (RTO) and Recovery Point Objectives (RPO).
• Provide Tier 2 and Tier 3 engineering support for complex infrastructure issues.
• Maintain rigorous documentation, including architectural diagrams, configuration standards, runbooks, and standard operating procedures (SOPs).
• Bridge traditional on-premises systems and modern hybrid/cloud architectures while supporting disaster recovery initiatives and business continuity.

SKILLS

• Deep technical expertise in VMware vSphere, including vCenter and ESXi.
• Advanced administration of Windows Server 2019/2022.
• Strong understanding of TCP/IP, DNS, DHCP, VLANs, routing, and firewall principles.
• Proficiency with scripting languages and configuration management tools.
• Exceptional troubleshooting skills with the ability to diagnose root causes in complex, interdependent environments.
• Strong verbal and written communication skills, with the ability to explain complex technical concepts to non-technical stakeholders.

EDUCATION/EXPERIENCE

• Experience managing cloud-connected infrastructure or SaaS/PaaS environments, such as Microsoft 365, Azure, or AWS.
• Bachelor’s degree in Computer Science, Information Technology, or a related field, or equivalent practical experience.
• 5-10 years of dedicated enterprise infrastructure engineering experience.
• Preferred certifications include VCP (VMware Certified Professional), Microsoft Certified: Windows Server, Azure Solutions Architect, or equivalent credentials.

The Rudolph/Libbe Companies, Inc. is an Equal Employment Opportunity Employer.