> Markdown version of [/jobs/ext/1917288-staff-infrastructure-engineer](https://www.wearedevelopers.com/jobs/ext/1917288-staff-infrastructure-engineer). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Staff Infrastructure Engineer - **Company:** Legence Corp. - **Location:** Louisville, KY, United States - **Experience:** Expert - **Salary:** $130,000.0 - $148,000.0 - **Contract:** Permanent contract - **Skills:** Microsoft Windows, Active Directory, Systems Engineering, Microsoft Azure, Software as a Service, Cloud Computing, Computer Networks, Network Address Translation, Infrastructure as a Service (IaaS), Identity and Access Management, IPv4, Virtual Private Networks (VPN), Network Layer, Windows Servers, Network Architecture, Network Monitoring, Routing, Platform as a Service (PAAS), Cloud Services, Runbook, Virtual Local Area Networks, Wireless Access Point, Network Routers, Cloud Platform System, System Availability, Firewalls (Computer Science), Information Technology, Wireless Technologies, Cloud Migration - **Published:** August 4, 2026 - **Apply:** https://www.juju.com/job/00000000glkpyg ## About the Role Required + Bachelor's degree in Computer Science, Information Technology, or equivalent experience. + 5-10 years experience in enterprise infrastructure roles covering networking, Windows systems, and/or cloud platforms. + Experience with multi-vendor firewalls, switches, wireless, IPv4, routing protocols, NAT, VPNs, VLANs, etc. + Experience with Azure or other cloud platforms. Preferred + Experience with SaaS infrastructure platforms and SSO/identity solutions. + Strong analytical, documentation, and communication skills. + Ability to work independently, adapt quickly, and manage priorities in a dynamic environment. Soft Skills + Strong problem-solving mindset and ability to work under pressure. + Team-oriented collaborator with ability to influence without direct authority. + Customer-focused, organized, detail-oriented, and proactive in learning new technologies. ## Description The IT Infrastructure Engineer is responsible for designing, implementing, maintaining, and supporting core enterprise infrastructure services across on-premises and cloud environments. This role ensures high availability, security, and performance of critical systems while partnering closely with cross-functional IT and business teams., + Network & Systems Engineering + Design, implement, and support network infrastructure with strong understanding of Layer 2 and Layer 3 networking concepts, routing, switching, VLANs, ACLs, and wireless technologies. + Configure, manage, and optimize multi-vendor switches, wireless access points, routers, and firewalls. + Administer and support Windows Server, Active Directory, and related identity services. + Support cloud services (Azure preferred), including IaaS, PaaS, identity, automation, and monitoring capabilities. + Operational Support & Troubleshooting + Diagnose and resolve infrastructure issues across network, server, cloud, and authentication platforms to minimize downtime. + Provide escalation support to help desk, applications, and other technical teams. + Participate in root-cause analysis and implement corrective or preventive measures. + Performance, Monitoring & Documentation + Monitor network and system performance, identify bottlenecks, and implement improvements. + Maintain accurate infrastructure documentation (configs, diagrams, runbooks, IP subnets, change histories). + Security & Compliance + Implement and maintain security controls, including firewalls, VLAN segmentation, ACLs, and secure configuration standards. + Ensure solutions comply with enterprise standards and applicable regulations. + Project Work & Collaboration + Work on infrastructure projects such as cloud migrations, system upgrades, network redesigns, and technology deployments. + Collaborate with other IT teams, business partners, and external vendors to deliver effective infrastructure solutions. ## Related Videos - [What makes Cybersecurity different for critical infrastructure?](https://www.wearedevelopers.com/videos/571-what-makes-cybersecurity-different-for-critical-infrastructure) - [Creating a routing app with Google Maps API from scratch](https://www.wearedevelopers.com/videos/831-creating-a-routing-app-with-google-maps-api-from-scratch) - [IP Authentication: A Tale of Performance Pitfalls and Challenges in Prod](https://www.wearedevelopers.com/videos/1413-ip-authentication-a-tale-of-performance-pitfalls-and-challenges-in-prod) - [Technical Documentation - How Can I Write Them Better and Why Should I Care?](https://www.wearedevelopers.com/videos/681-technical-documentation-how-can-i-write-them-better-and-why-should-i-care) - [A Technical Introduction to Bitcoin's 2nd Layer- The Lightning Network](https://www.wearedevelopers.com/videos/15-a-technical-introduction-to-bitcoin-s-2nd-layer-the-lightning-network) - [Bridging AI and Nomad: a Go-based MCP Server for Cluster Control](https://www.wearedevelopers.com/videos/2063-bridging-ai-and-nomad-a-go-based-mcp-server-for-cluster-control) ## Related Articles - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Fully Remote Software Engineer Jobs](https://www.wearedevelopers.com/magazine/447-fully-remote-software-engineer-jobs) - [The Most Popular IT Jobs on the Market](https://www.wearedevelopers.com/magazine/376-the-most-popular-it-jobs-on-the-market) - [Where to Find Entry-Level Software Engineering Jobs](https://www.wearedevelopers.com/magazine/397-where-to-find-entry-level-software-engineering-jobs) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Top-Paying Tech Jobs (with Salaries)](https://www.wearedevelopers.com/magazine/372-top-paying-tech-jobs-with-salaries)