Network Administrator, Senior

Network Administrator, Senior Department: SaaS Employment Type: Full Time Location: Atlanta Description Infor is looking for a Senior Network Administrator with deep expertise in cloud networking, AWS cloud infrastructure, and VPN technologies. This role sits at the intersection of networking and cloud engineering, with a primary focus on designing, implementing, and maintaining secure, high-performance network architectures across hybrid and cloud-native environments. Success in this role requires strong ownership, problem-solving ability, and a commitment to automation, reliability, and security best practices. You will work heavily with the network layer of enterprise customer environments — from VPN tunnels and transit gateways to DNS, firewall policies, and traffic routing — while applying DevOps principles of automation, observability, and infrastructure as code throughout. A Typical Day in the Life Includes: Support customers across the U.S. by maintaining reliable network environments and participating in an on-call rotation to ensure rapid response and system uptime Partner directly with customers and their network teams to troubleshoot issues, resolve escalations, and optimize performance Design, deploy, and maintain enterprise network architectures across AWS and hybrid environments, including routing, firewalls, VPNs, and segmentation Monitor network performance (latency, throughput, packet loss), lead incident response, and perform root cause analysis to prevent future issues Architect and manage AWS networking services (VPC, Transit Gateway, load balancers, DNS), ensuring security, scalability, and compliance Drive automation and efficiency through infrastructure as code, CI/CD pipelines, and scripting, while contributing to observability and monitoring improvements Basic Qualifications: Experience in network engineering, cloud infrastructure, or DevOps roles within enterprise environments Experience engaging directly with customers to gather requirements, lead technical discussions, and design network solutions, including whiteboarding and collaborating on architecture decisions Hands‑on expertise with AWS networking, including VPC, Transit Gateway, Direct Connect, VPC Endpoints, and hybrid architectures Experience with advanced networking protocols and concepts, including TCP/IP, DNS, BGP, IPsec, TLS, routing, segmentation, and firewall design Experience designing and managing VPN solutions at scale (site-to-site and client VPN), including troubleshooting complex connectivity issues Proficiency with infrastructure as code and automation, using tools such as Terraform, CloudFormation, and CI/CD platforms (GitHub Actions, GitLab CI, Jenkins) Experience across Linux and Windows networking environments, using tools such as tcpdump, traceroute, mtr, and Wireshark, along with exposure to enterprise network hardware (Cisco, Fortinet, Palo Alto, etc.) Must be willing to work 3 days per week in the office Legal authorization to work permanently in the United States for any employer without requiring a visa transfer or sponsorship now or in the future Preferred Qualifications: AWS Networking and/or Solutions Architect certification Familiarity with zero‑trust network architectures and SASE frameworks Experience with multi‑region or global network architectures Familiarity with compliance frameworks (SOC 2, HIPAA, PCI‑DSS) as they relate to network controls #J-18808-Ljbffr Infor Inc.