Infrastructure Engineer III

Subaru•Camden, NJ

3d•Hybrid

About The Position

The Infrastructure Engineer III designs, implements, operates, and maintains reliable network infrastructure across on-premises, cloud, and hybrid environments. The role leads network technology evaluations, network operations and incident response, infrastructure automation, and continuous improvement. It serves as a subject matter expert in routing, switching, wireless connectivity, and network security, while mentoring less-experienced engineers and helping cross-functional stakeholders navigate technical processes. The position is hybrid, based in Camden, New Jersey, in the Greater Philadelphia Area. After 90 days, remote work is permitted two days per week, on Wednesdays and Fridays. Domestic travel is 10%.

Requirements

Bachelor's degree in a related field, or a high school diploma and equivalent experience in lieu of a degree.
If qualifying through equivalent experience in lieu of a degree, at least 6–8 years of relevant and progressive work experience is required.
Competence in IP routing, VLANs, subnets, DNS, DHCP, and network segmentation; ability to design, configure, and troubleshoot complex network architectures and hybrid integrations.
Competence applying ITIL practices, including incident management, change implementation, and root cause analysis; ability to participate in continuous service improvement.
Proficiency in scripting and automation using PowerShell, Bash, and/or Python.
Competence using command-line environments for system and network administration.
Competence designing, configuring, and maintaining network infrastructure on Azure and/or AWS, including virtual networks, subnets, routing, network security, and monitoring.
Experience supporting hybrid cloud connectivity, including VPNs, private connectivity, and network peering.
Competence with infrastructure tools, including monitoring and observability platforms, configuration and deployment tools, CI/CD and version control systems, and IAM platforms.
Ability to apply Infrastructure as Code and automation practices to streamline operations and improve reliability.
Ability to communicate complex technical concepts to technical and non-technical audiences.
Ability to contribute to documentation, architectural design reviews, and cross-team technical planning.

Responsibilities

Design and implement scalable, reliable network infrastructure across on-premises, cloud, and hybrid environments.
Lead evaluation, selection, and implementation of network tools, platforms, and services.
Serve as a subject matter expert in routing, switching, wireless connectivity, and network security.
Lead day-to-day operations of critical network infrastructure, focusing on uptime, reliability, and performance.
Manage and optimize on-call rotations and lead major incident response efforts.
Improve network monitoring, alerting, and traffic visibility.
Oversee network device patching, firmware upgrades, and configuration management in alignment with compliance and security standards.
Lead performance tuning and advanced troubleshooting across network layers to resolve complex connectivity issues.
Conduct root cause analysis of recurring or high-severity network issues and deliver post-mortem documentation and lessons learned.
Mentor less-experienced engineers in network diagnostics and structured troubleshooting.
Develop and maintain network architecture documentation, diagrams, implementation guides, and standard operating procedures.
Evaluate and recommend network technologies, cloud networking services, and automation frameworks.
Contribute to disaster recovery and business continuity initiatives, including network resiliency planning, testing, and execution.
Guide cross-functional stakeholders through technical processes and contribute to team knowledge-sharing.
Lead the design and implementation of Infrastructure as Code and network automation solutions, promoting standardized, reusable, and scalable deployments and configuration management.