Systems Engineer Sr - IT

At Plexus, our vision is to help create the products that build a better world. Driven by a passion for excellence, we partner with leading Aerospace/Defense, Healthcare/Life Sciences and Industrial companies to design, manufacture and service some of the world’s most transformative products, including advanced surgical systems, diagnostic instruments, healthcare imaging equipment, mission critical aerospace systems, and electric vehicle (EV) charging solutions. Visit Plexus.com to learn more about our unwavering commitment to our vision. When we invest in our people, we invest in building a better world. With a vision rooted in the wellbeing and inclusive engagement of our team members, our customers, their end users and our communities, people are the heart of what we do and who we are. It is our values that unite us and guide us in everything that we do, including how we operate, behave and interact to foster a workplace where every team member feels valued and empowered to contribute their best. Our values include: Growing our People, Building Belonging, Innovating Responsibly, Delivering Excellence and Creating Customer Success. As a team member, you will engage in impactful work through global collaboration and the use of emerging technologies, join an inclusive culture where every team member is valued and working toward a greater purpose, and be empowered to reach your full potential through various development programs designed to accelerate your growth. Plexus offers a comprehensive benefits package designed to support team members' wellbeing, including medical, dental, and vision insurance, paid time off, retirement savings, and opportunities for professional development. We also prioritize work-life balance and offer a variety of perks to enhance the team member experience. For more information, visit our US benefits website at usbenefits.plexus.com.

About the role

We are expanding our technical operations in Neenah and seeking a skilled Systems Engineer Sr to join our growing team. This is a hybrid role; candidates should be local to the Neenah area and able to work onsite at least three days per week to foster collaboration and support our hybrid infrastructure. The Systems Engineer Sr will use and demonstrate the Plexus core values to provide technical support to the Plexus user community while ensuring that cloud applications, systems, and network technologies are available and functioning in support of business processes. This role is central to the "Cloud Engineering" model, treating the network as software to accelerate delivery cycles and leverage Infrastructure-as-Code (IaC) expertise.

Responsibilities

• Cloud Network Infrastructure Lead: Owns the end-to-end lifecycle of networking—including VPC architecture, Shared VPC management, and Cloud DNS—leveraging Terraform and IaC pipelines to automate routing logic and security controls.
• Infrastructure as Code (IaC) Authority: Acts as the Accountable/Responsible party for Terraform/IaC development, review, and pipeline execution for all cloud constructs.
• Security & Compliance: Implements cloud Firewall rules, IAM policies, and VPC Service Controls to ensure workloads meet project requirements.
• Workload Orchestration: Manages the full lifecycle of VMs, GKE (Google Kubernetes Engine) clusters, and Google Distributed Cloud (GDC) at the edge.
• Cloud Routing Logic: Responsible for Policy-Based Routing (PBR) logic and internal appliance routing within the cloud project environment.
• Systems Design: Produces detailed design specifications and uses modeling techniques (such as Open Policy Agent or custom IaC scanning) to build system components following agreed architectures and design standards.
• Incident & Performance Management: Investigates escalated, non-routine, and high-impact incidents, seeking resolution and ensuring proper documentation, root cause analysis, and closure.

Requirements

Bachelor's degree is preferred. Four (4) years of related experience is required; six (6) or more years of related experience is preferred. An equivalent combination of education and experience sufficient to successfully perform the key job accountabilities may be considered.

Skills

• Advanced expertise in Cloud infrastructure (Primary Technical Focus)
• Proficient in Linux, Terraform, GKE, and Google Distributed Cloud (GDC)
• Expert-level use of scripting and automation tools including Ansible, Terraform, Jenkins, and CI/CD pipelines
• Understanding of cloud-native networking constructs like VPC peering, Shared VPCs, and Policy-Based Routing (PBR)

Qualifications

• Strong analytical and problem-solving skills with the ability to work independently and drive complex projects in an enterprise