Network Administrator

McKesson is an impact-driven, Fortune 10 company that touches virtually every aspect of healthcare. We are known for delivering insights, products, and services that make quality care more accessible and affordable. Here, we focus on the health, happiness, and well-being of you and those we serve – we care. What you do at McKesson matters. We foster a culture where you can grow, make an impact, and are empowered to bring new ideas. Together, we thrive as we shape the future of health for patients, our communities, and our people. If you want to be part of tomorrow’s health today, we want to hear from you. Job Summary The Network Systems Engineer is responsible for the administration, support, maintenance, and continuous improvement of enterprise network and security infrastructure within a highly regulated environment. This role serves as an experienced technical contributor supporting production network operations, security controls, compliance requirements, and infrastructure reliability. The position requires strong hands-on expertise with Palo Alto and Cisco firewall technologies, along with experience supporting enterprise networking, load balancing, cloud connectivity, and operational infrastructure services. The engineer will work closely with Systems Administration, Senior Systems Engineering, Senior Network Engineering, Cybersecurity, and Governance, Risk, and Compliance (GRC) teams to ensure the availability, security, and compliance of critical infrastructure suppo