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.

• Administer and support Palo Alto Networks firewall platforms.
• Administer and support Cisco firewall technologies.
• Implement approved firewall rules, VPN configurations, NAT policies, and network segmentation requirements.
• Assist with vulnerability remediation and security hardening activities.
• Participate in security incident investigation and resolution efforts.
• Support implementation of security controls and approved security baselines.

• Support Cisco switching and routing environments.
• Troubleshoot and resolve network connectivity and performance issues.
• Support network infrastructure upgrades and lifecycle management activities.
• Participate in change management processes and maintenance activities.
• Perform root cause analysis on network service incidents.

• Support F5 load balancing technologies.
• Maintain virtual servers, traffic management policies, SSL configurations, and application delivery services.
• Partner with application support teams to maintain highly available services.

• Apply patches, firmware updates, hotfixes, and security updates.
• Perform user administration and access management activities.
• Execute operational maintenance procedures and validation activities.
• Support disaster recovery and business continuity testing activities.
• Maintain operational runbooks and support procedures.

• Support infrastructure operating within a federal, healthcare, or otherwise highly regulated environment.
• Participate in audit readiness, evidence collection, and remediation activities.
• Assist with maintenance of technical controls aligned to regulatory and security requirements.
• Support protection of sensitive information including PII and PHI.
• Follow established configuration management and change control processes.

• Utilize monitoring and observability platforms to identify service and infrastructure issues.
• Review network health, capacity, availability, and performance metrics.
• Support operational reporting and dashboard development.
• Participate in continuous service improvement initiatives.

• Develop and maintain network diagrams, technical procedures, standards documentation, and operational guides.
• Maintain accurate and audit-ready documentation.
• Collaborate with Systems Administration, Senior Systems Engineering, Senior Network Engineering, Cybersecurity, and GRC teams.
• Participate in incident, change, and problem management processes.

• Bachelor's degree in Computer Science, Information Technology, Cybersecurity, Engineering, or related field, or equivalent experience.

• Typically requires 4+ years of relevant network engineering, network administration, or network security experience.
• Experience administering Palo Alto firewalls.
• Experience administering Cisco firewalls.
• Experience supporting Cisco switching environments.
• Experience supporting enterprise production infrastructure.
• Experience working in regulated or compliance-driven environments.
• Experience performing operational maintenance activities including patching, upgrades, and user administration.

• TCP/IP networking
• Routing and switching
• VPN technologies
• Network security principles
• DNS and related network services
• High availability concepts
• Load balancing concepts
• Cloud networking fundamentals
• Monitoring and observability concepts

• Experience supporting federal, healthcare, or other highly regulated environments.
• Familiarity with NIST SP 800-53 security controls.
• Familiarity with DISA STIG security configuration standards.
• Familiarity with HIPAA compliance requirements.
• Experience protecting regulated information including PII and PHI.
• Experience supporting audit and…