Senior Network Engineer (Mainframe / zOS / Network Security)

About

Epitec is seeking to hire an experienced Senior Network Engineer for the largest U.S. automaker in Dearborn, Michigan, supporting enterprise-scale network infrastructure with a strong focus on IBM mainframe (z/OS) environments.

Role Details

• Location: Dearborn, MI
• Employment Type: W2 Contract: Long-Term
• Pay: Market Rate
• Benefits: Medical Benefits & PTO Included
• Work Environment: Fully Onsite

Key Responsibilities

• Define and design enterprise network architecture, layout, components, and data flow
• Lead deployment and implementation of network technologies with operational handoff
• Support routers, switches, firewalls, VPNs, QoS, and wireless infrastructure
• Implement and maintain network security controls, intrusion detection, and encryption
• Ensure compliance with industry standards (PCI DSS, HIPAA)
• Integrate new network and telecommunications technologies
• Optimize network performance, minimize latency, and maximize throughput
• Perform advanced troubleshooting and packet-level network analysis
• Participate in a 24/7 on-call rotation

Required Skills & Experience

• Strong hands-on experience supporting IBM z/OS environments
• Deep understanding of TCP/IP, SNA, VTAM, APPN, Enterprise Extender (EE)
• Expertise with z/OS Communications Server and Policy Agent (Pagent)
• Network security and encryption experience (AT-TLS, SSL/TLS, SSH)
• Advanced experience analyzing packet captures and network traces
• 10+ years overall IT experience
• 8+ years in engineering or development roles

Preferred Skills

• Programming experience (Java or similar)
• Linux / Unix environments
• Automation & scripting (REXX, CLIST)
• Tools: PuTTY, WinSCP, ServiceNow
• SMF reporting, performance monitoring, and capacity planning

Education

• Bachelor’s degree required (Master’s or certifications preferred)