Mainframe Network Engineer
compuvision consultingPhoenix, AZ
Mainframe Network Engineer
compuvision consultingPhoenix, AZ
yesterday
Occupations
Network and Computer Systems AdministratorsComputer Network ArchitectsComputer Network Support SpecialistsIndustries
Computer Systems Design ServicesOther Computer Related ServicesComputer Facilities Management ServicesAbout the role
Mainframe Network Engineer
Duration:
6-12 months contract to hire Work Location: Phoenix, AZ, Plano, TX, Charlotte, NC, Richmond, VA, Jacksonville, FL, Pennington, NJ and Chicago, IL (Hybrid – 3days onsite, 2days WFH)
Overview:
The Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for IBM mainframe environments. This role ensures reliable, secure, and high-performing communication between mainframe systems, distributed platforms, external partners, and enterprise applications. The engineer will work on key technologies such as TCP/IP, VTAM, SNA, Enterprise Extender, TN3270, FTP, and network security controls, supporting critical production workloads in large enterprise environments.
Responsibilities:
- Mainframe Network Administration: Install, configure, and maintain z/OS Communications Server components.
- Support and manage TCP/IP configuration on z/OS systems. Maintain and troubleshoot VTAM definitions and network resources.
- Configure and support Enterprise Extender (EE) and SNA connectivity where applicable.
- Maintain TN3270 access and session-related connectivity for end users and applications.
- Network Connectivity & Support: Ensure stable communication between mainframe systems and: Distributed servers
- External vendors/partners
- Internal enterprise applications
- Middleware platforms
- Diagnose and resolve connectivity issues involving: IP routing
- Port communication
- Session failuresDNS resolution
- Firewall-related blocks
- Support file transfer protocols such as FTP, SFTP, and other secure data exchange solutions.
- Security & Compliance: Work closely with network security teams to enforce secure communication protocols.
- Ensure compliance with enterprise security controls and audit requirements.
- Support SSL/TLS certificate implementation and secure transmission standards.
- Assist with firewall rule validation, port usage reviews, and vulnerability remediation.
- Disaster Recovery & Resiliency: Support network design and recovery procedures for Disaster Recovery (DR) environments.
- Validate communication paths for failover systems and backup data centers.
- Participate in DR tests and business continuity exercises.
Matching similar jobs
JOB OVERVIEW
Experience level
Senior
Location
Phoenix, AZ
Occupation
Network and Computer Systems Administrators
Industry
Computer Systems Design Services
Posted
yesterday
Tired of running searches?
Rank the roles you'd take once, and matches like these arrive on their own.
CREATE PROFILE