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Mainframe Networking Jobs in El Segundo, CA (NOW HIRING)

Deloitte

Mainframe Techno/Functional Manager

Los Angeles, CA · Hybrid

$52.75 - $68/hr

... AI, network, and hybrid cloud infrastructure. These solutions are powered by engineering for ... As an experienced Mainframe Techno/Functional Manager ,you will have the ability to share new ideas ...

iSpace, Inc

Mainframes Business Analyst

Torrance, CA · Hybrid

Mainframe and IMS Business Analyst Location - Torrance, CA (Hybrid) Contract Duration 13 Months ... Understanding in the information technology landscape stretching from infrastructure, network ...

cathaybank

Escrow Insurance Specialist

Rosemead, CA · On-site

$23.07 - $28.85/hr

Familiarity with networked computer systems and mainframe. OTHER DETAILS $23.07 - $28.85 / hour Pay determined based on job-related knowledge, skills, experience, and location. This position may be ...

cathaybank

Escrow Insurance Specialist

Rosemead, CA

$23.07 - $28.85/hr

Familiarity with networked computer systems and mainframe. OTHER DETAILS $23.07 - $28.85 / hour Pay determined based on job-related knowledge, skills, experience, and location. This position may be ...

cathaybank

Sr. IT Auditor

El Monte, CA · On-site

$70K - $110K/yr

IP networks infrastructure (network topology, switches, routers, firewalls, intrusion detection ... Knowledge and understanding of Information Technology operating systems including mainframe, MS ...

cathaybank

Sr. IT Auditor

El Monte, CA

$70K - $110K/yr

IP networks infrastructure (network topology, switches, routers, firewalls, intrusion detection ... Knowledge and understanding of Information Technology operating systems including mainframe, MS ...

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All JobsMainframe Networking JobsMainframe Networking Jobs in El Segundo, CA

Mainframe Networking information

See El Segundo, CA salary details

$10

$56

$77

How much do mainframe networking jobs pay per hour?

As of Jun 15, 2026, the average hourly pay for mainframe networking in El Segundo, CA is $56.86, according to ZipRecruiter salary data. Most workers in this role earn between $50.19 and $64.52 per hour, depending on experience, location, and employer.

What is the difference between Mainframe Networking vs Mainframe Systems Programmer?

AspectMainframe NetworkingMainframe Systems Programmer
Primary FocusDesign, implement, and maintain network connectivity for mainframe environmentsInstall, configure, and maintain mainframe operating systems and system software
CertificationsNetworking certifications (e.g., Cisco, IBM TCP/IP)IBM mainframe certifications (e.g., IBM Certified Systems Programmer)
Work EnvironmentData centers, network operation centersMainframe data centers, enterprise IT departments
Common UsageEnsuring reliable network communication for mainframe applicationsManaging mainframe OS and system software for stability and performance

While both roles work within mainframe environments, Mainframe Networking focuses on network connectivity and communication, whereas Mainframe Systems Programmers handle system software and OS management. Understanding these distinctions helps clarify career paths and job expectations in mainframe IT.

What job categories do people searching Mainframe Networking jobs in El Segundo, CA look for? The top searched job categories for Mainframe Networking jobs in El Segundo, CA are:
Mainframe Networking jobs near you
Mainframe Admin

Mainframe Admin

West Advanced Technologies (WATI)

Downey, CA • On-site

Full-time

Posted 12 days ago

Job description

Mainframe Admin
Downey, CA
12 months
Responsibilities:
Provide network architecture guidance and improvements for the design of the new z/OS 2.4 zEnterprise Communications Server infrastructure.
Design, implement and support the Communications Systems Services (CSSMTP) customization for mainframe files attachment.
Design, implement, and support communications access to the Client's cloud tertiary data site.
Enhance Williams Data Systems (WDS) enterprise monitoring/alerts.
Participate in Business Continuity exercises including testing, documentation and configuration of the z/Enterprise Communications Server environment at the Local Recovery Center.
Attend Problem and Change meetings in order to support Network Systems activities in these areas as well as resolve open Cherwell help desk incidents assigned to the IBM OS/COM Section.
Provide on-call technical support as required during outages including weekends and off hours.
Plan and schedule network software changes as required to be implemented according to Client's change policies and available maintenance windows.
Provide for knowledge transfer throughout the contract period to permanent IBM OS/COM staff.
Attend related project and design meetings and discussions directed by management; and perform special projects and initiatives as assigned.
Required Skills:
1. Five (5) years of experience within the last seven (7) years with IBM zEnterprise mainframe implementing MultiPath Channel (MPC) alternate routing links in a systems programming troubleshooting support role.
2. Five (5) years of experience within the last seven (7) years with IBM zEnterprise mainframe hardware maintenance console interface in a systems programming troubleshooting support role.
3. Five (5) years of experience within the last seven (7) years customizing the IBM zEnterprise mainframe Communications Systems Services (CSSMTP) for mainframe file attachment.
4. Three (3) years of experience within the last five (5) years installing, maintaining and upgrading the zEnterprise Communications Server mainframe TLS/SSL security, policy-based network and Digital Certificate Implementation and support.
5. Three (3) years of experience within the last five (5) years supporting IBM zEnterprise mainframe Communications Systems and Virtual Tape System storage disaster vaulting communication links.
Regards
Naresh Damagalla
West Advanced Technologies, Inc
E: naresh.d@wati.com

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