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Freelance Mainframe Network Engineer Jobs (NOW HIRING)

Apex Informatics

NETWORK ENGINEER

Tallahassee, FL · On-site

NETWORK ENGINEER Location: Tallahassee, FL 32303 (5 Days Onsite) Primary Job Duties and Tasks • ... of Mainframe Emulation Tools; Knowledge of PC based software; Strong knowledge of Local Area ...

Lompoc Unified School District

Network Engineer

Lompoc, CA · On-site

$6.7K - $8.2K/mo

... mainframes, mini-computers, LANs, WANs, MANs, and the physical and logical components that ... as network engineering or systems engineering. * Plan, design, integrate, trouble shoots and test ...

MM International

Adabas mainframe

Atlanta, GA · Remote

$50.25 - $64.50/hr

Adabas mainframe Looking for a ADABAS DBA/ Developer/ ADABAS production support/ Mainframe ... Networking protocols - TCP/IP,UDP,HTTP.Port Security administration CA Sysview,ICAMS,Omegamon.

Bank of America

Infrastructure Engineer Lead

Chandler, AZ · On-site

$105K - $138K/yr

Engineers and operates network solutions supporting mainframe TCP/IP and SNA/APPN-based system integrations. * Optimizes high-availability connectivity for business-critical, high-velocity ...

Broadcom

R&D SW Engineer

Lisle, IL

We are looking for a seasoned Software Engineer who has navigated complex production mainframe ... Familiarity with network security protocols (TLS, SSH, IPSEC) and their use in mainframe ...

Broadcom

R&D SW Engineer

Pittsburgh, PA · On-site

We are looking for a seasoned Software Engineer who has navigated complex production mainframe ... Familiarity with network security protocols (TLS, SSH, IPSEC) and their use in mainframe ...

Broadcom

R&D SW Engineer

Durham, NC · On-site

We are looking for a seasoned Software Engineer who has navigated complex production mainframe ... Familiarity with network security protocols (TLS, SSH, IPSEC) and their use in mainframe ...

Broadcom, Inc.

R&D SW Engineer

Pittsburgh, PA · On-site

We are looking for a seasoned Software Engineer who has navigated complex production mainframe ... Familiarity with network security protocols (TLS, SSH, IPSEC) and their use in mainframe ...

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Freelance Mainframe Network Engineer information

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How much do freelance mainframe network engineer jobs pay per year?

As of Jul 9, 2026, the average yearly pay for freelance mainframe network engineer in the United States is $109,040.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,000.00 and $133,500.00 per year, depending on experience, location, and employer.
What cities are hiring for Freelance Mainframe Network Engineer jobs? Cities with the most Freelance Mainframe Network Engineer job openings:
What are the most commonly searched types of Mainframe Network Engineer jobs? The most popular types of Mainframe Network Engineer jobs are:
What states have the most Freelance Mainframe Network Engineer jobs? States with the most job openings for Freelance Mainframe Network Engineer jobs include:
Freelance Mainframe Network Engineer jobs near you
Infographic showing various Freelance Mainframe Network Engineer job openings in the United States as of July 2026, with employment types broken down into 1% Locum Tenens, 94% Full Time, 2% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.

Mainframe Security Support Engineer, TSS , C, JCL, REX, Shell, Autosys 12+ Mths Con REMOTE

ZnA Inc

Alpharetta, GA • Remote

$50.25 - $64.50/hr

Contractor

Re-posted 12 days ago

Job description

Level 3 ( 5 to 8 years of exp)
 
Mainframe Security Support Engineer, TSS , C, JCL, REX, Shell, Autosys 12+ Mths Con REMOTE
 
 
ROLE : Mainframe Security Support Engineer with TSS internals experise, batch and reporting languages (C, JCL, and REXX), Shell Scripting for Autosys, RACF, z/OS 12+ Mths Con Alpharetta, GA
 
 
Loc: REMOTE
 
 
Dur: 12+ Months Cont
 
 
Description:
 
Security Support Engineer: Mainframe Security Tooling Team
Enterprise Technology & Services (ETS) delivers shared technology services for the Firm supporting all business applications and end users. ETS provides capabilities for all stages of the firm's software development lifecycle, enabling productive coding, functional and integration testing, application releases, and ongoing monitoring and support for over 3,000 production applications.
The Mainframe Computing Security team in ETS is responsible for engineering and managing various mainframe authentication and authorization systems. This position is for a senior engineer in Tooling and Project team responsible to design and execute projects aligned to TopSecret security products and other platform integration solutions. The ideal candidate will be working closely with other infrastructure teams (CICS, Systems Programming, Db2, etc.) and business supporting technologists. The candidate should have a strong analytical, organizational and communication skills. The role requires periodic on-call support and maintenance outside of normal working hours as needed to support and resolve security issues.
Duties and responsibilities will include but are not limited to the following:
• Engineering support of MS Mainframe Security products (CA/Broadcom-TSS, CA/Broadcom-Compliance Manager, IBM-RACF, IBM-ZSecure suite, TSS Admin Express) and project initiatives
• Design / support Firm’s mainframe initiatives related to encryption, authentication, and authorization (Kerberos, Digital Certificates, Encryption, Pass tickets, and entitlement provision)
• Interaction with technology teams such as Systems Programming, DBA, CICS/MQ Support, etc.
• Scheduling/coordination and post implementation validation of software/OS upgrades/patches
• Leverage new technology features within new releases of security software products currently installed and integrate into our environment.
• Develop technical solutions to business problems based upon security best practices.
• Develop automation, tooling, reports, utilities, and batch programs.
• Troubleshoot and track issue tickets with various vendors.
• Participate in an on-call rotation and address questions / issues.
• Coordinate with Security Management team to review security proposals and assess technical feasibility.
Qualifications
Required
• College graduate with 5+ years related work experience on the mainframe
• Experience with Mainframe security software configuration/ internals (Broadcom/CA-TSS)
• Ability to program in a command Mainframe batch and reporting languages (C, JCL, and REXX)
• Experience with distributed technology (such as: UNIX, USS file systems)
• Experience with z/OS utilities and facilities (such as: ISPF, TSO, SDSF, JES)
• Experience with database technology (such as: Sybase, DB2, SQL)
• Capable of working independently with limited oversight
• Good project planning, organization, time management skills and ability to multi-task
• MS Office business application experience (Excel, Word, Access, Power Point)
• Excellent verbal and written communication skills
• Must be a team player and foster a team first environment and culture
Desired
• Knowledge of PKI and experience working with the implementation and support of digital certificates, Kerberos, SSL, SSH Knowledge of PERL, shell scripting, OpenSSL, SSH.
• Systems Programming skills (such as: SMP, SYS1 datasets, assembler language programming)
• Mainframe Network knowledge
• Experience with middleware (such as: MQ Series, etc.)