ZipRecruiter

Log In

1

Volunteer Mainframe Network Engineer Jobs (NOW HIRING)

Ensono

Mainframe Network Systems Programmer (VTAM)

$56.25 - $71.75/hr

This position requires an experienced systems programmer with at least 8 years of experience supporting the z/OS Mainframe Network environment. Responsibilities include configuring and maintaining ...

Citigroup, Inc.

Senior Network Engineer - VP

Irving, TX · On-site

$125K - $188K/yr

Engineer/implement and support the Mainframe network software and hardware for zOS / zVM platforms. * Configuration and administration of IBM z/OS mainframe network communications software (VTAM ...

ClifyX

MF Network System Programmer

Plano, TX · On-site

ClifyX is a company seeking a skilled MF Network System Programmer ... The role involves maintaining and supporting the Mainframe Network System, along with installing ...

M&T Bank

Systems Programmer - Mainframe Networking

$56.25 - $71.75/hr

Install, customize, and maintain mainframe network software, including but not limited to, z/OS ... Banking Officers start with 25 days PTO plus 12 paid holidays * 40 hours paid volunteer hours per ...

M&T Bank

Systems Programmer - Mainframe Networking

$56.25 - $71.75/hr

Install, customize, and maintain mainframe network software, including but not limited to, z/OS ... Banking Officers start with 25 days PTO plus 12 paid holidays * 40 hours paid volunteer hours per ...

MDAEdge

Mainframe DB2 Administrator

Plano, TX · On-site

... programmers and administrators. • Provide expert-level technical guidance on z/OS systems, Mainframe storage, networking, security, and automation. • Drive best practices in Mainframe System ...

MDAEdge

Mainframe DB2 Administrator

Fort Worth, TX · On-site

... programmers and administrators. • Provide expert-level technical guidance on z/OS systems, Mainframe storage, networking, security, and automation. • Drive best practices in Mainframe System ...

NTT DATA Services

$125K - $156K/yr

Experience of managing mainframe printing products. * General z/OS systems programming experience ... voluntary or legally-required benefits. About NTT DATA NTT DATA is a $30 billion business and ...

NTT DATA Services

ZOS Network Consultant

Manhattan, NY · On-site +1

$125K - $156K/yr

Experience of managing mainframe printing products. * General z/OS systems programming experience ... voluntary or legally-required benefits. About NTT DATA NTT DATA is a $30 billion business and ...

NTT DATA, Inc.

ZOS Network Consultant

Manhattan, NY · On-site

$125K - $156K/yr

Experience of managing mainframe printing products. * General z/OS systems programming experience ... voluntary or legally-required benefits. About NTT DATA NTT DATA is a $30 billion business and ...

NTT DATA Services

ZOS Network Consultant

NY · On-site +1

$125K - $156K/yr

Experience of managing mainframe printing products. * General z/OS systems programming experience ... voluntary or legally-required benefits. About NTT DATA NTT DATA is a $30 billion business and ...

NTT DATA, Inc.

ZOS Network Consultant

Manhattan, NY · On-site

$125 - $156/hr

... systems programmer with at least 3 years of experience supporting the z/OS Mainframe Network ... voluntary or legally-required benefits About NTT DATA NTT DATA is a $30 billion business and ...

InterSources Inc

Network Engineer

Tallahassee, FL · On-site

They are seeking a Network Engineer to improve system performance and implement network solutions ... Mainframe Emulation Tools; Knowledge of PC based software; • Strong knowledge of Local Area ...

previous pagenext page

Showing results 21-40

All JobsVolunteer Mainframe Network Engineer Jobs

Volunteer Mainframe Network Engineer information

See salary details

$31K

$109K

$158K

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

As of Aug 20, 2026, the average yearly pay for volunteer 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 is a volunteer mainframe network engineer?

Volunteer Mainframe Network Engineers are IT professionals who offer their expertise on a voluntary basis to manage, maintain, and optimize mainframe computer networks. They typically work with organizations that rely on legacy mainframe systems, ensuring connectivity, security, and efficient data flow. These engineers may assist with troubleshooting network issues, upgrading hardware or software, and training staff. Their work helps organizations that may lack the resources to hire full-time specialists, making mainframe technology accessible and reliable.

What are the key skills and qualifications needed to thrive as a volunteer mainframe network engineer, and why are they important?

To thrive as a Volunteer Mainframe Network Engineer, you need strong knowledge of mainframe systems, network protocols, and experience with COBOL or other mainframe programming languages, often supported by relevant IT degrees or certifications. Familiarity with tools like IBM z/OS, networking hardware, and mainframe monitoring systems is essential. Excellent problem-solving, teamwork, and communication skills help you collaborate effectively and respond quickly to technical issues. These skills are crucial to ensure the stability, security, and efficiency of legacy network infrastructures in organizations that rely on mainframe technology.

What are some typical challenges faced by volunteer mainframe network engineers, and how can they overcome them?

Volunteer Mainframe Network Engineers often encounter challenges such as limited access to modern tools, working with legacy systems, and collaborating with teams that may have varying levels of technical expertise. To overcome these, it's helpful to stay adaptable, communicate clearly with both technical and non-technical stakeholders, and seek out documentation or community support for older mainframe technologies. Additionally, volunteering provides valuable opportunities to build leadership skills and expand professional networks, making it a rewarding experience for those looking to grow in the field.

What is the difference between Volunteer Mainframe Network Engineer vs Volunteer Network Technician?

AspectVolunteer Mainframe Network EngineerVolunteer Network Technician
CertificationsTypically requires mainframe or network certifications (e.g., Cisco, CompTIA)Usually requires basic networking certifications (e.g., CompTIA Network+)
Work EnvironmentWorks with mainframe systems, often in large organizations or data centersSupports local or small business networks, often in office settings
Industry UsageCommon in finance, government, and large enterprise sectorsFound across various industries including retail, education, and healthcare

The Volunteer Mainframe Network Engineer focuses on maintaining and optimizing mainframe network systems, requiring specialized certifications and experience with large-scale enterprise environments. In contrast, the Volunteer Network Technician handles general network support, troubleshooting, and maintenance for smaller or less complex networks. Both roles serve vital functions but differ mainly in scope, complexity, and technical requirements.

More about Volunteer Mainframe Network Engineer jobs

What cities are hiring for Volunteer Mainframe Network Engineer jobs?

Cities with the most Volunteer 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 Volunteer Mainframe Network Engineer jobs?

States with the most job openings for Volunteer Mainframe Network Engineer jobs include:

What job categories do people searching Volunteer Mainframe Network Engineer jobs look for?

The top searched job categories for Volunteer Mainframe Network Engineer jobs are:

Volunteer Mainframe Network Engineer jobs near you
Infographic showing various Volunteer Mainframe Network Engineer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 81% Full Time, 12% Part Time, and 6% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $109,040 per year, or $52.4 per hour.

Mainframe Network Systems Programmer (VTAM)

Ensono

Remote

$56.25 - $71.75/hr

Full-time

Re-posted 22 days ago

Job description

Worker Type:

EmployeeThe Mainframe Systems Programmer provides support for on-going projects that require the installation, testing, and implementation of new operating systems and other 'system' software. Also, the Maintenance and debugging of systems software. Coordination and the IOGEN work for new MF hardware. Research and evaluation of new software and hardware products, assisting team members and other areas with technical questions and problem resolution. Monitoring and tuning of systems software. Functional knowledge, use of z/OS components and detailed knowledge of support products such as tape management, scheduling, security, monitoring systems, etc.

In this role you will be joining a team of technical professionals supporting a large-scale z/OS systems platform. This position requires an experienced systems programmer with at least 8 years of experience supporting the z/OS Mainframe Network environment. Responsibilities include configuring and maintaining the integrity and data/IP security of the Mainframe's host communication subsystems and associated program products.

Responsibilities

As a Mainframe Network Specialist, you'll need to know how to:

Perform TCPIP Port Reserves (Additions, Deletions, Changes) Perform VTAM updates (Additions, Deletions, Changes)

Manage OSA Adapters in a complex Mainframe environment

Perform VTAM PU/LU updates (Additions, Deletions, Changes) including Enterprise Extenders (EE)

Understand the configuration/installation of network products (Connect Direct, ASG OUTBOUND) and support FTP, SFTP and FTP/TLS

Implement AT-TLS rules (digital certificate management). Configure and manage IPSEC policies (permit/deny rules, VPN- ipsec tunnels)

Trace, Debug and Error Analysis

Support Client Disaster Recovery Exercises

Problem and Change Management Service Request Management

Communicate regularly with technical, applications and operational staff to ensure Network connectivity and security.

Act as a Mainframe Networking resource for internal and external department projects.

Mandatory skills*

Must have extensive experience of Mainframe Network (VTAM) systems programming. This is essential to the role.

Must have knowledge of all the following z/OS, SMP/E, TSO/ISPF, USS, SDSF, JCL.

Session Management products e.g. TPX, Teleview, CL/Supersession

Network Management products e.g. NETVIEW, Netmaster/TCPIP

Must be able to work independently.

Must have excellent problem determination skills and be a true team player.

You will be required to provide off hours support for the implementation of software changes and support for other projects requiring software expertise as well as be part of an on-call rotation.

Set and achieved challenging short, medium and long term goals which exceeded the standards in their field

Excellent written and spoken communication skills; an ability to communicate with impact, ensuring complex information is articulated in a meaningful way to wide and varied audiences

Built effective networks across business areas, developing relationships based on mutual trust and encouraging others to do the same

Have some experience of creating and deploying comprehensive business/operating plans which consistently deliver desired results

Primary Location City/State:

Homebased - Downers Grove, IL - Finley, Illinois

Additional Locations (if applicable):

Ensono is an Equal Employment Opportunity Employer. Ensono provides equal employment opportunities to all qualified applicants without regard to race, color, religion, national origin, ancestry, citizenship status, sex, marital status, pregnancy, age, disability, genetic information, sexual orientation, gender identity or expression, veteran status, military status, or any other status protected by applicable law.

Ensono logo

About Ensono

Sourced by ZipRecruiter

At Ensono, our **Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to** **_Do Great Things!_** We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation.

Industry

It services

Company size

1,001 - 5,000 Employees

Headquarters location

Downers Grove, IL, US

Year founded

1969

Social media

FacebookTwitter

View All Ensono Jobs

Apply