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Volunteer Mainframe Network Engineer Jobs in Addison, IL

US Bank

Principal Network Engineer z/OS

Chicago, IL

Monitor, analyze, and resolve complex mainframe networking issues involving multiple protocols, connectivity layers, and distributed platforms. * Participate in the design and management of IP ...

Broadcom

R&D SW Engineer

Lisle, IL · 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 ...

Huntington

RACF Mainframe Security Engineer

Chicago, IL · On-site +1

$70K - $140K/yr

The RACF Mainframe Security Engineer is accountable for delivery and implementation of IAM ... Remote Our Approach to Office Workplace Type Certain positions outside our branch network may be ...

Huntington

RACF Mainframe Security Engineer

Chicago, IL · On-site +1

$70K - $140K/yr

The RACF Mainframe Security Engineer is accountable for delivery and implementation of IAM ... Remote Our Approach to Office Workplace Type Certain positions outside our branch network may be ...

krg technology inc

Mainframe SDM Delivery

Chicago, IL · On-site

Knowledge in at least two additional areas of technical disciplines is a strong plus: mainframe security, system programming, parallel sysplex, network, storage, High Availability, Performance and ...

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All JobsVolunteer Mainframe Network Engineer JobsVolunteer Mainframe Network Engineer Jobs in Addison, IL

Volunteer Mainframe Network Engineer information

See Addison, IL salary details

$31.1K

$109.2K

$158.3K

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 Addison, IL is $109,243.00, according to ZipRecruiter salary data. Most workers in this role earn between $89,200.00 and $133,700.00 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.

What are popular job titles related to Volunteer Mainframe Network Engineer jobs in Addison, IL?

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Cities near Addison, IL with the most Volunteer Mainframe Network Engineer job openings:

Volunteer Mainframe Network Engineer jobs near you

Principal Network Engineer z/OS

US Bank

Chicago, IL

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 28 days ago

U.S. Bank rating

8.2

Company rating: 8.2 out of 10

Based on 360 frontline employees who took The Breakroom Quiz

51st of 171 rated banks

Job description

At U.S. Bank, we're on a journey to do our best. Helping the customers and businesses we serve to make better and smarter financial decisions and enabling the communities we support to grow and succeed. We believe it takes all of us to bring our shared ambition to life, and each person is unique in their potential. A career with U.S. Bank gives you a wide, ever-growing range of opportunities to discover what makes you thrive at every stage of your career. Try new things, learn new skills and discover what you excel at-all from Day One.

Job Description

Responsibilities

  • Administer, configure, maintain, and troubleshoot IBM z/OS Communications Server, including VTAM, TCP/IP, and TN3270 environments.

  • Support and optimize GDPS network infrastructure across multi-datacenter and disaster recovery environments to ensure high availability and resiliency.

  • Manage and maintain TPX Session Manager environments, including configuration, performance tuning, and user support.

  • Install, configure, upgrade, and support Connect:Direct and other enterprise file transfer solutions.

  • Implement and troubleshoot secure file transfer technologies including FTP, SFTP, FTPS, and FTP-AT/TLS.

  • Monitor, analyze, and resolve complex mainframe networking issues involving multiple protocols, connectivity layers, and distributed platforms.

  • Participate in the design and management of IP addressing, network architecture, and mainframe integration with enterprise infrastructure.

  • Support software implementation, maintenance, and upgrades using SMP/E, adhering to change management and configuration standards.

  • Provide production support through participation in an on-call rotation, including weekend maintenance and scheduled change windows.

  • Develop, document, and continuously improve operational procedures, standards, and best practices for mainframe network services.

Basic Qualifications

-Associate's degree or equivalent work experience
-At least 7 years experience with managing day-to-day delivery of satisfactory network services to clients.
-At least 7 years experience within a total Information Technology (IT) environment.

Preferred Skills/Experience

  • Strong expertise in IBM z/OS Communications Server, including VTAM, TCP/IP, TN3270, Enterprise Extender, and network performance tuning.

  • Experience supporting GDPS (Geographically Dispersed Parallel Sysplex) environments and disaster recovery network configurations.

  • Proven administration experience with TPX Session Manager in large-scale enterprise environments.

  • Hands-on experience with Connect:Direct, file transfer automation, and managed file transfer solutions.

  • Knowledge of secure data transmission technologies including FTP-AT/TLS, SFTP, SSL/TLS, and network encryption protocols.

  • Experience using SMP/E for software installation, maintenance, upgrades, and vendor product deployment.

  • Strong understanding of mainframe networking, IP addressing, routing, DNS, and network architecture design.

  • Knowledge of network security, internet security controls, contingency planning, and disaster recovery processes.

  • Experience with network monitoring, performance analysis, troubleshooting tools, and root-cause investigation across enterprise environments.

  • Ability to evaluate new technologies, vendors, and infrastructure solutions while ensuring compliance with IT standards, configuration management, and operational governance.

Location expectations
This role requires working from a U.S. Bank location three (3) or more days per week.

If there's anything we can do to accommodate a disability during any portion of the application or hiring process, please refer to ourdisability accommodations for applicants.

Benefits:

Our approach to benefits and total rewards considers our team members' whole selves and what may be needed to thrive in and outside work. That's why our benefits are designed to help you and your family boost your health, protect your financial security and give you peace of mind. Our benefits include the following:

  • Healthcare (medical, dental, vision)

  • Basic term and optional term life insurance

  • Short-term and long-term disability

  • Pregnancy disability and parental leave

  • 401(k) and employer-funded retirement plan

  • Paid vacation (from two to five weeks depending on salary grade and tenure)

  • Up to 11 paid holiday opportunities

  • Adoption assistance

  • Sick and Safe Leave accruals of one hour for every 30 worked, up to 80 hours per calendar year unless otherwise provided by law

Review our full benefits available by employment status here.

U.S. Bank is an equal opportunity employer. We consider all qualified applicants without regard to race, religion, color, sex, national origin, age, sexual orientation, gender identity, disability or veteran status, and other factors protected under applicable law.

E-Verify

U.S. Bank participates in the U.S. Department of Homeland Security E-Verify program in all facilities located in the United States and certain U.S. territories. The E-Verify program is an Internet-based employment eligibility verification system operated by the U.S. Citizenship and Immigration Services. Learn more about theE-Verify program.

The salary range reflects figures based on the primary location, which is listed first. The actual range for the role may differ based on the location of the role. In addition to salary, U.S. Bank offers a comprehensive benefits package, including incentive and recognition programs, equity stock purchase 401(k) contribution and pension (all benefits are subject to eligibility requirements). Pay Range: $119,765.00 - $140,900.00

U.S. Bank will consider qualified applicants with arrest or conviction records for employment. U.S. Bank conducts background checks consistent with applicable local laws, including the Los Angeles County Fair Chance Ordinance and the California Fair Chance Act as well as the San Francisco Fair Chance Ordinance. U.S. Bank is subject to, and conducts background checks consistent with the requirements of Section 19 of the Federal Deposit Insurance Act (FDIA). In addition, certain positions may also be subject to the requirements of FINRA, NMLS registration, Reg Z, Reg G, OFAC, the NFA, the FCPA, the Bank Secrecy Act, the SAFE Act, and/or federal guidelines applicable to an agreement, such as those related to ethics, safety, or operational procedures.

Applicants must be able to comply with U.S. Bank policies and procedures including the Code of Ethics and Business Conduct and related workplace conduct and safety policies.

Posting may be closed earlier due to high volume of applicants.

What U.S. Bank employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom

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About U.S. Bank

Sourced by ZipRecruiter

U.S. Bank is a reputable and established financial institution that plays a significant role in the banking sector. With a history spanning over 150 years, U.S. Bank has built a strong foundation of trust and reliability. As a comprehensive bank, they offer a wide array of financial products and services to cater to the diverse needs of their customers, including individuals, businesses, and communities. Customer satisfaction is of utmost importance to U.S. Bank. They prioritize delivering exceptional service and fostering long-term relationships with their clients. Through their extensive network of branches and advanced digital banking platforms, U.S. Bank ensures convenient access to their services, empowering customers to manage their finances efficiently and securely.

Industry

Banking and credit intermediation

Company size

10,000+ Employees

Headquarters location

Minneapolis, MN, US

Year founded

1863

Social media

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