CTG is seeking a Mainframe Network Engineer for our client. Location: Phoenix, AZ metro area ... This role ensures secure, reliable, and high-performance connectivity between IBM mainframes (z/OS ...
CTG is seeking a Mainframe Network Engineer for our client. Location: Phoenix, AZ metro area ... This role ensures secure, reliable, and high-performance connectivity between IBM mainframes (z/OS ...
Mainframe ZOS System Programmer)
Phoenix, AZ · On-site
$79K - $152K/yr
Knowledge of DevOps practices on mainframe (CI/CD pipelines). * Exposure to Zowe and APIs on z/OS. The compensation range for this position in the US is $79,920 to $152,160 based on a full-time ...
Mainframe ZOS System Programmer)
Phoenix, AZ · On-site
$79K - $152K/yr
Knowledge of DevOps practices on mainframe (CI/CD pipelines). * Exposure to Zowe and APIs on z/OS. The compensation range for this position in the US is $79,920 to $152,160 based on a full-time ...
Sr. COBOL / Mainframe Developer with PEP+ Exp.
$48.75 - $62.50/hr
San Diego, CA or Phoenix, AZ Duration: 3-6 months CTH with Cognizant 7 or more years of Development exp in COBOL / Mainframe background 4 or more years of exp in PEP+ development/Service Pack 12, 13 ...
Sr. COBOL / Mainframe Developer with PEP+ Exp.
$48.75 - $62.50/hr
San Diego, CA or Phoenix, AZ Duration: 3-6 months CTH with Cognizant 7 or more years of Development exp in COBOL / Mainframe background 4 or more years of exp in PEP+ development/Service Pack 12, 13 ...
Mainframe Network Engineer (Hybrid Role)
Phoenix, AZ · On-site +1
$63K - $121K/yr
The Role The Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for IBM mainframe environments. This role ensures reliable ...
Mainframe Network Engineer (Hybrid Role)
Phoenix, AZ · On-site +1
$63K - $121K/yr
The Role The Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for IBM mainframe environments. This role ensures reliable ...
Mainframe ZOS System Programmer)
Phoenix, AZ · On-site +1
$79K - $152K/yr
Knowledge of DevOps practices on mainframe (CI/CD pipelines). * Exposure to Zowe and APIs on z/OS. The compensation range for this position in the US is $79,920 to $152,160 based on a full-time ...
Mainframe ZOS System Programmer)
Phoenix, AZ · On-site +1
$79K - $152K/yr
Knowledge of DevOps practices on mainframe (CI/CD pipelines). * Exposure to Zowe and APIs on z/OS. The compensation range for this position in the US is $79,920 to $152,160 based on a full-time ...
MF Utilities Developer
Phoenix, AZ · On-site
$55 - $60/hr
Basic knowledge and/or experience with Mainframe z/OS, JCL, TSO, ISPF. * Developer background to aid with service ticket resolution from the user perspective. * Ability to work closely with internal ...
Quick apply
MF Utilities Developer
Phoenix, AZ · On-site
$55 - $60/hr
Basic knowledge and/or experience with Mainframe z/OS, JCL, TSO, ISPF. * Developer background to aid with service ticket resolution from the user perspective. * Ability to work closely with internal ...
Mainframe Network Engineer (Hybrid Role)
Phoenix, AZ · Hybrid
$63K - $121K/yr
The Role The Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for IBM mainframe environments. This role ensures reliable ...
Mainframe Network Engineer (Hybrid Role)
Phoenix, AZ · Hybrid
$63K - $121K/yr
The Role The Mainframe Network Engineer is responsible for the design, configuration, implementation, and support of network connectivity for IBM mainframe environments. This role ensures reliable ...
Mainframe with DB2 and COBOL
Phoenix, AZ · On-site
$48.75 - $62.50/hr
... and engineering solution services from past 16 years. Saxon global specializes in Business ... Skillset :CICS ,Cobol/Variants of Cobol ,DB2 ,Mainframe File Access Methods , VSAM Preferred At ...
Mainframe with DB2 and COBOL
Phoenix, AZ · On-site
$48.75 - $62.50/hr
... and engineering solution services from past 16 years. Saxon global specializes in Business ... Skillset :CICS ,Cobol/Variants of Cobol ,DB2 ,Mainframe File Access Methods , VSAM Preferred At ...
Software Engineer Sr
Phoenix, AZ · Hybrid
$86K - $158K/yr
Preferred Skills Application Development, Audit Controls, Business Management, COBOL, Customer Solutions, Design, Group Problem Solving, Mainframe DevOps, Process Improvements, Release Management ...
Software Engineer Sr
Phoenix, AZ · Hybrid
$86K - $158K/yr
Preferred Skills Application Development, Audit Controls, Business Management, COBOL, Customer Solutions, Design, Group Problem Solving, Mainframe DevOps, Process Improvements, Release Management ...
Mainframe Network Engineer
Chandler, AZ · On-site
Engineers and operates network solutions supporting mainframe TCP/IP and SNA/APPN-based system ... Risk Management * DevOps Practices * Product Management * Technical Strategy Development Shift: 1st ...
Mainframe Network Engineer
Chandler, AZ · On-site
Engineers and operates network solutions supporting mainframe TCP/IP and SNA/APPN-based system ... Risk Management * DevOps Practices * Product Management * Technical Strategy Development Shift: 1st ...
Automation Engineer
Tempe, AZ · Hybrid
Collaborate closely with Java developers, Mainframe engineers, product managers, and project leaders to align automation strategy with business and delivery priorities. * Document automation ...
Automation Engineer
Tempe, AZ · Hybrid
Collaborate closely with Java developers, Mainframe engineers, product managers, and project leaders to align automation strategy with business and delivery priorities. * Document automation ...
Mainframe Security Engineer
Phoenix, AZ · On-site
CTG is seeking a Mainframe Security Engineer to support and secure enterprise IBM z/OS environments for our client. This role is responsible for administering mainframe security controls, managing ...
Mainframe Security Engineer
Phoenix, AZ · On-site
CTG is seeking a Mainframe Security Engineer to support and secure enterprise IBM z/OS environments for our client. This role is responsible for administering mainframe security controls, managing ...
Mainframe Network System Engineer/Admin
Chandler, AZ · On-site
$65 - $70/hr
Chandler, AZ As a Mainframe Network System Engineer, you will: Role responsibilities: • Leads modernization of mainframe network architecture, including improvements in observability and telemetry ...
Mainframe Network System Engineer/Admin
Chandler, AZ · On-site
$65 - $70/hr
Chandler, AZ As a Mainframe Network System Engineer, you will: Role responsibilities: • Leads modernization of mainframe network architecture, including improvements in observability and telemetry ...
Senior Automation Engineer
Tempe, AZ · Hybrid
$99K - $130K/yr
Collaborate closely with Java developers, Mainframe engineers, product managers, and project leaders to align automation strategy with business and delivery priorities. * Document automation ...
Senior Automation Engineer
Tempe, AZ · Hybrid
$99K - $130K/yr
Collaborate closely with Java developers, Mainframe engineers, product managers, and project leaders to align automation strategy with business and delivery priorities. * Document automation ...
Infrastructure Engineer Sr - RACF/Mainframe
Phoenix, AZ · On-site
$65K - $194K/yr
Due to the nature of this position we are seeking passionate IT Engineers. Candidates should have experience with the following: 1) Mainframe Security & Platform Software Maintenance Own security ...
Infrastructure Engineer Sr - RACF/Mainframe
Phoenix, AZ · On-site
$65K - $194K/yr
Due to the nature of this position we are seeking passionate IT Engineers. Candidates should have experience with the following: 1) Mainframe Security & Platform Software Maintenance Own security ...
MAINFRAME NETWORK SYSTEMS PROGRAMMER REMOTE !! REMOTE !! MAINFRAME ** TCP-IP ** VTAM ** Z/OS ** PARALLEL SYSPLEX ** CONNECT DIRECT * 10+ YEARS EXPERTISE AS MAINFRAME NETWORK SYSTEMS ENGINEER * PROVEN ...
Quick apply
MAINFRAME NETWORK SYSTEMS PROGRAMMER REMOTE !! REMOTE !! MAINFRAME ** TCP-IP ** VTAM ** Z/OS ** PARALLEL SYSPLEX ** CONNECT DIRECT * 10+ YEARS EXPERTISE AS MAINFRAME NETWORK SYSTEMS ENGINEER * PROVEN ...
Mainframe Infrastructure Engineer (Hybrid Role)
Phoenix, AZ · On-site +1
$171K - $203K/yr
The Role Mainframe Infrastructure Engineers at Kyndryl are project-based subject matter experts in all things infrastructure - good at providing analysis, documenting and diagraming work for hand-off ...
Mainframe Infrastructure Engineer (Hybrid Role)
Phoenix, AZ · On-site +1
$171K - $203K/yr
The Role Mainframe Infrastructure Engineers at Kyndryl are project-based subject matter experts in all things infrastructure - good at providing analysis, documenting and diagraming work for hand-off ...
Mainframe Infrastructure Engineer (Hybrid Role)
Phoenix, AZ · On-site
$171K - $203K/yr
The Role Mainframe Infrastructure Engineers at Kyndryl are project-based subject matter experts in all things infrastructure - good at providing analysis, documenting and diagraming work for hand-off ...
Mainframe Infrastructure Engineer (Hybrid Role)
Phoenix, AZ · On-site
$171K - $203K/yr
The Role Mainframe Infrastructure Engineers at Kyndryl are project-based subject matter experts in all things infrastructure - good at providing analysis, documenting and diagraming work for hand-off ...
Mainframe Infrastructure Engineer (Hybrid)
$171K - $203K/yr
Mainframe Infrastructure Engineers at Kyndryl are project-based subject matter experts in all things infrastructure - good at providing analysis, documenting and diagraming work for hand-off ...
Mainframe Infrastructure Engineer (Hybrid)
$171K - $203K/yr
Mainframe Infrastructure Engineers at Kyndryl are project-based subject matter experts in all things infrastructure - good at providing analysis, documenting and diagraming work for hand-off ...
MAINFRAME NETWORK SYSTEMS PROGRAMMER REMOTE !! REMOTE !! MAINFRAME TCP-IP VTAM Z/OS PARALLEL SYSPLEX CONNECT DIRECT * 10+ YEARS EXPERTISE AS MAINFRAME NETWORK SYSTEMS ENGINEER * PROVEN EXPERIENCE IN ...
MAINFRAME NETWORK SYSTEMS PROGRAMMER REMOTE !! REMOTE !! MAINFRAME TCP-IP VTAM Z/OS PARALLEL SYSPLEX CONNECT DIRECT * 10+ YEARS EXPERTISE AS MAINFRAME NETWORK SYSTEMS ENGINEER * PROVEN EXPERIENCE IN ...
Mainframes Developer information
What does a mainframe developer do?
What is mainframe developer salary?
Can mainframe be replaced by AI?
Is mainframe still in demand?
What is the difference between Mainframes Developer vs Mainframes Analyst?
| Aspect | Mainframes Developer | Mainframes Analyst |
|---|---|---|
| Required Credentials | Typically a degree in Computer Science or related field; certifications like IBM Certified Specialist | Similar credentials; often holds certifications in mainframe systems and analysis |
| Work Environment | Develops, codes, and tests mainframe applications in a software development setting | Analyzes existing mainframe systems, gathers requirements, and supports system improvements |
| Employer & Industry Usage | Used by banks, insurance companies, and large enterprises for application development | Employed in similar industries for system analysis, troubleshooting, and process optimization |
While both roles require knowledge of mainframe systems and similar credentials, Mainframes Developers focus on creating and maintaining mainframe applications, whereas Mainframes Analysts analyze existing systems to improve performance and efficiency. Both roles are vital in large enterprise IT environments.

Job description
CTG is seeking a Mainframe Network Engineer for our client.
Location: Phoenix, AZ metro area (Hybrid)
Duration: 6 months with option to convert after 6 months
Citizenship: US Citizens (USC), Permanent Residents (PR), and other EAD holders only (no visa-dependent candidates)
Responsible for designing, supporting, and optimizing enterprise mainframe network infrastructure. This role ensures secure, reliable, and high-performance connectivity between IBM mainframes (z/OS), distributed systems, cloud environments, and external partners in support of critical business operations.
Key Responsibilities- Design, configure, and support mainframe network environments and connectivity solutions
- Manage IBM mainframe communications including VTAM, TCP/IP, SNA, TN3270, and FTP
- Troubleshoot complex connectivity issues and perform root cause analysis
- Support z/OS network services and communication subsystems
- Ensure secure connectivity including firewall, encryption, and access controls
- Collaborate with infrastructure, security, and application teams across enterprise initiatives
- Support disaster recovery, high availability, and business continuity planning
- Perform performance tuning and capacity planning for mainframe communications
- Maintain technical documentation, standards, and operational procedures
- Participate in incident response and change management processes
- Support integration between mainframe, distributed, and cloud environments
- 5+ years of experience in mainframe networking or enterprise infrastructure support
- Strong expertise in IBM mainframe communications (VTAM, TCP/IP, SNA, TN3270, FTP)
- Experience with z/OS networking and subsystem configuration
- Strong troubleshooting, performance tuning, and RCA skills
- Knowledge of enterprise network security principles
- Experience supporting hybrid mainframe and distributed/cloud environments
- Strong documentation and communication skills
- Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field preferred (or equivalent experience)
Excellent verbal and written English communication skills and the ability to interact professionally with a diverse group are required.
CTG does not accept unsolicited resumes from headhunters, recruitment agencies, or fee-based recruitment services for this role.
To Apply: Please apply directly via the provided requisition link. Kindly forward to any interested parties.
About CTG
CTG, a Cegeka company, delivers IT and business solutions that enhance clients’ digital agility, empowering them to seize new opportunities and overcome any challenge. Backed by more than 60 years’ experience and a commitment to being a reliable, results-driven partner, we work shoulder to shoulder with clients to shape digital together. Our vision is to be an indispensable partner to our clients and the preferred career destination for digital and technology experts. With more than 9,000 team members in over 15 countries, we combine global expertise with local insight to deliver innovative solutions. We operate across the Americas, Europe, and India, working with over 3,000 clients in many of today's highest-growth industries.
Together, we shape what’s next—working shoulder to shoulder to deliver impactful solutions for our clients and society. Our culture is built by the people who work at CTG, the values we hold, and the actions we take. It's a living, breathing thing that is renewed every day through the ways we engage with each other, our clients, and our communities. At CTG, you’ll find a workplace where you are encouraged to grow, supported in your ambitions, and empowered to shape your own career journey. For more information, visit www.ctg.com.
CTG will consider for employment all qualified applicants including those with criminal histories in a manner consistent with the requirements of all applicable local, state, and federal laws.
CTG is an Equal Opportunity Employer. CTG will assure equal opportunity and consideration to all applicants and employees in recruitment, selection, placement, training, benefits, compensation, promotion, transfer, and release of individuals without regard to race, creed, religion, color, national origin, sex, sexual orientation, gender identity and gender expression, age, disability, marital or veteran status, citizenship status, or any other discriminatory factors as required by law. CTG is fully committed to promoting employment opportunities for members of protected classes.
About Computer Task Group
Sourced by ZipRecruiter
We know that achieving our mission begins and ends with our people—and by people we mean you. Regardless of individual roles or responsibilities, regardless of industry or subject matter expertise, our lives happen in relation to other people—our colleagues, clients, and partners. CTG cultivates a workplace that attracts and develops the best people. Being Great Place to Work-CertifiedTM not only supports our Vision but also validates the rewarding workplace culture that has made CTG a leading IT and digital solutions and services company for more than 55 years.
Company size
1,001 - 5,000 Employees
Headquarters location
Buffalo, NY, US
Year founded
1966