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Mainframe System Engineer Jobs in Colonia, NJ (NOW HIRING)

Neotecra

Mainframe Application Developer

New York, NY · On-site

Position Summary The Programmer for Mainframe Systems will support, enhance, and maintain mission‑critical applications that underpin the MNR Crew Management System (CMS). This role focuses on ...

Kanak Elite Services Inc

Mainframe CICS Engineer

New York, NY · On-site

$53.50 - $69/hr

Description The Mainframe CICS Systems Programmer/Engineer is responsible for all phases of CICS engineering, system and software maintenance, and CICS related operational functions. The candidate ...

IPolarity LLC

Mainframe Administrator

Whippany, NJ · On-site

Mainframe DB2 Systems Programmer Phoenix, AZ (Hybrid) Plano, TX Charlotte, NC Richmond, VA Jacksonville Beach, FL Pennington, NJ Chicago, IL The Role: We are seeking a highly skilled Mainframe DB2 ...

Saransh Inc

Mainframe Tester

Jersey City, NJ · On-site

Hands-on experience with legacy mainframe systems: understanding how the mainframe processes data ... Collaboration Strong influencer: comfortable partnering with Product, DevOps, Engineering and ...

NAVA Software Solutions

Mainframe Developer

Morristown, NJ · On-site

$50.50 - $64.75/hr

NAVA Software solutions is looking for a Sr. Mainframe Engineer Details: Role: Sr. Mainframe ... Experience working with file systems * Experience in working with offshore/Onshore model * Client ...

DSNSearch

DB2 z/OS Systems Programmer

Weehawken, NJ · Hybrid

DB2 z/OS SYSTEMS PROGRAMMER DB2 ~~~ z/OS ~~~ MAINFRAME INFRASTRUCTURE ~~ SYSTEMS PROGRAMMER ~~ DB2 CONNECT HYBRID WORK SCHEDULE (ON SITE 2X WEEK) * PROVEN EXPERTISE AS A z/OS DB2 SYSTEMS PROGRAMMER ...

United Airlines

Mainframe Developer

Manhattan, NY · On-site

$120K - $155K/yr

Hartford, CT Experience * 12+ Years of Mainframe Application Development, Modernization, Reverse Engineering, and Legacy System Analysis. Role Summary We are seeking an experienced Senior Mainframe ...

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Mainframe System Engineer information

See Colonia, NJ salary details

$10

$59

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How much do mainframe system engineer jobs pay per hour?

As of Sep 14, 2026, the average hourly pay for mainframe system engineer in Colonia, NJ is $59.17, according to ZipRecruiter salary data. Most workers in this role earn between $53.80 and $68.46 per hour, depending on experience, location, and employer.

What is a mainframe system engineer?

A Mainframe System Engineer is an IT professional responsible for the installation, configuration, maintenance, and optimization of mainframe computer systems. These engineers ensure that mainframes—powerful computers used by large organizations for critical applications—run efficiently, securely, and reliably. Their duties often include managing system software, troubleshooting hardware or software issues, applying patches, and supporting upgrades. They also work closely with other IT teams to ensure the mainframe integrates seamlessly with other business systems and meets organizational needs.

What are the key skills and qualifications needed to thrive as a mainframe system engineer?

To thrive as a Mainframe System Engineer, you need expertise in mainframe operating systems (such as z/OS), programming languages (like COBOL, JCL, and Assembler), and a bachelor's degree in computer science or a related field. Familiarity with mainframe management tools (e.g., IBM z/OS tools, ISPF, SDSF), performance monitoring systems, and relevant certifications such as IBM Certified System Programmer are highly valued. Strong problem-solving abilities, attention to detail, and effective communication skills set outstanding engineers apart. These competencies are crucial to ensure the stability, security, and efficiency of critical enterprise computing environments.

What are some of the common challenges mainframe system engineers face when integrating legacy systems with modern technologies?

Mainframe System Engineers often encounter challenges when integrating legacy mainframe systems with newer technologies, such as ensuring compatibility between old and new platforms, managing data migration without disrupting business operations, and maintaining system security. Additionally, they must balance the need to support existing business processes with the push for innovation, often requiring in-depth troubleshooting and collaboration with software developers and IT teams. Staying updated on both legacy and emerging technologies is crucial for successfully navigating these integration projects.

What is the difference between Mainframe System Engineer vs Mainframe Developer?

AspectMainframe System EngineerMainframe Developer
Primary RoleMaintains and supports mainframe systems, ensuring stability and performanceDesigns, codes, and tests mainframe applications and software
CertificationsIBM certifications, OS/390, z/OS certificationsProgramming language certifications (COBOL, PL/I), software development certifications
Work EnvironmentData centers, IT infrastructure teams, mainframe environmentsDevelopment teams, software labs, project-based settings
Employer & Industry UsageFinancial institutions, government agencies, large enterprisesFinancial services, insurance, retail, and other sectors using mainframe apps

While Mainframe System Engineers focus on maintaining and supporting mainframe systems, Mainframe Developers are responsible for creating and modifying mainframe applications. Both roles often collaborate but serve different functions within mainframe environments.

Are mainframe system engineers in demand?

Mainframe system engineers are in steady demand due to the continued reliance of large organizations on mainframe systems for critical operations. They require specialized skills in mainframe hardware, operating systems, and programming languages like COBOL, with certifications often enhancing job prospects. The role remains essential in industries such as finance, government, and healthcare.
Mainframe System Engineer jobs near you

MANAGER z/OS MAINFRAME SYSTEMS INFRASTRUCTURE

Weehawken, NJ • Hybrid

DSNSearch
See more jobs at DSNSearchexternal

Full-time

Posted 18 days ago

Job description

 Z/OS MANAGER - MAINFRAME SYSTEMS PROGRAMMING

       MANAGER  ~~~ Z/OS  ~~ SYSTEMS PROGRAMMING ~~ 
                               INFRASTRUCTURE
                      GREAT BENEFIT BONUS PACKAGE!!
                        HYBRID WORK SCHEDULE

    PROVEN MANAGEMENT EXPERIENCE OF LARGE Z/OS SYSTEMS PROGRAMMING TEAM

    • PREVIOUS "HANDS ON" EXPERTISE WITH Z/OS SYSTEMS PROGRAMMING NECESSARY
    • MENTORING SUBORDINATES
    • PROVIDE ANNUAL REVIEWS/HIRING

                          **CLIENT CANNOT CONSIDER H1B SPONSORSHIP AT THIS TIME**
    At DSN, we bring over 25 years of experience and expertise in the information systems industry. We are committed to securing rewarding careers for our qualified candidates, while providing our clients with the best talent available. Our searches are selective, confidential and informed by a comprehensive knowledge of today's IT marketplace.