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Senior Mainframe Developer Jobs in Hackensack, NJ

Mainframe Engineer

Livingston, NJ · On-site

$53.50 - $68.75/hr

Minimum of 10 years of experience as a senior z/OS System Programmer. * Significant (7 or more years) systems engineering mainframe support. Qualifications Additional Information All your information ...

Mainframe Engineer

Livingston, NJ

$53.50 - $68.75/hr

Minimum of 10 years of experience as a senior z/OS System Programmer. * Significant (7 or more years) systems engineering mainframe support. Additional Information All your information will be kept ...

MAINFRAME NETWORK SYSTEMS ENGINEER (MID TO SENIOR LEAD LEVEL) MAINFRAME**TCP-IP**VTAM**Z/OS HYBRID~MUST WORK ON SITE AT LEAST 2 DAYS A WEEK AND LIVE NEAR LOCATION BONUS OPPORTUNITY!! * 10+ YEARS ...

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

Mainframe Specialist

New York, NY · On-site

$70K - $196K/yr

Partner with cross-functional teams-architects, developers, QA, and business analysts-to gather ... Collaborate with senior leadership to secure executive sponsorship and organizational buy-in for ...

Lead Platform Engineer*

Jersey City, NJ · On-site

$112K - $147K/yr

We are seeking a skilled and detail-oriented Mainframe Engineer to support, maintain, and optimize ... Senior Associate Level- Candidates must be 2-3 years post-college graduates with at least 1-2 year ...

Lead Platform Engineer*

Jersey City, NJ · On-site

$107K - $140K/yr

We are seeking a skilled and detail-oriented Mainframe Engineer to support, maintain, and optimize ... Senior Associate Level- Candidates must be 2-3 years post-college graduates with at least 1-2 year ...

Senior Data Engineer

Brooklyn, NY

$115K - $156K/yr

The Senior Data Engineer will design, develop, and maintain enterprise systems and data ... IBM Mainframe, Windows Server, and SQL Server. - ETL architecture and data lifecycle management in ...

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Senior Mainframe Developer information

See Hackensack, NJ salary details

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How much do senior mainframe developer jobs pay per hour?

As of Jul 14, 2026, the average hourly pay for senior mainframe developer in Hackensack, NJ is $62.88, according to ZipRecruiter salary data. Most workers in this role earn between $58.99 and $68.70 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Mainframe Developer, and why are they important?

To thrive as a Senior Mainframe Developer, you need deep expertise in mainframe programming languages (like COBOL, JCL, and PL/I), systems analysis, and a strong understanding of legacy application architectures, typically supported by a degree in computer science or related experience. Familiarity with tools such as IBM z/OS, DB2, CICS, and version control systems is essential, along with relevant certifications like IBM Certified System Programmer. Excellent problem-solving, communication, and leadership skills help you collaborate effectively and mentor junior developers. These skills are crucial for maintaining mission-critical systems, ensuring reliability, and guiding modernization efforts in complex enterprise environments.

What are some common challenges faced by Senior Mainframe Developers when integrating legacy systems with modern technologies?

Senior Mainframe Developers often encounter challenges when integrating legacy mainframe systems with newer technologies such as cloud platforms, APIs, or microservices. These challenges include ensuring data consistency, maintaining system security, and minimizing downtime during migrations. Collaboration with cross-functional teams, such as infrastructure engineers and application developers, is key to developing seamless integration solutions. Staying up-to-date with modernization tools and best practices can help address these complexities and support the organization's digital transformation goals.

What are Senior Mainframe Developers?

Senior Mainframe Developers are experienced professionals who design, develop, and maintain mainframe systems—large-scale computers used by organizations for critical applications, bulk data processing, and enterprise resource planning. They are proficient in languages like COBOL, JCL, and Assembler, and often work with databases and transaction processing systems. Their responsibilities include troubleshooting system issues, optimizing performance, mentoring junior developers, and ensuring the reliability and security of mainframe operations.
What cities near Hackensack, NJ are hiring for Senior Mainframe Developer jobs? Cities near Hackensack, NJ with the most Senior Mainframe Developer job openings:
Infographic showing various Senior Mainframe Developer job openings in Hackensack, NJ as of July 2026, with employment types broken down into 81% Full Time, 8% Part Time, 1% Temporary, and 10% Contract. Highlights an 82% Physical, 3% Hybrid, and 15% Remote job distribution, with an average salary of $130,786 per year, or $62.9 per hour.
Mainframe Engineer

Mainframe Engineer

Hired By Matrix

Livingston, NJ • On-site

$53.50 - $68.75/hr

Contractor

Re-posted 9 days ago


Job description

Company Description
Job Description
This position is a critical member of the Mainframe Engineering team. The primary function is supporting the z/OS platform that hosts 6 LPARs, 10 DB2 subsystems, 11 CICS Regions across 3 different business units. This position also provides technical support for all the application developers for these systems.
Responsibilities:
  • Operating system and subsystem installation and customization using the IBM Serverpac process.
  • Responsible for the overall management and administration of DB2 for z/OS, CICS for z/OS.
  • Analyze, debug, and problem resolution for operating system and program product related issues.
  • Initiate z/OS environmental set-up to support all Mainframe software products.
  • Provide technical leadership to development, scheduling, database admin, and operations groups.
  • HMC and System Initialization (IPL) Details and procedures.
  • Provide application development community support to identify and resolve programming and environmental problems.
  • Manage vendor relationships, software license agreements, capacity reporting (SCRT).
  • Participate in Disaster Recovery events and testing procedural updates.
  • Effective workload balance tuning and performance knowledge (WLM resource definitions).
  • SMS storage administration including volume initializations, and ACS routine updates.
  • TCP/IP and Communication Manager Configuration and administration.
  • USS definitions, OMVS and z/OS commands for managing processes.
  • Perform other duties as assigned.

Requirements:
  • Strong knowledge of z/OS operating system architecture, internals, operations, and recovery scenarios.
  • Working experience with major subsystems: CICS, DB2.
  • 24x7 on call support.
  • Ability to diagnose and resolve problems quickly and completely.
  • Strong preference with mainframe automation and monitoring tools such as Control/M/R/O, Mainview.
  • ISV product installation and support (CA and BMC a big plus).
  • HCD configuration is highly desirable. (IOCD, IODF).
  • Candidate must be self-motivated and assertive while possessing the ability to handle and prioritize multiple tasks in a team environment.
  • Excellent working knowledge of mainframe infrastructure technologies.
  • Strong written and communication skills.
  • Regular and predictable attendance.
  • Minimum of 10 years of experience as a senior z/OS System Programmer.
  • Significant (7 or more years) systems engineering mainframe support.

Qualifications
Additional Information
All your information will be kept confidential according to EEO guidelines.