Mainframe Assembler Developer
RIT Solutions, Inc.
Title: Mainframe Assembler Developer
Location: Hybrid in Addison, TX or Charlotte, NC (3 days in office 2 days remote) Relo candidates are fine
We are seeking a highly experienced Mainframe Assembler Developer to support and enhance a mission-critical legacy application written in IBM z/OS assembler language. This role requires a self-sufficient engineer capable of independently analyzing, maintaining, and improving high-volume, high-availability batch processing systems in a regulated financial services environment. The ideal candidate brings deep expertise across core mainframe technologies and strong familiarity with parallel sysplex environments.
Key Responsibilities
- Analyze, maintain, and improve high-volume, high-availability batch processing systems.
- Provide production support for IBM Mainframe applications.
- Develop and troubleshoot JCL.
- Manage GDGs and batch processing to meet strict SLAs.
- Work independently within loosely documented legacy environments.
- Analyze complex assembler codebases to diagnose and resolve critical production issues.
- Handle incident management using tools like ServiceNow or Remedy.
Experience: 5+ years of experience in IBM Mainframe application development and production support.
Technical Skills:
- Assembler (HLASM) programming
- JCL/ECL development and troubleshooting
- TSO / ISPF environment
- Connect:Direct (NDM)
- ISPW (or equivalent change management tools)
- CA7 scheduling
- GitHub CoPilot
- Mainframe datasets, VSAM, and utilities
Vacancy posted 3 days ago
Similar jobs that could be interesting for youBased on the Mainframe Assembler Developer in Summit, NJ vacancy
- ...: 2024-08-23Company: HAN Staffing Title: Java willing to Learn Mainframe Location: Omaha, NE / Irving, TX / Atlanta, GA / Berkeley Heights... ...: Ensures adherence to established standards and capable to develop highly efficient and scalable Java applications. Consults with...Mainframe
- ..., JCL, COBOL, REXX, EasyTrieve, VSAM, IDMS, Endevor, File Master, Dispatch, View, UniTechSkills and Experience Required8 years of mainframe experience in IBM JCL, CA7, JCL, and utilities, COBOL, REXX, EasyTrieve, VSAM, IDMS, Endevor, File Master, Dispatch, View, UniTech...Mainframe
Georgia IT Inc
Berkeley Heights, NJ3 days ago $109k - $182.4k
...TitleMainframe Software Development EngineerWhat does a successful Mainframe Software Development Engineer do at Fiserv?A successful Mainframe Software Development Engineer at Fiserv designs, develops and maintains high-quality software applications that support business...MainframeFull time- ...applications within a large-scale logging and metrics ecosystem. You’ll modernize legacy systems, integrate with mainframe and batch workflows, and develop critical software that supports compliance, interoperability, and core business operations. You will play a key role...Mainframe
E-Solutions
Berkeley Heights, NJ5 days ago $90k - $144k
..., analytical abilities, and creativity to maintain and enhance mainframe-based applications while supporting customer initiatives, product... ..., and modernization efforts. What you’ll do:Analyze, design, develop, test, implement, and support technical solutions within established...MainframeFull timeVisa sponsorshipNight shift- ...Job Description Insight Global is seeking a highly skilled and experienced Senior Mainframe Cobol Developer to join Fiserv’s Office Core Processing team. You will bring to life the systems that power our credit card processing applications. Your will interact with cross...MainframeWork at office
Insight Global
Berkeley Heights, NJ4 days ago - ...timeline of project delivery • Engage with senior management to develop technology strategy and drive implementation of the... ...Payments area • Experience working in Azure government cloud • Mainframe Knowledge Education: Bachelor's Degree or equivalent work experienceMainframeFull timeWork experience placement
Veracity
Berkeley Heights, NJ5 days ago - Job ID: 25440219Reference Number: 25-00308Title: MAINFRAME DEVELOPERLocation: Iselin, NJ, 08830Posted Date: 2025-04-29Company: HAN StaffingMAINFRAME DEVELOPERMainframe
- Job ID: 25440108Reference Number: 25-00307Title: MAINFRAME dEVELOPERLocation: Iselin, NJ, 08830Posted Date: 2025-04-29Company: HAN Staffing MAINFRAME DEVELOPERMainframe
- Job ID: 25590181Reference Number: 25-00521Title: Mainframe DeveloperLocation: Iselin, NJ, 08830Posted Date: 2025-05-27Contact: Devita... ...Phone: (***) ***-****Company: HAN StaffingJob Title: Mainframe Developer Location: Delaware (Onsite 5 days)Experience: COBOL/ CICS/DB2/...Mainframe
- Job ID: 26677802Reference Number: 25-01440Title: Mainframe DeveloperLocation: Iselin, NJ, 08830Posted Date: 2025-11-11Contact: Deepak... ...1) 795-0621Company: HAN Staffing Job Title - Mainframe IMS DB Developer Location: Wilmington, DE - 5 days onsite role, no hybrid Long...MainframeLong term contract
- Job ID: 25495878Reference Number: 25-00405Title: Cards Mainframe DeveloperLocation: Iselin, NJ, 08830Posted Date: 2025-05-08Contact: Deepak... ...(***) ***-****Company: HAN Staffing Role Name: Cards Mainframe Developer - SAGE - US2 Location: Chicago / Chicago onsite. Start date:...MainframeLocal area
- Job ID: 25501695Reference Number: 25-00417Title: mainframe DeveloperPosted Date: 2025-05-09Company: HAN StaffingLocation : Wilmington DE Job Description: Mandatory Skills- COBOL, MQ, JCL, DB2, CICS, VSAM Working on enterprise-wide applications, Agile methodologies Process...Mainframe
- Collaborate with cross-functional teams to analyze requirements, troubleshoot issues, and deliver scalable solutions. Ensure application stability, performance, and compliance with financial industry standards.Mainframe
Saxon Global
Florham Park, NJ5 days ago - ...workforce solutions to a diverse set of customers across various industries in the United States.Job DescriptionThis is for a mainframe developer that will be tasked to perform analysis, design, coding and testing of small, medium to large projects for the Rating,...Mainframe
- ...Mainframe Developer TECHM-JOB-31288 Location: [PARSIPPANY] Skill: Mainframe-1 Installing and configuring system software. Designing and coding new applications to run on the mainframe. Introduction and management of new workloads on the system, such as batch...Mainframe
Keylent Inc
Parsippany, NJ5 days ago - ...Sr Mainframe Developer Role: Mainframe Developer Location: Parsippany NJ (3 days a week) Job Description: Senior Application Developer, Mainframe. This is to standup a batch mainframe process which will take Revenue Data from the Revenue Datamart Systems, and feed it...Mainframe3 days per week
Keylent Inc
Parsippany, NJ4 days ago $77 - $83 per hour
...Mainframe Systems ProgrammerSr. Systems Analyst/Programmer-Consultant CPAS Support Newark, NJ HybridCore Skills:DDM'sNatural Structured Mode language modelFully versed in ADABAS Dara AccessJCL Batch ProcessingOnline ProcessingRemote Job Entry ProcessingExtensive experience...MainframeHourly paySunrise Systems
Newark, NJ5 days ago- ...be able to interface with application developers and operations teams, provide guidance... ...Jira and Kanban 2. Skills desired: Assembler and COBOL coding and knowledge of CICS... ...Experience in CICS application programming Skill Required: CICS Programmer - MainframeMainframe
- ...NAVA Software solutions is looking for a Sr. Mainframe Engineer Details: Role: Sr. Mainframe Engineer Location: Morris Plains, NJ , Memphis TN, Somerset NJ, Austin TX, St. Louis MO, Morristown NJ Remote to start - Hybrid from Nov onwards...MainframeRemote work
Nava Software Solutions
Morristown, NJ1 day ago - Job ID: 19396956Reference Number: 23-00649Title: Sr. Developer Blue PrismLocation: Iselin, NJ, 08830Posted Date: 2023-03-30Company: HAN... ...Browser Automation, Windows Automation, Surface Automation, Mainframe, SAP, MAPIEx, MS Excel VBO, Web Services. Experience in VB /...Mainframe
- ...Cobol Developer (Onsite - Morris Plains, NJ - Tampa, FL - Bloomfield, CT)Job Location: Onsite - Morris Plains, NJ - Tampa, FL - Bloomfield... ...TermJob Description:Designing, developing, and maintaining mainframe software applications using languages such as COBOLAnalysing...Mainframe
Cardinal Integrated
Morris Plains, NJ3 days ago - ...create a solution and push the data on the best cloud platform to fit your needs, including your own.Job DescriptionThis is for a mainframe developer that will be tasked to perform analysis, design, coding and testing of small, medium to large projects for the Rating,...Mainframe
- ...Role: Mainframe Application Developer Locations: - hybrid Work type: W2 only New York, NY Pittsburgh, PA In this opportunity, Kyndryl is looking to staff 3 MF Application developer positions, position where the candidate needs to work from client location 4...MainframeWork from homeFlexible hours
iPolarity
Whippany, NJ5 days ago - ...years of direct UiPath RPA Development experienceUiPath Advanced Developer Certification preferredAt least one year of hands-on... ...languages (e.g. .Net, Java, VB, C#/C, HTML/CSS, Python, Web Services, mainframe, web applications, SQL, data integration tools, technical...Mainframe
- ...Oracle DB, Angular, NodeJS, CI/CD, Junit Secondary Skill Big Data, Cloud enablement, TOGAF, Database architecture principles, Mainframe - COBOL, DB2 Core Java, J2EE, Tomcat, Spring Boot, REST services, JSON, Web services, XML etc • HTML5, CSS, JavaScript,...MainframeFull time
Zortech Solutions
Cranford, NJ1 day ago - ...Role: COBOL IBM Mainframe Devel oper- (Java EE / J2EE);Microsoft COBOL Location: Remote Duration: 12+ Months Experience... ...Position details Role Title: COBOL - IBM Mainframe Developer Required Skills: Integrated Eligibility System - Online and...MainframeImmediate startRemote work
TMS
Parsippany, NJ1 day ago $134k - $265k
...Domain Tech Lead — Infrastructure Patching Automation (Mainframe & AS/400)Join our AI & Engineering team by transforming technology... ...program across complex legacy and hybrid infrastructure estates, develop automation solutions that reduce manual effort and risk, and serve...MainframeLocal area- Are you ready to leverage your expertise to take our mainframe modernization practice to new heights? We are seeking exceptional individuals to join our team and play a pivotal role in driving innovation and transformation in our mainframe environment. You will have the...MainframePermanent employmentFull timeWork experience placementLive inWork at officeLocal area
- Job ID: 18689125Reference Number: 23-00117Title: CICS Mainframe programmerLocation: Iselin, NJ, 08830Posted Date: 2023-01-13Company: HAN Staffing 8 years of experience required This position is for a CICS Systems Programmer and a member of the Mainframe Services team that...Mainframe
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mainframe Assembler Developer. Be the first to apply!
Related searches