Mainframe Assembler
Maintec Technologies
Job Description: Design, coding, and testing: Mainframe assemblers are responsible for designing, coding, and testing application programs using the IBM Assembler language. They should also be familiar with the entire Software Development Life Cycle (SDLC) and have a solid understanding of mainframe operating systems, such as z/OS.
Debugging and troubleshooting: They perform debugging and troubleshooting of mainframe applications to ensure they function correctly and efficiently.
Documentation: Mainframe assemblers may also be responsible for documenting the design of the assembler programs, explaining how they work, and providing guidelines for their use.
Technical support: They provide technical support for mainframe systems, optimizing performance, and ensuring compliance with coding standards and technical design.
These assemblers work closely with system architects and analysts to understand the requirements and specifications of a system, and then translate these into efficient, low-level machine code. They must keep themselves updated with the latest mainframe technologies and assembler programming techniques to ensure the continuous functionality and reliability of mainframe systems.
Debugging and troubleshooting: They perform debugging and troubleshooting of mainframe applications to ensure they function correctly and efficiently.
Documentation: Mainframe assemblers may also be responsible for documenting the design of the assembler programs, explaining how they work, and providing guidelines for their use.
Technical support: They provide technical support for mainframe systems, optimizing performance, and ensuring compliance with coding standards and technical design.
These assemblers work closely with system architects and analysts to understand the requirements and specifications of a system, and then translate these into efficient, low-level machine code. They must keep themselves updated with the latest mainframe technologies and assembler programming techniques to ensure the continuous functionality and reliability of mainframe systems.
Vacancy posted 8 hours ago
Similar jobs that could be interesting for youBased on the Mainframe Assembler in Wilmington, DE vacancy
- ...We are seeking an experienced Mainframe Assembler Developer with strong expertise in IBM Assembler programming and mainframe environments. The ideal candidate will be responsible for designing, developing, testing, and supporting mainframe applications while ensuring performance...Mainframe
- Delta System & Software, Inc. is seeking a Mainframe Assembler responsible for designing, coding, and testing applications using IBM Assembler. The role requires familiarity with the SDLC and mainframe OS such as z/OS. You will debug and troubleshoot, document designs,...Mainframe
- Job ID: 25810926Reference Number: 25-00716Title: Mainframe DeveloperLocation: Wilmington, DE, 08830Posted Date: 2025-06-30Company: HAN StaffingJob Title: Mainframe DeveloperLocation : Wilmington DEExperience - 8+RTTO - Day 1Required Skills:• Mandatory Skills- COBOL, MQ,...Mainframe
- ...Mainframe IMS and CICS Wilmington, DE FTE/FTC Diverse Lynx LLC is an Equal Employment Opportunity employer. All qualified applicants will receive due consideration for employment without any discrimination. All applicants will be evaluated solely on the...MainframeFixed term contract
- 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
- Job ID: 23464194Reference Number: 24-01107Title: Mainframe DeveloperLocation: Wilmington, DE, 08830Posted Date: 2024-11-05Company: HAN StaffingPosition: Mainframe Developer with IMS BackgroundLocation: Wilmington, DE (Day 1 Onsite is Must)Duration: ContractNote: We need...Mainframe
- Job-ID31842506Reference26-00371 Job Title: Senior Mainframe Application DeveloperLocation : Wilmington, DE OnsiteContractRTTO - 5 Days OnsiteMandatory Skills - IBM-Z/OS COBOL, CICS, DB2, IBM MQ, VSAM, JCL, CA7, Changeman and IBM Mainframe Utilities along with problem solving...Mainframe
- ...Job Title: Mainframe Developer Location : Wilmington, DE OR Jersey City, NJ Exp: 15+ Yrs Rate: $50-55/hr on W2 RTTO - 5 Days Onsite Visa : USC and GC only Mainframe - JD Must be really strong profile Analytically...Mainframe
- ...Job Title: Mainframe IMS and CICS - All role will require client interview Location : Wilmington DE Location : Jersey City NJ Experience - 8+ RTTO - 5 Days Onsite Required Skills: • Programming Languages: Strong proficiency...Mainframe
- Job title: Sr Mainframe Developer Location: Wilmington, DE, 19803 hybrid (minimum of 3 days in office) Job Description: · Develops and implements solutions that address complex business challenges, enhancing the ability to make data-driven decisions and improving operational...MainframeWork at office
- ...Job Title MUST HAVES: ~5+ years of experience ~ z/OS mainframe ~ Syncsort ~ MFT (GoAnywhere, Sterling, Axway, or MoveIT) ~ COBOL ~ XML Mapping Required experience: Hands-on experience setting up MFT flows in GoAnywhere or another Managed...Mainframe
- ...Technology and Business consulting services. We are in search of a highly motivated candidate to join our talented Team.Job Title: Mainframe Developer (COBOL & Modernization)Location: Wilmington, DE (5 days a week onsite)Job Description:OverviewWe are seeking an...Mainframe
$46 - $51 per hour
Job Title Job Overview: Pay Range: $46hr - $51hr Requirement/Must Have: Candidate should have expertise in COBOL, JCL, VSAM, IMS, CICS & DB2. Expertise in CICS Programming including knowledge of CICS Screen Programming is Mandatory. Experience/Knowledge...Mainframe- ...Essential Job Functions: • Provides basic help desk support for problems and service requests related to hardware, software, network/mainframe connectivity and application support within a 24x7x365 support team. • Acts as representative of technical services to its...Mainframe
- ...Identify release risks and dependencies and drive mitigation strategies Workstreams Classic /Release Flow ~ Legacy, mainframe-based systems ~3-7 releases per year ~ Stable and well-defined release cadence ~ Focus on oversight and execution (no...MainframeContract work
- Veriipro is seeking a skilled developer to create and support mainframe applications using COBOL, PL/I, and Assembler. The candidate should be proficient in CICS and IMS for managing transactions and data processing efficiently. This role demands solid experience with JCL...Mainframe
- ...Lead Software Engineer (Sr. Backend Engineer w/ DevOps Specialization) Migration Loan Origination system from mainframe Cobol to AWS microservice architecture Must have: Flawless communication Typescript expert (Please try for Node.js for backend along with...Mainframe
$121.13k - $193.8k
Calling all innovators - find your future at Fiserv.We're Fiserv, a global leader in Fintech and payments, and we move money and information in a way that moves the world. We connect financial institutions, corporations, merchants and consumers to one another millions of...MainframeFull time- Mandatory Skills Programming Languages: Strong proficiency in COBOL Mainframe Operating Systems: In-depth knowledge of z/OS Database... ...applications using languages like COBOL , PL/I , and Assembler . Design and manage CICS transaction programs for real‑time data...Mainframe
- ...Role: Senior Mainframe Developer # 54254 - 1 Location: 880 Powder Mill Road, Wilmington, DE (Onsite role, Need Locals) Duration: 12+ Months Webex Interview Client: Banking Thru Cognizant Job Description: ? Develops and implements solutions...MainframeLocal area
- ...Senior Mainframe DeveloperWe are seeking an experienced Senior Mainframe Developer to design, develop, and maintain enterprise banking applications on IBM Mainframe platforms. The ideal candidate will have strong expertise in COBOL, CICS, JCL, DB2, IMS, VSAM, and MQ Series...Mainframe
- ...office is Must) Duration Contract Note PP number is mandatory Mandatory Skills Selenium, Automation, Java Coding, API Automation, Mainframe Testing, TOSCA Job Description Design, develop, and maintain scalable test automation frameworks and Automation background is...MainframeContract workPart timeWork at office
- ...with modern technology stacks, including cloud, big data, microservices, APIs Experience with legacy technology stacks, such as Mainframe Familiarity with developing and driving automation frameworks, including user acceptance testing Applicants must be authorized to...MainframeWork visa
- ...and Oracle files.Utilize UNIX scripts for automating processes and integration within existing operational framework.Utilize TSYS mainframe through Visual basic and SAS Scripts as per test scenarios to condition test data and validate test results.Utilize PL/SQL and SQL...MainframeFull timeRemote work
$107.5k - $179.1k
...value-added audit reports for a variety of high-risk technology areas, including ITIL service delivery disciplines, API governance, mainframe platform technology, cloud computing (Azure, etc.), DevOps CI/CD pipelines, software defined infrastructure management, and...MainframeFull timeWork experience placementRemote workRelocation- ...payments, digital banking platforms, core banking and merchant solutions. ~ Preferred financial industry experience. ~ Preferred mainframe experience. ~ Exceptional communication and presentation skills, emotional intelligence, with the ability to listen, advise,...MainframeInterim role
$110k - $165k
...hardware and software technologies. The IBM z platform and the mainframe disk and tape technologies are frequently refreshed across our... ...MQExcellent oral/written communication skillsSkills desired:Assembler, COBOL and REXX coding and knowledge of CICS ExitsWeb application...MainframeTemporary workLocal areaRemote workFlexible hours- ...serverless, event-driven AWS architectures using Lambda (Python/Java), ECS Fargate, Step Functions, and EventBridge. Translate legacy Mainframe Assembler logic and Mastercard IPM messages into Python/Java-based workflows on AWS. Implement multi-region active/passive architecture...MainframeContract work
- ...the ability to listen, advise, empathize, and explain to varied audiences, at all levels. ~ Exceptional analytical skills and the ability to see the connections between layers of business operations Desired: Mainframe experience. Education: Bachelor's degree...MainframeInterim roleLocal areaRelocation
- ...be part of a dynamic team that values craftsmanship, innovation, and teamwork. Overview We are seeking a skilled Mechanical Assembler to join our team. The ideal candidate will be responsible for assembling, building, and creating custom fabricated parts for our systems...
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Mainframe Assembler. Be the first to apply!


