Assembler Developer
Samprasoft
Assembly Language Developer
We are seeking a highly experienced Assembly Language Developer with deep expertise in IBM z/OS mainframe environments, IRS Core Record Layouts (CRL), and legacy system modernization. The ideal candidate will support the extraction of business rules from legacy code, assist in code conversion to modern platforms, and work with mission-critical IRS systems such as the Individual Master File (IMF) and Business Master File (BMF).
Key Responsibilities:
- Analyze, maintain, and enhance legacy code written in IBM z/OS assembly language.
- Extract business rules from existing assembly code and assist in code conversion efforts.
- Work with IRS Core Record Layouts (CRL) and QSAM data formats to support data processing and transformation.
- Collaborate with cross-functional teams to ensure accurate interpretation and migration of legacy logic.
- Utilize CA Endevor Software Change Manager (SCM) for version control, release management, and secure code handling.
- Leverage BMC Control-M for job scheduling, workflow automation, and monitoring batch job execution.
Required skills/Level of Experience:
- Bachelor’s degree in Computer Science, Information Systems, or a related field.
- In-depth knowledge of IBM z/OS assembly language, including:
- Assembly instructions, addressing modes, and data manipulation techniques
- Job control processing and JCL
- Familiarity with IBM mainframe architecture, including:
- Storage hierarchy (registers, memory, I/O)
- System calls (SVCs) and interrupt handling
- Experience with IRS Core Record Layouts (CRL) and QSAM/VSAM data formats (highly desirable).
- Experience with IRS IMF or BMF systems (highly desirable).
- Proficiency with CA Endevor SCM for secure and controlled software development lifecycle management.
- Experience with BMC Control-M for job automation and workflow orchestration.
- Strong understanding of mainframe development tools, including debuggers, assemblers, linkers, and utilities.
- Familiarity with DB2 and other legacy data storage formats.
Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Assembler Developer in Bethesda, MD vacancy
- ...The Cleanroom Assembler is responsible for fabricating, inspecting, and packaging MaxCyte's Process Assembly (PA) Disposables and Sub-assemblies in a controlled cleanroom environment. This position performs assembly operations using engineering drawings, manufacturing...SuggestedWork at office
MaxCyte
Garrett Park, MD1 day ago $154.05k - $278.48k
Leidos has an exciting opportunity for a MarkLogic Developer SME in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling...SuggestedFull timeImmediate startFlexible hours$87.1k - $157.45k
Leidos has an exciting opportunity for an ETL Developer in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling,...SuggestedFull timeImmediate startFlexible hours$107.9k - $195.05k
...multiyear research and development cycles.As an Nosql Database Engineer, you’ll be a member of our platform engineering team and help develop, deploy and maintain nosql databases as foundational elements of our microservice eco-system using a Kubernetes as foundational...SuggestedFull time$61.72k - $86.18k
...difference for students and society aren't separate goals—they're one and the same. This means creating an environment where colleagues can develop new skills, build careers that match their ambitions and see the tangible impact of their work on healthcare education and...SuggestedFull timeWork at officeFlexible hoursCovista
Silver Spring, MD3 days ago- ...multiyear research and development cycles.As an Nosql Database Engineer, you’ll be a member of our platform engineering team and help develop, deploy and maintain nosql databases as foundational elements of our microservice eco-system using a Kubernetes as foundational...
- Planned Systems International (PSI) is an Enterprise IT services company who focuses on designing, building, securing, and operating cutting‑edge software solutions that drive mission success and operational excellence for Federal Government organizations. We are currently...Full timeTemporary workFor contractorsLocal areaImmediate startRemote workFlexible hours
Planned Systems International
Bethesda, MD1 day ago - ...business management information systems.Collaborate with Systems Engineers, Software Engineers, Architects, and Operations teams to develop enterprise AFEM (Automated Facial Extraction and Matching) capabilities.Participate in test, staging, and production deployments,...
$84.84k - $153.55k
...difference for students and society aren't separate goals—they're one and the same. This means creating an environment where colleagues can develop new skills, build careers that match their ambitions and see the tangible impact of their work on healthcare education and...Full timeTemporary workWork at officeVisa sponsorshipWork visaFlexible hoursCovista
Silver Spring, MD3 days ago$140k - $220k
ZoomInfo is where careers accelerate. We move fast, think boldly, and empower you to do the best work of your life. You’ll be surrounded by teammates who care deeply, challenge each other, and celebrate wins. With tools that amplify your impact and a culture that backs ...Worldwide$107.9k - $195.05k
...business management information systems.Collaborate with Systems Engineers, Software Engineers, Architects, and Operations teams to develop enterprise AFEM (Automated Facial Extraction and Matching) capabilities.Participate in test, staging, and production deployments,...Full timeRemote workFlexible hours- ...personalization, content targeting, dynamic content delivery, and modern digital experience best practicesCORE WORK ACTIVITIESDesign, develop, and maintain scalable Adobe Experience Manager (AEM) applications, components, templates, services, and content models to support...Full timeTemporary workRemote workFlexible hours
$154.05k - $278.48k
...Responsibilities:Participates in and/or directs software programming initiatives using Java, JavaScript, Python, SpringBoot, and Hibernate.Develops and directs software system validation and testing methods using Junit and Katalon and uses integrated custom developed software...Full timeImmediate startFlexible hours- Company DescriptionUSM Business Systems Inc. is a quickly developing worldwide System Integrator, Software and Product Development, IT Outsourcing and Technology assistance supplier headquartered in Chantilly, VA with off-shore delivery centers in India. We offer world...Local areaWorldwide
$130k - $180k
...LevelStaffEducationMaster's DegreeTravel-Security Clearance RequiredSecretJob DescriptionPrescient Edge is seeking a Senior Software Developer to support a federal government client.Benefits & Compensation: At Prescient Edge, we believe that acting with integrity and...$140k - $220k
...design, and own the end-to-end development of ZoomInfo's customer-facing GraphQL APIs, ensuring high availability, low latency, and developer-friendly experiences.- Define schema design standards, versioning, deprecation, and backward-compatible evolution across product...Worldwide$154.05k - $278.48k
...(facial recognition, fingerprint, iris scan) with existing applications and systems using provided SDKs and APIs.API Development: Develop and maintain application programming interfaces (APIs) for third-party applications to interact with the biometric system. System Architecture...Full timeImmediate startFlexible hours$68.08k - $141.83k
...in Bethesda (REMOTE), Maryland (US-MD), United States (US).Job Summary:The Frontend / UX Engineer is responsible for designing, developing, and optimizing user interfaces that deliver a secure, accessible, and intuitive experience for personnel and stakeholders. This...Full timeContract workTemporary workWork at officeRemote workFlexible hours$107.9k - $195.05k
Leidos has an exciting opportunity for a Sr. Full Stack Developer in our Intel Security Sector's Analysis Solutions Business Area. Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and...Full timeImmediate startFlexible hours$98k - $163k
...you Will Do Design, build, and maintain backend services in Node.js/Express, exposing secure REST APIs for MeSH editing and browsing.Develop responsive Angular front-ends (Angular Material, Bootstrap, RxJS) for record, concept/term, and tree editing and for public search....Full timeFlexible hours- ...machine learning to stay ahead of emerging threats and opportunities. This Program is seeking a full stack software engineer to develop, maintain and enhance complex and diverse software systems supporting Analytic Missions. This Program has a robust process to ensure...
$112k - $176k
ZoomInfo is where careers accelerate. We move fast, think boldly, and empower you to do the best work of your life. You’ll be surrounded by teammates who care deeply, challenge each other, and celebrate wins. With tools that amplify your impact and a culture that backs ...Worldwide- ...and radiological products. The scope of this contract is to provide the full range of technical and management services necessary to develop, maintain, and enhance CFSAN systems. The general requirements include providing Custom Computer Programming Services (NAICS 541511...Full timeContract workTemporary workFor contractorsWork at officeFlexible hours
$103.8k - $218.1k
...RegularPercentage of Travel Required: NoneType of Travel: None* * *The Opportunity:CACI is seeking a highly motivated and independent Software Developer to support an Intelligence Community (IC) customer focused on improving cross IC code sharing and enterprise software efficiency....Contract workWork experience placementFlexible hours$68.08k - $141.83k
...operational status monitoring in compliance with cybersecurity and privacy requirements. The IoT Edge Software Engineer is responsible for developing and maintaining software modules that run on Linux-based gateway hardware, supporting features such as device authentication,...Contract workTemporary workWork at officeRemote workFlexible hours- Analytica is seeking a Full Stack Developer to support the design, development, testing, deployment, and maintenance of secure, scalable enterprise applications for a federal government client. The ideal candidate will work across the full software development lifecycle...For contractorsLocal area
$112k - $176k
ZoomInfo is where careers accelerate. We move fast, think boldly, and empower you to do the best work of your life. You’ll be surrounded by teammates who care deeply, challenge each other, and celebrate wins. With tools that amplify your impact and a culture that backs ...Worldwide- ...The percentage of remote work will vary based on client requirements/deliverables.Specifically, we are looking for a skilled Python developer to join our team to build and maintain scalable microservices that interface with Kafka for real-time messaging and Elasticsearch...Contract workRemote workFlexible hours
- Job Summary This position is responsible for identifying and installing technical components to include cable and cable systems within physical structures such as rooms, buildings, etc., utilizing established policies, standards, and procedures. The incumbent researches...Work at officeShift workWeekend workAfternoon shift
Biztec
Silver Spring, MD1 day ago - ...Syms Strategic Group (SSG) is seeking a talented Software Developer Location: Remote Department: Veterans Affairs Type: Full Time Min. Experience: Experienced Security Clearance Level: Public Trust (MBI) Military Veterans are highly encouraged...Full timeRemote work
Ssg
Silver Spring, MD12 hours ago
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Assembler Developer. Be the first to apply!
Related searches
- interactive developer Bethesda, MD
- developer relations Bethesda, MD
- developer contractor Bethesda, MD
- nosql developer Bethesda, MD
- progress developer Bethesda, MD
- sas programmer Bethesda, MD
- remedy developer Bethesda, MD
- weekend programmer Bethesda, MD
- informatica etl developer Bethesda, MD
- program developer Bethesda, MD