ZipRecruiter

Log In

1

Senior Assembly Language Programmer Jobs in Washington

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

MANTECH

Senior CNO Developer

Hanover, MD · On-site

$124K - $170K/yr

MANTECH seeks an experience and mission focused Senior CNO Developer to join our team in Hanover ... Experience with assembly language programming * Experience with unit testing frameworks and ...

next page

Showing results 1-20

All JobsSenior Assembly Language Programmer JobsSenior Assembly Language Programmer Jobs in Washington

Senior Assembly Language Programmer information

What does a Senior Assembly Language Programmer do?

A Senior Assembly Language Programmer designs, writes, and maintains low-level software using assembly language, which directly interacts with computer hardware. They optimize critical system components for performance and efficiency, often working on embedded systems, operating systems, or device drivers. Their responsibilities include debugging complex code, improving system stability, and collaborating with hardware engineers to ensure software integrates seamlessly with hardware. With their advanced knowledge, they also mentor junior programmers and contribute to architectural decisions.

What are some common challenges faced by Senior Assembly Language Programmers when working on legacy systems?

Senior Assembly Language Programmers often encounter challenges such as deciphering poorly documented or outdated code, ensuring compatibility with modern hardware, and troubleshooting obscure bugs that may not manifest in higher-level languages. Collaborating with cross-functional teams can also be complex, as few colleagues may have deep assembly expertise. To address these issues, programmers typically rely on thorough code reviews, strong analytical skills, and effective communication to bridge knowledge gaps and ensure the stability and performance of critical systems.

What is the difference between Senior Assembly Language Programmer vs Embedded Systems Engineer?

AspectSenior Assembly Language ProgrammerEmbedded Systems Engineer
CredentialsTypically requires a degree in Computer Science or Electrical Engineering, with experience in assembly languageRequires a degree in Electrical Engineering, Computer Engineering, or related fields, often with knowledge of embedded programming
Work EnvironmentPrimarily focused on low-level programming, debugging hardware interfaces, and optimizing assembly codeDesigning, developing, and testing embedded systems, often involving both hardware and software components
Industry UsageUsed in industries like aerospace, defense, and hardware manufacturing where low-level programming is criticalCommon in consumer electronics, automotive, medical devices, and IoT sectors

The main difference is that Senior Assembly Language Programmers specialize in low-level assembly coding for hardware optimization, while Embedded Systems Engineers work on designing and developing complete embedded solutions, often combining hardware and software skills. Both roles require technical expertise but focus on different aspects of embedded technology.

What are the key skills and qualifications needed to thrive as a Senior Assembly Language Programmer, and why are they important?

A Senior Assembly Language Programmer needs deep expertise in low-level programming, computer architecture, and debugging, usually supported by a degree in computer science or a related field and several years of relevant experience. Familiarity with specific assembly languages (such as x86 or ARM), integrated development environments (IDEs), debuggers, and version control systems is critical. Exceptional problem-solving skills, attention to detail, and the ability to communicate complex technical concepts clearly are standout soft skills. These competencies ensure the delivery of efficient, reliable, and optimized code essential for performance-critical systems.
What are popular job titles related to Senior Assembly Language Programmer jobs in Washington? For Senior Assembly Language Programmer jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Senior Assembly Language Programmer jobs in Washington look for? The top searched job categories for Senior Assembly Language Programmer jobs in Washington are:
What cities in Washington are hiring for Senior Assembly Language Programmer jobs? Cities in Washington with the most Senior Assembly Language Programmer job openings:
Senior Assembly Language Programmer jobs near you

Senior ALC Developer

The Case Engineering Group LLC

New Carrollton, MD • On-site

$145K/yr

Full-time

This job post has expired 1 day ago. Applications are no longer accepted.

Job description

Senior ALC Developer

Location: Hybrid – New Carrollton, MD (Lanham) with remote flexibility
Position Type: Full-Time
Reports To: Technical Program Manager

Note: This position is contingent upon contract award. Anticipated award date is end of July 2026.


About The C.A.S.E. Engineering Group

The C.A.S.E. Engineering Group is an Information Technology (IT) engineering firm that specializes in providing cybersecurity advisory services, modernizing IT architectures, developing and implementing IT strategic plans, and designing and engineering innovative systems, software, and applications. C.A.S.E. stands for Cybersecurity, Architecture, Strategy, and Engineering, which reflects both our core expertise and our belief that developing innovative solutions in unique environments requires a balanced approach. While C.A.S.E. tailors its solutions on a case-by-case basis to address the specific challenges organizations face, it also leverages industry best practices to ensure efficiency, security, and long-term success.
This position supports a mission-critical federal tax processing environment, where our team sustains and optimizes the core IBM mainframe systems that process the nation’s master file data. We are seeking a Senior ALC Developer with deep Assembly Language Coding expertise who can develop, debug, and optimize high-performance routines at the heart of these high-availability systems, and who excels at the system integration work that keeps a complex mainframe environment running reliably. We seek professionals who are not only technically proficient but also adaptable, analytical, and dedicated to excellence—ensuring that we continue to provide our clients with the best expertise available.

Position Overview

The Senior ALC Developer will be responsible for developing, maintaining, debugging, and optimizing Assembly Language Coding (ALC) applications on an IBM Mainframe platform in support of a federal tax processing and master file research environment. This role requires extensive experience in mainframe application development, a strong command of system integration within a high-availability environment, and the ability to troubleshoot and optimize performance at a low level. The developer will collaborate with cross-functional teams to resolve production issues, implement enhancements, and ensure all changes meet federal standards before deployment.
This is a full-time, hybrid role requiring availability during normal business hours, with occasional night and weekend work as needed based on project demands. Personnel must have reasonable access to the government site in Lanham, MD and be able to travel there within two hours’ notice. The Senior ALC Developer reports to the Technical Program Manager and works closely with development, testing, and operations teams to ensure high-quality software development and system integration.

Key Responsibilities

  • Develop, test, debug, and maintain Assembly Language Coding (ALC) applications on an IBM Mainframe platform
  • Perform mainframe application development, optimization, and low-level performance tuning
  • Support system integration efforts within a complex, high-availability environment
  • Work extensively with Job Control Language (JCL), AEV JCL, VSAM, Panels, Copybooks, and Skeleton PROCS
  • Troubleshoot and resolve production problems in a timely manner to sustain system availability
  • Follow Production Environment Control Process (PECP) guidelines and the ServiceNow ticket and Endevor transmittal processes
  • Use CFOL Command Codes for research and support analysis of IRS Individual and Business Master Files
  • Design, modify, and document coding changes for application enhancements and legislative mandates
  • Perform peer reviews and ensure adherence to coding best practices
  • Ensure software changes are defect-free before deployment to production
  • Produce Enterprise Life Cycle (ELC) documentation such as DSR, iBSR, ICD, and TRR
  • Utilize the IBM Engineering Lifecycle Management (ELM) Tool Suites, including DOORS Next, Jira, and Endevor
  • Support Agile development practices and collaborate with stakeholders to define and implement technical solutions


Qualifications:


Education:

  • Bachelor’s degree in Computer Science, Information Systems, or a related field (or equivalent experience)


Experience:

  • At least 8 years of experience in ALC (Assembler Language) development
  • Strong experience in mainframe application development, debugging, and optimization
  • Expertise in system integration and working within a high-availability environment


Technical Expertise:

  • IBM Mainframe Assembly Language Coding (ALC)
  • IBM Suite, File Manager, Job Control Language (JCL), AEV JCL, and IBM Debugger
  • VSAM, Panels, Copybooks, and Skeleton PROCS
  • Endevor and the Service Now ticket / Endevor transmittal processes
  • IBM Engineering Lifecycle Management (ELM) Tool Suites, e.g., IBM Requirements Management DOORS Next and Jira
  •  CFOL Command Codes for research


Additional Skills:
  • Strong problem-solving and debugging skills with attention to detail
  • Knowledge of the IRS Individual and Business Master File systems is highly desirable
  •   Familiarity with Enterprise Life Cycle (ELC) process and documentation, and Agile methodologies
  • Knowledge of RHEL 8 containerization and Cloud Migration is a plus
  • Ability to collaborate in a team-oriented environment and communicate effectively with technical and non-technical stakeholders
  • Adaptability in a fast-paced, evolving work environment with shifting priorities


Clearance:

  • Must possess and maintain an active federal Public Trust / Minimum Background Investigation (MBI) clearance at the time of application
  • U.S. work authorization required


Why Join Us?
  • Work with mission-critical systems that directly support federal tax processing operations
  • Apply specialized Assembly Language expertise on high-impact, high-visibility systems
  • Be part of a growing company that values innovation, technical excellence, and problem-solving
  • Hybrid role offering flexibility and work-life balance
  • Opportunities for professional growth and advancement