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Senior Assembly Language Programmer Jobs in Irvine, CA

EV Mode

Firmware Engineer

Irvine, CA · On-site

May have responsibility for the programming of assembly language, machine language and high level languages, including but not limited to C and C++. Selects, develops, and evaluates personnel to ...

Masimo

Sr Engineer, Technology Board Software

Irvine, CA · On-site

$113K - $185K/yr

Job Summary The Embedded Software Engineer within our Technology Board Software team will play a ... Exceptional skill in C with some grasp of Assembly language. * Thorough understanding of Embedded ...

Masimo

Sr Engineer, Technology Board Software

Irvine, CA · On-site

$113K - $185K/yr

Job Summary The Embedded Software Engineer within our Technology Board Software team will play a ... Exceptional skill in C with some grasp of Assembly language. * Thorough understanding of Embedded ...

Vast

Senior Manufacturing Engineer, ECLSS

Long Beach, CA

$112K - $159K/yr

Drive hands-on fabrication, assembly, integration, and test activities in a fast-paced hardware ... Senior Manufacturing Engineer: $137,760 - $192,552 * Staff Manufacturing Engineer: $162,360 - $230 ...

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Senior Assembly Language Programmer information

See Irvine, CA salary details

$14

$56

$77

How much do senior assembly language programmer jobs pay per hour?

As of Aug 24, 2026, the average hourly pay for senior assembly language programmer in Irvine, CA is $56.11, according to ZipRecruiter salary data. Most workers in this role earn between $47.21 and $67.07 per hour, depending on experience, location, and employer.

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 the key skills and qualifications needed to thrive as a senior assembly language programmer?

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 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.

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Senior Assembly Language Programmer jobs near you

Firmware Engineer

EV Mode

Irvine, CA • On-site

Full-time

Re-posted 15 days ago

Job description

Firmware Engineer for EV charging system

Intermediate level

Directs the activities related to the analysis, design, programming, debugging, troubleshooting, and modification of software for firmware (IC embedded code) applications. Oversees programming activities involving analog and digital hardware and software operating systems. May have responsibility for the programming of assembly language, machine language and high level languages, including but not limited to C and C++. Selects, develops, and evaluates personnel to ensure the efficient operation of the function.

Responsibilities

  • Develops full software stack for EV charging station including firmware, OCPP/OCPI protocol and more; enables co-work of development and algorithm engineers on the same software code base
  • Supports internal and external software products
  • Develops understanding of and relationship with internal and outsourced development partners on firmware design and development
  • Participates as a member of project team of other firmware engineers and internal and outsourced development partners to develop reliable, cost effective and high quality solutions for low to moderately-complex products

Knowledge & Skills

  • Microchip and Atmel based AVR chip experience.
  • Ocpp protocol experiences
  • ESP32 based wifi chip experiences.
  • Experience or understanding of firmware design tools and languages. Proficient in Assembly and C/C++ programming languages
  • Demonstrated desire to learn
  • Strong coursework in software development, systems engineering, software product management, or electrical engineering
  • Ability to understand and deal well with rapid development cycles and remain flexible in the face of uncertainty
  • Good analytical and problem solving skills.
  • Proficient in reading complex component datasheets and board schematics
  • Good written and verbal communication skills; mastery in English and local language.

Scope & Impact

  • Supports software engineering leadership
  • Works closely with architects and technology leads, directly engaging with internal and external software development teams
  • Directly impacts delivery time and quality
  • Practical knowledge of applications within business environment. Acts as team member by providing information, analysis and recommendations in support of team efforts. Exercises independent judgment within defined parameters.

Education & Experience

  • Bachelor's degree in relevant area or demonstrated competence. Typically 2-4 years of related experience.