Software Engineer III

CHATSWORTH PRODUCTS INC; Round Rock (TX); On-site; USD 120,000 - 180,000; Full time

Job summary

CHATSWORTH PRODUCTS INC seeks a senior software engineer to develop embedded Linux software for innovative CPI products. You will design, implement and validate features in C/C++ and scripting, aiming for high performance and maintainability.

Work spans architecture, Buildroot/Yocto, and device drivers, with collaboration across hardware, QA and field teams. Mentoring juniors and meeting deadlines are essential in this role.

Qualifications

• BS or MS in Electrical Engineering, Computer Science, or equivalent.
• 10+ years of experience.
• Proficiency with C/C++, Lua, SQL, and Python.
• Experience with Buildroot and embedded Linux build systems (Yocto).
• Proficiency with Makefile-based build systems and cross-compilers.

Responsibilities

• Develops embedded Linux software in C, C++, or other languages for CPI products.
• Translate requirements into OS configurations, package selections, and app implementations.
• Lead analysis, design, and development on projects as SME.
• Optimize architecture for resource use, performance, and maintainability.
• Configure Buildroot environments and cross-compilation toolchains.
• Troubleshoot issues across OS, build systems, and application layers.
• Mentor junior engineers and participate in design reviews.
• Prepare release information for manufacturing and field service.

Skills

C/C++

Lua

Python

SQL databases

Git-based collaboration

Education

BS or MS in Electrical Engineering, Computer Science, or equivalent

Tools

Buildroot

Yocto

U-Boot

Git

JTAG

Job description

DescriptionJOB SUMMARY:Develops complex software, and creates and executes designs for new functionality. Involved with the design, analysis, validation and documentation of both standard and custom software products.ESSENTIAL FUNCTIONS:Develops software in C, C++, or other selected languages for embedded Linux OS based products and/or applications in accordance with the software development methodology and release process.Translate product-level functional requirements into operating system configurations, package selections, and application-layer software implementation requirements.Lead the analysis, design, and development on projects and be the technical subject matter expert on software products under development.Optimize software system architecture for the best balance of resource utilization, run-time performance, and future maintainabilityDevelop, configure, build, and maintain embedded Linux operating system environments using Buildroot, including package selection, dependency management, and integration of libraries, utilities, runtime daemons, and system services required to achieve product functionality.Develop, maintain, and enhance Makefile-based build systems utilizing Buildroot-generated cross-compilation toolchains to build, integrate, and maintain application-layer software within the embedded Linux environment.Troubleshoot and resolve complex issues across the operating system, package management, toolchain, build infrastructure, and application layers.Follow standard software development practices in a team environment using a Git based repository management systemFollow standard software QA practices to establish and develop test plans and procedures for unit level code and integration with hardware and other subsystems.Contribute towards design/code peer review, ensuring best practices are followed.Provide direction, mentorship, and support to junior software engineers.Attend and contribute to formal design reviews.Document architecture design, operating system configurations, package selections, build dependencies, algorithms, data flow and software integration procedures.Prepare and transfer appropriate information to manufacturing, field service and technical publishing during the release process.Provide continued technical support for customer support, field service, manufacturing, sales and marketing.Communicate effectively with lead engineer, cross functional teams and vendors.Track and report status of assigned tasks, reporting progress to team lead and/or Core Team.Meets multiple deadlines and objectives, setting priorities with moderate coaching.ADDITIONAL FUNCTIONS:Performs other related duties as assigned by management.QualificationsCore Competencies:Ethics, Values, Integrity & Trust - Adheres and acts in line with CPI core values.Functional/Technical Skills - Possesses high level of skill, knowledge and ability in assigned functional area.Safety – Complies with company safety rules and regulations. Takes a proactive approach to identify and eliminate safety hazards.Customer Focus - Gives high priority to customer satisfaction.Interpersonal Skills - Uses diplomacy and tact. Uses collaborative skills.Action Oriented & Adaptability - Takes initiative; acts promptly; is proactive.Ownership & Accountability - Proactively models, guards and demonstrates all of CPI’s core values.Priority Setting, Planning & Organizing- Uses resources effectively and efficiently.Problem Solving & Creativity - Uses logic and methods to solve problems with effective solutions. Develops new and unique ideas.Listening, Informing and Written Communications - Practices attentive and active listening. Shares information. Presents ideas and facts clearly and effectively in writing.Technical Competencies:BS or MS in Electrical Engineering, Computer Science, or equivalent.Minimum of ten (10) years of experience.Must have knowledge and experience with C/C++, LUA, SQL databases, and Python developmentProficiency utilizing AI-assisted software development tools to improve code development, debugging, refactoring, documentation, and software testing (e.g., GitHub Copilot, Claude Code, or comparable tools).Demonstrated experience with Buildroot or comparable embedded Linux build systems (e.g. Yocto), including package configuration, dependency management, toolchain generation, and operating system image builds.Strong proficiency in developing and maintaining Makefile-based build systems using cross-compilation toolchains generated by Buildroot or comparable embedded Linux build systemsStrong understanding of embedded Linux architecture, including system initialization, filesystem structure, process management, runtime services, daemons, and system configuration.Experience identifying, evaluating, configuring, and integrating Linux packages, libraries, utilities, daemons, background processes, and services to meet product functionality requirements.Proficiency in designing, developing and troubleshooting software systems and algorithms that run in an embedded Linux OS run-time environment.Understanding of embedded system run-time constraints, including CPU, memory, storage, performance, and software security.Experience using a Git based version control system for team-based coordinated collaborationOther preferred experiences includeExperience developing and integrating software for ARM-based embedded hardware platforms such as Atmel Cortex M0+ microcontrollers or Atmel A5 and A7 based micro-processor unitsExperience with board support packages (BSPs), bootloaders (U-Boot), Linux kernel configuration, and device tree configuration.Experience with embedded hardware interfaces and protocols, including UART, SPI, I2C, GPIO, USB, CAN 2.0, and CAN-FDExperience with Ethernet technologies, including conventional 10/100/1000BASE-T and Single-Pair Ethernet (SPE) standards such as 10BASE-T1S and 10BASE-T1L.Experience coding for adherence to cyber-security regulatory requirements such as IEC 62443Knowledge of upcoming cyber-security regulatory requirements for the EU Cyber Resilience Act (CRA)Experience with hardware/software integration, target hardware debugging, and troubleshooting using JTAG, SWD, or similar tools.Experience with automated build systems, continuous integration, and embedded software release management using tools such as Jenkins or comparable platforms.PHYSICAL/ENVIRONMENTAL REQUIREMENTS:Works on computer majority of the day.Ability to life up to 25 lbs. to move file boxes, etc. as needed.Some travel may be required both by automobile and airplane.