Posted Jul 9, 2026

Embedded Linux Firmware Engineer

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Location: This role is primarily remote; however, candidates should be located within a commutable distance to our Blue Bell, PA office and available to work onsite as business needs require, with the option to work onsite more regularly if desired. What You'll Do: As a Firmware Engineer, you'll be responsible for firmware/software development for our smart security system. In close collaboration with the Principal Engineers, you'll help design stable, scalable, resilient, fault-tolerant systems and reusable frameworks and libraries. • Designs integrated system components and develops high-quality engineering deliverables to achieve performance, scalability, and availability metrics. Defines and implements operational tools and practices needed to sustain metrics at desired levels. • Actively participates in requirement definition, technical architecture review, iterative development, code review, and operations. • Provides technical design artifacts for Engineers and provides peer-review feedback to confirm the quality and completeness of the deliverables. Creates automated feedback loops and uses data to make decisions. • Investigates, designs, prototypes, and evaluates the technical feasibility of new technologies. • Develops core practices, frameworks, and/or libraries for consistency and reuse. What You'll Need: • 5+ years of professional experience in firmware or embedded systems development. • Bachelor’s degree in computer science, engineering, management information systems, or equivalent experience. Education or experience in engineering, computer science, or another technical field preferred. • Sound technical judgement, is proficient at selecting the appropriate algorithms to meet functional and non-functional requirements, and is skilled in designing superior solutions and embedding simplicity into designs. • Recent hands-on experience in Linux and C/C++ development environment, Linux Kernel, Networking, and software security analysis. • Proficient in toolchain: Buildroot or Yocto, and firmware Over-The-Air upgrade. • Experience with Communication protocols: Wifi, Bluetooth, LTE, etc., and IoT device development, preferably Z-Wave, Matter, and Thread devices. Additional Skills: • Expert in three or more engineering disciplines/ coding languages. • Deep knowledge and experience designing systems to achieve non-functional requirements. • Demonstrated ability to thrive in a fast-paced environment where learning new concepts quickly is a must. • Strong teamwork aptitude and ability to partner with the product owner/business sponsor to ensure the delivered system meets expectations. • Able to lead a cross-functional team of engineers and effectively communicate to both technical and non-technical stakeholders. Background checks will be conducted during the employment process. Any information will be reviewed through an individualized assessment in accordance with the Philadelphia Fair Criminal Record Screening Standards Ordinance. ADT is an Equal Employment Opportunity (EEO) Employer. We celebrate diversity and are committed to building an inclusive team that represents a variety of backgrounds, perspectives, and skills. ADT strives to ensure every employee and applicant feels valued. Visit us at jobs.adt.com/diversity to learn more.​ In the event a position is commission-based, compensation is solely based on the individual’s sales volume. This applies only to commission roles. Los Angeles Applicants: Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.​ Philadelphia Applicants: Background checks will be conducted during the employment process. Any information will be reviewed through an individualized assessment in accordance with the Philadelphia Fair Criminal Record Screening Standards Ordinance. ADT is an Equal Employment Opportunity (EEO) Employer. We celebrate diversity and are committed to building an inclusive team that represents a variety of backgrounds, perspectives, and skills. ADT strives to ensure every employee and applicant feels valued. Visit us at jobs.adt.com/diversity to learn more.​