Staff Software Engineer - Embedded
About The Position
Alarm.com is a rapidly expanding technology company developing innovative cloud and device solutions across a wide range of cutting-edge technologies that provide a unified, connected service to millions of residential and commercial properties in the US and abroad. We are looking for a talented and passionate Staff Embedded Software Engineer for the Device Engineering team to help us define the future of the Internet-of-Things for residential and commercial properties by creating and integrating devices that connect with our robust cloud using next-gen communication stacks. As a Staff engineer you will act as a technical leader and subject-matter expert, architecting software systems, driving technical decisions across teams, and mentoring engineers across a diverse set of technological backgrounds to design devices, build and manufacture hardware, architect and implement software, and collaborate in an agile and fast-paced environment.
Requirements
- Bachelor's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical field.
- 10+ years of professional software engineering experience, with a strong focus on native/embedded systems development.
- Experience developing and working with a large complex C++ codebase.
- Expert-level proficiency in C++ (C++11/14), including modern language features, templates, and memory management.
- Expertise in highly efficient design and implementation for (disk, RAM and compute) constrained devices.
- Experience with C++ in bare-metal and RTOS-based environments (FreeRTOS, Zephyr, ThreadX, or similar).
- Expertise in implementing large complex systems.
- Expertise in CMake, Makefile and other build systems.
- Expertise in cross-compilation.
- Expertise in threading, processes and other Linux systems knowledge.
- Expertise in asynchronous and messaging-based designs (e.g., protobuf/nanopb).
- Expertise in IP networking and networking software development.
- Experience in building Linux kernels, device drivers, kernel modules, U-Boot, etc.
- Experience with static and dynamic analysis tools.
- Hands-on experience with wireless communication protocols relevant to IoT and security devices, such as Wi-Fi, Bluetooth/BLE, Zigbee, Z-Wave, 802.15.4, LoRa, or cellular (LTE-M/NB-IoT).
- Proficiency with Git and CI/CD pipelines adapted for embedded environments.
Nice To Haves
- Master's degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical field.
- Experience with porting glibc, musl or bionic.
- Experience with formal software development processes such as Agile/Scrum adapted for hardware-dependent teams.
- Functional knowledge of security standards and protocols, such as TLS/SSL, OpenSSH, ECDSA/ECDH, AES256, HMAC, SHA256.
- Experience with designing firmware for video pipeline systems, image signal processing, or streaming protocols (RTSP, H.264/H.265) is a strong plus.
- Experience with Android and AOSP.
- AI-aided design and software architecture.
- Contributions to open-source embedded projects.
Responsibilities
- Drive technical decision-making across teams, including evaluating trade-offs and building consensus around architectural approaches.
- Ability to analyze the architecture of a large existing codebase.
- Ability to analyze & architect C++ code for various use cases, such as monolithic vs modular design, static vs dynamic memory allocation, etc.
- Implementing software patterns such as state machines, event-driven design, and publish/subscribe models across large codebases.
- Drive cross-platform software design that supports multiple hardware variants or product SKUs from a shared codebase.
- Strong oral and written communication skills.
- Ability to create and own technical design documents, architecture decision records (ADRs), and system-level specifications.
- Skilled at translating complex technical constraints and firmware requirements into a clear set of tasks and communicating with product managers, hardware engineers, and other stakeholders.
- Ability to proactively identify systemic risks, technical debt, and architectural shortcomings, and to champion long-term remediation plans.
Benefits
- subsidized medical plan options
- an HSA with generous company contribution
- a 401(k) with employer match
- paid holidays
- wellness time
- vacation increasing with tenure
- Paid maternity and bonding leave
- company-paid disability and life insurance
- FSAs
- well-being resources and activities
- a casual dress work environment
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What This Job Offers
Job Type
Full-time
Career Level
Senior
