Senior Firmware Engineer

ESA - Electronic Security Association

. Design, develop, enhance, and maintain embedded software/firmware for electronic and electromechanical control products .

Posted 10/2/2026full-timeChihuahua • MexicoSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in embedded software development using C/C++ and RTOS, with a strong focus on product performance and reliability. Proficient in collaborating across teams to define requirements and implement solutions in high-volume production environments.

Highest-signal resume keywords

Embedded Software DevelopmentC/C++ ProgrammingRTOS and Embedded LinuxCommunication Protocols (RS-232, SPI, I2C)Microcontroller Experience (NXP, STMicroelectronics, Texas Instruments)

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Embedded Software DevelopmentC/C++ ProgrammingRTOSEmbedded LinuxCommunication ProtocolsSoftware Development Life Cycle (SDLC)Module DevelopmentSoftware ArchitectureLow-Level Software DevelopmentWireless Communication Technologies

Soft Skills

Strong Communication SkillsLeadership SkillsOrganizational SkillsMultitasking SkillsAbility to Coach Engineers

Tools & Technologies

BitbucketJiraVisual StudioIAR Embedded WorkbenchBambooSonarQubeOscilloscopesLogic AnalyzersMultimetersProtocol Analyzers

Industry Keywords

Embedded SystemsFirmware DevelopmentCost-Reduction InitiativesValue EngineeringProduct CustomizationHigh-Volume ProductionMicroprocessorConnected DevicesSystem ArchitecturesSupplier Development

Tech Stack

Tools & technologies

AssemblyLinuxRTOSSDLCC++

About the role

Key responsibilities & impact

Design, develop, enhance, and maintain embedded software/firmware for electronic and electromechanical control products
Provide ongoing production support, troubleshoot technical issues, and implement solutions to improve product performance, quality, and reliability
Drive product improvements, cost-reduction, and value engineering initiatives through firmware optimization and product customization
Apply microprocessor, embedded systems, and software design principles to deliver high-quality, cost-effective solutions
Collaborate with hardware engineers and software developers to define, design, integrate, and validate embedded product solutions
Partner with Marketing, Operations, and Sourcing teams to define product/system requirements, incorporate customer needs, and support supplier selection and development
Contribute to new product development, transition, implementation, and ongoing support

Requirements

What you’ll need

5+ years of experience in embedded software development utilizing C/C++ languages and software product development for high-volume production
Bilingual English/Spanish with excellent written and verbal communications skills
Strong experience developing embedded software in RTOS, multitasking environments, and Embedded Linux, including software/system design, module development, and software architecture
Solid hardware and low-level software knowledge, including BSP, HAL, bootloaders, custom hardware, Wi-Fi, Z-Wave, and USB stacks
Hands-on experience implementing and maintaining communication protocols such as RS-232, SPI, and I2C
Experience using oscilloscopes, logic analyzers, multimeters, debuggers, and protocol analyzers
Good understanding of the Software Development Life Cycle (SDLC)
Experience with Scrum, Kanban, and Waterfall methodologies
Experience using Bitbucket, Jira, Visual Studio, IAR Embedded Workbench, Bamboo, and SonarQube
Strong organizational and multitasking skills
Ability to manage diverse workloads and maintain thorough release documentation
Ability to work independently and collaborate effectively within a global, multicultural, and multilingual organization
Strong communication and leadership skills
Ability to coach less experienced engineers and explain complex technical topics to non-technical audiences
Proficiency with MS Office, MS Project, and Visio
Willingness to travel as required, occasionally for extended periods
Hands-on experience with NXP, STMicroelectronics, Texas Instruments, ESP, and Renesas microcontrollers/microprocessors
Familiarity with ARM architectures and IAR Embedded Workbench
Working knowledge of Assembly language and low-level embedded software development
Strong understanding of wireless communication technologies, connected devices, and connected systems architectures

Benefits

Comp & perks

Benefits that go beyond Mexican labor law
Collaborative and inclusive work environment
Opportunities for continuous professional growth and skill development through training, mentoring, and challenging projects
Access to cutting-edge tools, resources, and a supportive team
Global, innovative company environment