Sr. Embedded Software Engineer

Gravity IT Resources; Sterling (VA); Hybrid; USD 110,000 - 170,000; Full time

Job summary

Gravity IT Resources is seeking a Sr. Embedded Software Engineer to design and implement firmware for advanced energy and power electronics applications.

You will work on precision, reliability, and scalable solutions across real-time control and metrology domains. In this role you’ll collaborate with hardware engineers, optimize DSP/FPGA based code, and ensure robust interfaces with ADCs, DACs, and industrial buses.

Qualifications

• 6+ years of embedded software development for control, measurement, or energy systems.
• Strong command of embedded C/C++, bare‑metal and RTOS programming.
• Experience with digital signal processing and energy algorithms.
• Hands‑on experience with ARM-based MCUs, TI DSPs, and FPGA.
• Deep understanding of industrial communication protocols and buses.
• Proficiency in debugging and hardware/software integration.

Responsibilities

• Design and implement firmware for embedded systems used in power monitoring, switching control, and energy computation.
• Develop and optimize signal processing algorithms for real-time performance.
• Work with microcontrollers and processors including TI DSPs, ARM Cortex‑M/R/A MCUs, and FPGA platforms.
• Interface with high-resolution ADCs and analog front ends to acquire voltage and current signals.
• Implement industrial communication protocols such as RS-485, Modbus RTU/TCP, CAN, Ethernet (UDP/TCP/IP), MQTT, SNMP, and custom lightweight protocols.
• Ensure synchronization and time‑alignment across multiple acquisition and control nodes.
• Collaborate with hardware engineers for end‑to‑end integration and testing.
• Analyze system behavior and optimize firmware performance using oscilloscopes, logic analyzers, and in‑circuit debuggers.
• Document system interfaces, data structures, and integration points clearly and professionally.

Skills

Embedded C/C++

Bare-metal RTOS

Digital signal processing

ARM Cortex‑M MCUs

FPGA

Industrial protocols

Debugging hardware/software

Tools

TI DSPs

Oscilloscopes

Logic Analyzers

In‑Circuit Debuggers

HDL/FPGA toolchains

Job description

Job Title: Sr. Embedded Software Engineer

Job Duration: Direct Hire

Location: Sterling, VA, Hybrid

Work Authorization: US Citizen or Green Card Holder

Job Description and Qualifications

Your Impact

As an Embedded Software Engineer, you’ll design and develop robust embedded solutions for modern energy and power electronics applications—ensuring our systems deliver precision, reliability, and scalability to support next-generation infrastructure.

Your Day-to-Day Responsibilities

• Design and implement firmware for embedded systems used in power monitoring, switching control, and energy computation.
• Develop and optimize signal processing algorithms for real-time performance.
• Work with microcontrollers and processors including TI DSPs (C2000, TMS320F28x), ARM Cortex-M/R/A MCUs, and FPGA platforms.
• Interface with high-resolution ADCs and analog front ends to acquire voltage and current signals.
• Implement industrial communication protocols such as RS-485, Modbus RTU/TCP, CAN, Ethernet (UDP/TCP/IP), MQTT, SNMP, and custom lightweight protocols.
• Ensure synchronization and time‑alignment across multiple acquisition and control nodes.
• Collaborate with hardware engineers for end‑to‑end integration and testing.
• Analyze system behavior and optimize firmware performance using oscilloscopes, logic analyzers, and in‑circuit debuggers.
• Document system interfaces, data structures, and integration points clearly and professionally.

Qualifications

• 6+ years of experience in embedded software development for control, measurement, or energy systems.
• Strong command of embedded C/C++, bare‑metal and/or RTOS‑based programming.
• Experience with digital signal processing and energy algorithms.
• Hands‑on experience with ARM‑based MCUs, TI DSPs, and FPGA.
• Deep understanding of industrial communication protocols and buses.
• Proficiency in debugging and hardware/software integration.
• Preferred:
• Familiarity with power system standards (IEC 62053, IEC 61000, ANSI C12.20).
• Knowledge of FPGA or HDL‑based signal processing.
• Experience with multi‑core architecture or task separation for control vs. metrology.
• Understanding of timing‑critical systems and hardware‑software co‑design.

Equal Employment Opportunity Statement

Gravity IT Resources is an Equal Opportunity Employer. We are committed to creating an inclusive environment for all employees and applicants. We do not discriminate on the basis of race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, veteran status, or any other legally protected characteristic. All employment decisions are based on qualifications, merit, and business needs.