Senior Software Engineer

Avensia Technologies
Endicott, NYFull-timePosted Aug 27, 2026

About the role

Greetings from Synstack Technologies.

We are hiring a Senior Software Engineer with one of our clients in Endicott, NY.

Job Title: Senior Software Engineer

Location: Endicott, NY

Duration: Fulltime Permanent

The role is heavily focused on low-level processor/SoC software, safety-critical avionics, ARM, multicore, and board-level interfaces.

Job Description

Onsite Endicott, NY

Required Education, Experience, & Skills

A Bachelor s degree in Computer Engineering, Computer Science, Electrical Engineering, or related field with a strong embedded software development background.

5+ years of experience developing embedded software solutions.

Experience integrating and testing functionality directly on target hardware.

Fluent in the C/C++ language with exposure to assembly language programming.

Strong oral and written communication skills with the ability to proactively communicate with team members on a regular basis to maximize team productivity.

Strong technical communication and writing skills with demonstrated ability to clearly describe planned technical solutions, convey/track development progress, and document complex issues identified during troubleshooting efforts.

Preferred Education, Experience, & Skills

5+ years of experience in aviation-related embedded control systems, including familiarity with systems such as flight controls, engine controls, or mission systems.

Experience with multi-tasking and multi-core software execution environments.

Experience with ARM cores, ARM tools, and software supporting ARM IP such as GIC, CoreLink, & TrustZone.

Experience developing processor support packages, board support packages, and low-level hardware device drivers.

Experience with various communication interfaces such as Ethernet, Mil-Std-1553B, ARINC-429, & Time-Sensitive Networking.

Experience with various board internal digital buses such as PCI Express, SPI, QSPI, & AXI.

Experience with safety critical development processes such as ARP4754, DO-178B/C, DO-254, & ISO-26262.

Experience with software security concepts such as secure boot, isolated execution of software from secure and non-secure domains, and secure communication protocols.

Strong technical documentation skills with the ability to generate documentation that clearly captures software architecture and design details.

Demonstrated leadership experience.

Cross-domain knowledge / perspective on engineering disciplines beyond software engineering such as analog/digital circuit design, FPGA-based firmware logic design, and systems engineering.

Experience in very low, processor level software development to

Create and execute SoC benchmarking procedures

Configure, enable, and develop SoC features (NXP S32 family, S32G2 specifically but not limited to S32G2 and/or LayerScape family, LS-1046A specifically)

Mitigate multi-core interference risks

Implement bare-metal SMP MCP OS architectural framework, processor bring-up, bootloader

Ensure deterministic operation in safety-critical avionics applications

Implement novel communications protocols like TSN, PCIe, AFDX, etc.

Evaluate and produce reports for SoC fit-for-purpose and sufficiency use-cases in safety-critical avionics systems

Develop novel MCP test environments and methodologies for DO-178C Software Level A compliance, python skills, ARM DS IDE and Dstream

Perform complex analyses like WCET, DCCC, etc.

Synstack Technologies is an equal opportunity employer and does not discriminate on the basis of race, colour, gender, religion, age, sexual orientation, national origin or citizenship status or ethnic origin, disability, marital status, veteran status, or any other occupationally irrelevant criteria.

Responsibilities

  • Develop low-level processor/SoC software for safety-critical avionics
  • Integrate and test functionality directly on target hardware
  • Communicate technical solutions and document issues during troubleshooting

Qualifications

  • Bachelor's degree in Computer Engineering, Computer Science, Electrical Engineering, or related field
  • 5+ years of experience in embedded software development
  • Fluent in C/C++ and exposure to assembly language programming

Skills mentioned

CC++PythonEmbedded SystemsEmbedded Software DevelopmentFirmware DevelopmentReal-Time Operating SystemsMultithreadingSoftware TestingTCP/IP

About Avensia Technologies

Avensia is a leading consulting, IT staffing solutions, and workforce support services company. We help our clients achieve their business needs and address their IT workforce challenges by providing 24/7 support throughout the year.

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