Embedded Linux Software Engineer C/C++

OMNTEC Mfg., Inc.; Town of Islip (NY); On-site; USD 100,000 - 140,000; Full time

Benefits offered by this job

401(k)

dental insurance

health insurance

paid time off

Job summary

OMNTEC Mfg., Inc. is seeking a seasoned software engineer to design, develop, and maintain C/C++ applications on a Linux-based PROTEUS controller.

You will build connectivity with ATGs, gateways, and polling systems, and ensure robust TCP/IP, UDP/IP, and serial communications while collaborating with TankActive engineers. The role requires a strong background in Linux, multithreading, database design, and data validation, with on-site work in Ronkonkoma, NY.

Qualifications

• Bachelor's degree in computer science, engineering, or a related field, or equivalent practical experience.
• Strong C/C++ development on Linux with debugging, performance analysis, and memory/resource management.
• Deep understanding of Linux IPC, multithreading, synchronization, and concurrent data handling.

Responsibilities

• Design, develop, and maintain C/C++ applications and services on our Linux-based PROTEUS controller.
• Build and support connectivity and data acquisition between PROTEUS, third-party ATGs, gateways, polling systems, and TankActive platform.

Skills

C/C++

Linux

PostgreSQL

Networking

Embedded systems

Python

Rust

Education

Bachelor's degree in CS/engineering or related field

Tools

Buildroot

Yocto

TLS

VPNs

Git

Job description

Requirements

Must have:

• Strong C/C++ development experience on Linux, including debugging, performance analysis, and memory/resource management.
• At least 3 years of professional software engineering experience with ownership of production systems.
• Solid relational database experience with PostgreSQL or a comparable system, including schema design, advanced SQL, and application access patterns.
• Ability to work on-site in Ronkonkoma, New York.
• Bachelors degree in computer science, engineering, or a related field, or equivalent practical experience.
• Deep understanding of Linux IPC mechanisms, multithreading, synchronization, and concurrent data handling.
• Hands-on experience building socket-based client and server applications and resolving real-world network issues.
• Advanced database skills such as query tuning, schema optimization, and stored functions.
• Comfort working at the Linux shell and using Bash or similar scripting for operations and diagnostics.
• Strong problem-solving, communication, time management, and technical documentation skills.
• Ability to prioritize across concurrent product development and field-support needs.
• Experience with industrial or embedded communications such as RS-232, RS-485, Modbus, or CAN bus is preferred.
• Experience developing custom embedded Linux systems with Buildroot, Yocto, or similar tools is preferred.
• Knowledge of secure remote connectivity, including VPNs, TLS, certificates, authentication, and network security fundamentals is preferred.
• Familiarity with Python, Rust, or another language useful for tooling, automation, testing, or systems work is preferred.
• Responsible use of AI-assisted development tools to improve productivity and code quality is preferred.

Responsibilities:

• Design, develop, and maintain C/C++ applications and services on our Linux-based PROTEUS controller. – Build and support connectivity and data acquisition between PROTEUS, third-party ATGs, gateways, polling systems, and our TankActive platform. – Implement and troubleshoot TCP/IP, UDP/IP, and serial communications, including framing, parsing, timeouts, retries, and recovery. – Design and maintain PostgreSQL schemas, queries, stored functions, and data access code for dependable ingestion and retrieval of operational data. – Protect data quality through validation, deduplication, timestamp handling, and replay or backfill handling. – Collaborate with our TankActive application engineers on data contracts and service boundaries. – Diagnose issues across hardware, operating system, network, protocol, and database layers in deployed field systems. – Create tests, diagnostic utilities, documentation, and operational scripts. – Participate in code reviews and release validation.

Company:

We are OMNTEC, a company with more than 40 years of experience developing environmental compliance, leak-detection, and tank-monitoring solutions. Our hardware and software are built in-house, giving our engineers the chance to solve meaningful problems across embedded systems, communications, databases, and cloud-connected products while seeing their work operate on real field devices. We are continuing to grow through new technologies and strategic product integration, and this full-time, on-site role is based in Ronkonkoma, New York. We also offer a competitive salary range of $100,000 to $140,000 per year along with benefits that include 401(k), dental insurance, health insurance, and paid time off.

• 401(k)
• dental insurance
• health insurance
• paid time off