Quest Defense Systems &amp; Solutions, Inc.

Open 78d RemoteNorth AmericaSenior

Senior Embedded Software Engineer

AI Atlassian Automation Candidate Experience CI/CD +7 skills

Quest Defense is hiring a Senior Embedded Software Engineer (remote, U.S. citizens/persons only) to build shared libraries, I/O frameworks, and ARINC-653 partitioned services for next-generation avionics, including the Next Gen FMS program. Core stack: C++, DO-178 certifiable software, VxWorks, and avionics buses like ARINC-429 and MIL-STD-1553.

130K – 155K $

Open 78d On-siteNorth America

Validation Engineer Product Definition

AI Assembly Automation CAD Candidate Experience +6 skills

A Validation Engineer - Product Definition creates and validates 3D CAD models, 2D drawings, and digital product definitions for aerospace structures, engine controls, and gas turbine components, ensuring compliance with ASME standards and supporting digital transformation initiatives.

105K – 120K $

Open 65d On-siteNorth AmericaFull-time

Mechanical Design Engineer

Ansys Candidate Experience

We’re looking for engineers who believe innovation can turn the impossible into reality and are driven to design, develop, and test solutions that make a real impact. Join a diverse team tackling cutting-edge…

Open 59d RemoteNorth AmericaSenior

Senior Systems Engineer – Avionics & Embedded Systems

Automation Candidate Experience Embedded Systems FPGA Git +3 skills

Designs and validates advanced aerospace/defense systems by integrating embedded hardware/software, managing requirements, and troubleshooting complex SoC/avionics platforms under DO-254/178C standards.

125K – 150K $

Open 52d On-siteNorth America

Mechanical Designer and Drafter - Secret Clearance

AI Assembly Automation CAD Candidate Experience +4 skills

Quest Defense is an organization at the forefront of innovation and one of the world’s fastest growing engineering services firms with deep domain knowledge and recognized expertise in the top OEMs across seven…

Open 45d HybridNorth AmericaFull-timeLead

Lead Software Verification Engineer

Candidate Experience Embedded Software PCIe Python RTOS

Leads verification & validation of safety-critical embedded aerospace engine-control software, performing requirements-based, software, and hardware/software integration testing to DO-178C and supporting certification. Works in C and Python on RTOS and multicore targets; onsite in Endicott, NY for onboarding, then hybrid.

135K – 162K $

Open 40d RemoteNorth AmericaLead

Lead Embedded Software Engineer

Agile AI Automation Candidate Experience CI/CD +6 skills

A dual-role technical Scrum Master and hands-on embedded software lead supporting an advanced avionics computing platform. Day to day they run Agile ceremonies, manage the JIRA backlog and stakeholder communication, while designing embedded I/O frameworks and developing avionics software in C and Python.

125K – 155K $

AI Assembly Automation Candidate Experience CATIA +4 skills

Senior Mechanical Design Engineer - Structures & Systems

Open 29d RemoteSenior

Embark on a journey with QDSS at the forefront of technological innovation as we seek talented Engineers to shape the future of cutting-edge projects and contribute to a culture of excellence and creativity. What we do…

Open 26d North AmericaLead

Lead Embedded Software Verification &Validation Engineer - Digital I&C

AI Automation C Candidate Experience Corrective Action +9 skills

Leads independent verification & validation (IV&V) of digital instrumentation & control and embedded systems for a nuclear-industry project: deciding what to verify, writing test plans/procedures and traceability, running system and Factory Acceptance testing, and driving defects to closure. Core stack: embedded C, safety-critical standards (DO-178, ISO 26262), and tools like LDRA, GitLab, Jira.

130K – 150K $

Open 26d RemoteNorth AmericaSenior

Senior Embedded Software Engineer

Agile AI Automation C Candidate Experience +9 skills

Senior embedded software engineer who designs, develops, and maintains C-based control software for nuclear power plant instrumentation & control systems, including module/integration testing via hardware-in-the-loop simulation and mentoring junior staff. Remote role with required periodic onsite work in Wilmington, NC. Core stack: C, GitLab, Jira, LDRA, Arm Development Studio, DO-178/ISO 26262 sa

120K – 140K $

Open 19d On-siteNorth AmericaFull-time

Mechanical Designer

AI Ansys Automation Candidate Experience Generative AI

Quest Defense is an organization at the forefront of innovation and one of the world’s fastest growing engineering services firms with deep domain knowledge and recognized expertise in the top OEMs across seven…

Project Engineer

Open 17d North America

Agile Candidate Experience Confluence Jira SAP +3 skills

We’re looking for humble geniuses who believe engineering can turn the impossible into reality—and who are driven to design, build, and test solutions that matter for some of the world’s most trusted companies. If you…

RemoteNorth AmericaFull-time

Electronic Hardware Engineer

Altium Assembly AutoCAD Candidate Experience Pcb

Remote electronic hardware engineer (onsite/hybrid preferred in Wilmington, NC) at a defense contractor, designing full-lifecycle PCBs — schematic capture, Altium layout, bring-up, validation, and production support — for a next-generation control system for small modular nuclear reactors. Requires 5+ years of hardware/PCB experience and US citizenship or permanent residency.

140K – 165K $

Mechanical Design Engineer/Tool-Secret Clearance

On-siteNorth America

AI Assembly Automation CAD Candidate Experience +2 skills

Quest Defense is an organization at the forefront of innovation and one of the world’s fastest growing engineering services firms with deep domain knowledge and recognized expertise in the top OEMs across seven…