Quest Defense

• Lead development of SystemVerilog / UVM verification environments for FPGA designs • Build and improve testbenches, agents, scoreboards, monitors, and sequences • Define verification strategy, test plans, and coverage goals • Drive functional, code, and assertion coverage closure • Support both simulation and emulation workflows (Veloce or similar) • Review and improve existing verification environments and processes • Guide engineers on UVM best practices and debug complex issues • Support DO-254 verification activities (requirements traceability, test evidence, audits) • Work closely with design, systems, and program teams

• Build and maintain FPGA emulation environments using Siemens Veloce or similar platforms • Port and optimize RTL and test environments from simulation into emulation • Debug complex system-level issues that only appear at scale or in hardware-accelerated environments • Improve emulation performance, compile times, and runtime efficiency • Integrate UVM-based environments into emulation workflows (not building UVM from scratch, but making it work in emulation) • Support validation of high-speed interfaces and system-level data flows • Collaborate with RTL, verification, and systems teams to resolve design and integration issues • Enable full-chip and subsystem validation that cannot be achieved in simulation alone • Support DO-254 verification activities, including traceability and test evidence where needed • Help define best practices for emulation workflows across programs

Title: Principal Software V&V Engineer - DO-178 / Multicore SoC Location: Endicott, NY Job Description: Engineers are the reason we exist—they’re the core of who we are. Embark on a journey with EXB Solutions 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 matters. Quest Defense Systems & Solutions is seeking Principal Software V&V Engineers with experience in safety-critical embedded systems to support advanced aerospace and defense programs. You’ll be verifying and validating software running on RTOS-based, multicore SoC architectures, ensuring compliance with DO-178C and alignment to system-level requirements. This includes hands-on work across integration, system test, and software verification (HLR/LLR) in complex hardware/software environments. This role is ideal for engineers who understand the added complexity multicore introduces in certification, including timing, determinism, and partitioning concerns. Location: Endicott, NY (potential to be hybrid) Due to the nature of this work, all applicants must be U.S. Citizens. Required Qualifications: - Bachelor’s degree in software engineering or a related engineering discipline - 8+ years of relevant Software Engineering experience in avionics or electronic controls embedded development in a safety or mission-critical environment (ie: aerospace, military). - Experience developing or developing on top of an RTOS (real-time operating system), as well as familiarity with RTOS concepts. - Experience with developing software to DO-178C standards. - Experience with C and Python. - Experience with Integration and Test at both system levels (HW/SW integration) as well as software test (HLR/LLR). Preferred Qualifications: - Experience with Asymmetric Multiprocessing - Experience with debug concepts on complex multi-core SoC. - Master’s degree in software engineering or a related engineering discipline. - Experience with ARM processors, associated System on Chip features, and ARM toolsets like ARM Dev Studio IDE and ARM DStream Probe. - Experience developing device drivers/board support packages. - Familiar with data transfer protocols (ARINC 615A, ARINC 429, MIL-STD-1553, PCIe, LIN, CAN). - Familiar with security concepts (authentication, authorization, confidentiality). - Familiarity with actuators and sensors like stepper/torque motors, solenoids, relays, VDT, VRT, etc. - Experience BVA (boundary value analysis), SCA (structural coverage analysis), DCCA (data and control coupling analysis). - Experience with DO-330 Tool Qualification. - Good soft skills: communication, active listening, self-management, raising and elevating roadblocks and hiccups, clear communication, and taking direction. - Good general understanding of engineering principles to adapt to new projects/environments and come up to speed quickly. - Team leadership experience, including project technical leadership and/or software functional leadership. - Experience in the adoption and/or integration of emerging technologies (e.g., generative AI, automation platforms, digital assistants) into day-to-day operations for continuous improvement. The QDSS Advantage: At QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact. You’ll grow your career while contributing to mission-critical programs that demand excellence and shape the future. What You’ll Find Here - Work That Matters – Next-generation, safety- and mission-critical projects where your contributions have real-world impact. - Growth That’s Supported – Competitive compensation, employer-matched 401(k), certification assistance, and clear opportunities for advancement. - A Culture That Works – A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued. Benefits Include - Competitive pay, comprehensive medical/dental/life and disability coverage, 401(k) with employer match, professional development support, and a flexible, friendly workplace. Full compensation package is based on candidate experience and certifications Pay Ranges $110,000 - $145,000 USD At Quest Defense Systems and Solutions, we don’t just build technology — we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry — we’re revolutionizing it. Quest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• Verifying and validating software running on RTOS-based, multicore SoC architectures • Ensuring compliance with DO-178C and alignment to system-level requirements • Hands-on work across integration, system test, and software verification (HLR/LLR) in complex hardware/software environments

• Design electrical enclosures, control cabinets, and chassis systems • Create 2D and 3D CAD models and drawing packages (AutoCAD, Inventor, or similar) • Support panel layout, connector placement, and cable routing design • Interpret and work from electrical schematics and system requirements • Ensure designs meet EMC, seismic, and environmental standards • Support integration, testing, and validation of hardware designs • Document designs and support design reviews and verification activities • Collaborate with customers and internal teams to define scope and resolve issues

Title: Avionics Systems Engineer Location: Dallas- Fort Worth, TX, Remote Job Description: Shape the future of innovation as we tackle cutting-edge projects that make a difference. We’re not just in the business of engineering—we’re building a brighter future. Driven by creativity and a culture of excellence, we believe in the power of engineering to solve today’s challenges and create opportunities for tomorrow. What we do matters. Quest Defense Systems & Solutions is seeking an experienced and detail-oriented Systems Engineer to support the full lifecycle development of complex aerospace and defense systems, with a focus on the Health Awareness System Subsystem for a next-generation aircraft program. This role centers on requirements authoring, decomposition, traceability, and verification readiness within a structured systems engineering environment aligned to the V-Model lifecycle. The selected candidate will work to develop clear, testable system and subsystem requirements and ensure they are properly linked to verification strategies through development and maintenance of the Requirements Verification Traceability Matrix (RVTM). This individual will play a key role on the front end of the V-model while also supporting downstream verification activities, test documentation, and overall system maturity as the program progresses. The role also supports Model-Based Systems Engineering (MBSE) activities and contributes to system architecture alignment, technical reviews, and lifecycle milestones. Experience supporting avionics, mission systems, health monitoring architectures, or other safety-critical aerospace platforms is highly desirable. Due to the nature of the project, all applicants must be U.S. citizens or US lawful permanent residents. This role is highly desired to be onsite in Fort Worth, TX, though remote candidates may be considered. Key Responsibilities: - Developing, analyzing, decomposing, and managing system and subsystem requirements in collaboration with customers, stakeholders, and engineering teams - Ensuring requirements are clear, testable, traceable, and compliant with program and industry standards - Maintaining requirements baselines using tools such as DOORS, Jama, Polarion, or equivalent platforms - Supporting requirements reviews including SRR, PDR, and CDR and assisting with closure of gaps and discrepancies - Developing and maintaining the Requirements Verification Traceability Matrix (RVTM) linking requirements to verification methods (Test, Analysis, Inspection, Demonstration) - Coordinating with integration, test, software, hardware, and architecture teams to ensure verification readiness - Supporting development and maintenance of Interface Requirements Documents (IRDs) and Interface Control Documents (ICDs) - Participating in lifecycle technical reviews and ensuring requirements maturity aligns with design progression - Contributing to Systems Engineering Management Plans (SEMP), schedules, and technical documentation packages - Supporting verification readiness activities including Verification Readiness Reviews (VRRs) and qualification planning - Performing requirements quality assessments to ensure clarity, completeness, consistency, and feasibility - Contributing to risk identification activities including hazard analysis and participation in FMEA efforts - Supporting Model-Based Systems Engineering (MBSE) activities using SysML within Cameo Systems Modeler - Coordinating requirements alignment between architecture models and external requirements repositories - Collaborating with cross-functional teams to ensure architecture, interfaces, and verification strategies remain synchronized Required Qualifications: - Bachelor’s degree in systems engineering, Aerospace Engineering, Electrical Engineering, Computer Science, or related technical discipline - 5+ years of experience supporting requirements development and management within aerospace, defense, or complex engineering programs - Demonstrated experience authoring, reviewing, and managing system or subsystem requirements - Experience developing and maintaining Requirements Verification Traceability Matrices (RVTM) or equivalent artifacts - Familiarity with verification methodologies including Test, Analysis, Inspection, and Demonstration (TAID) - Working knowledge of requirements management tools such as IBM DOORS, Jama, Polarion, or equivalent - Understanding of the V-Model systems engineering lifecycle - Familiarity with systems engineering standards such as ISO/IEC 15288, IEEE 29148, EIA-632, or MIL-STD-499 - Strong technical writing, communication, and cross-functional coordination skills Preferred Qualifications: - Master’s degree in systems engineering or related discipline - INCOSE ASEP or CSEP certification - Experience supporting Health Awareness Subsystem (HAS), PHM, or FDIR architectures - Hands-on experience using Cameo Systems Modeler in an MBSE environment - Experience developing SysML artifacts including Requirements Diagrams, BDDs, IBDs, Activity Diagrams, and Sequence Diagrams - Familiarity with DO-178C, DO-254, MIL-STD-882, or AS9100 processes and compliance environments - Experience supporting verification planning, qualification testing, DT&E/OT&E, or TEMP development - Experience working in hybrid Agile / traditional systems engineering execution environments - Active DoD security clearance (Secret or higher) or ability to obtain one The QDSS Advantage: At QDSS, our advantage is purpose-driven work, collaborative teams, and complex challenges that push boundaries and build lasting impact. You’ll grow your career while contributing to mission-critical programs that demand excellence and shape the future. What You’ll Find Here - Work That Matters – Next-generation, safety- and mission-critical projects where your contributions have real-world impact. - Growth That’s Supported – Competitive compensation, employer-matched 401(k), certification assistance, and clear opportunities for advancement. - A Culture That Works – A flexible, collaborative, and people-first environment where teamwork, innovation, and balance are valued. Benefits Include - Competitive pay, comprehensive medical/dental/life and disability coverage, 401(k) with employer match, professional development support, and a flexible, friendly workplace. Full compensation package is based on candidate experience and certifications Pay Ranges $131,500 - $160,000 USD At Quest Defense Systems and Solutions, we don’t just build technology — we engineer the future. From next-generation aerospace solutions to cutting-edge defense systems, we tackle the toughest, mission-critical challenges that keep people safe and push the boundaries of innovation. This is where problem-solvers, innovators, and visionary thinkers come together to shape the future. With over 25 years of aerospace and defense engineering expertise, our commitment to delivering high-quality, transformative solutions sets us apart — not just as an industry leader, but as a driving force for impactful change. Together, we’re not just leading the industry — we’re revolutionizing it. Quest Defense provides equal employment opportunities to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.The physical demands described here are representative of those that must be met by an employee to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• Design, implement, train, and refine AI/ML models and decision logic for adaptive or generative software applications. • Develop software frameworks, runtime components, APIs, and integration layers to connect AI/ML capabilities with larger system architectures. • Build and maintain training workflows, evaluation harnesses, preprocessing pipelines, and dataset tooling for simulated and operationally relevant environments. • Support model evaluation against technical performance metrics and help analyze results from simulation and test environments. • Containerize software components and prepare runtime packages for automated test and evaluation execution. • Contribute to scalable software architecture, configuration management, experiment tracking, and code quality practices. • Refactor and harden software for production-quality use, including modular design, logging, error handling, documentation, and test coverage. • Support technical reviews, development planning, integration activities, and customer-facing engineering discussions as needed. • Produce technical documentation, including architecture overviews, setup instructions, interface descriptions, deployment guidance, and lessons learned. • Collaborate closely with multidisciplinary teams, including AI/ML engineers, software developers, communications or signal-processing specialists, system architects, and test teams.

• Developing controls/monitoring software, low-level requirements-based tests to generate full-coverage LDRA verification procedures. • Analyzing and dispositioning structural coverage holes. • Coordinating with the customer to ensure full test coverage, correct expected results, and communication/disposition of test findings. • Executing the tests in the LDRA test setup on both simulated and on-target environments. • Reviewing test results and test time history data during test development, regression runs, and to help debug software issues. • Identifying findings and reporting them to the customer when test outcomes do not align with requirements or with expected results. • Authoring and participating in formal reviews of test cases, procedures, and results.

• Use computational tools to perform thermal analysis for gas turbine components and turbomachinery • Lead the effort in development of geometry and mesh for analysis models along with the necessary model setup and analysis of those models • Post-process and prepare high-quality presentations of results · Prepare and present reports on findings on formal technical reviews • Create, support and maintain secondary airflow system models and whole engine models • Develop and participate in root cause and/or risk failure mode and error analysis (FMEA) for gas turbine engines

• Perform structural/stress analysis using a combination of hand calculations and finite element analysis • Perform structural dynamic analysis, including rotor dynamics, torsional system dynamic analysis, and environmental equivalence. • Work with designers to incorporate analysis findings, influence load paths, and optimize structural designs for strength, weight, and manufacturability. • Analyzing failure modes, supporting test programs, and ensuring compliance with regulatory and customer requirements • Support structural testing, ensuring designs meet regulatory standards, and communicating findings to cross-functional teams. • Provide technical guidance on design concepts (risk vs. cost vs. performance) • Compile documentation of stress analysis to support the release of engineering drawings and documents • Support test execution and analyze test results to validate and verify that designs meet requirements and specifications • Effectively manage multiple priorities.