Principal Embedded Software Test Lead Engineer (Onsite)

• Develop software test plans, procedures, and standards in line with program requirements.
• Conduct performance, stress, regression, and fault tolerance testing for embedded applications.
• Define and own the overall software verification strategy for embedded systems.
• Assess risks and determine test coverage to ensure system safety, performance, and compliance.
• Lead software verification and qualification efforts in alignment with rigorous program and contractual requirements.
• Lead integration and validation efforts across complex embedded systems, ensuring functionality, stability, and compliance throughout all development phases.
• Assign and track tasks for the software test team, ensuring on-time delivery aligned with program schedule.
• Serve as technical authority on embedded software methodologies, tools, and frameworks.
• Provide guidance to software test engineers.
• Mentor and coach early- career and mid-level engineers.
• Coordinate with cross-functional teams, including systems, hardware, quality, and program management, to ensure cohesive execution and timely issue resolution.
• Design and implement automated test scripts.
• Perform debugging and root cause analysis.
• Lead audits and certification reviews.
• Act as primary liaison between the software test team and higher-level program leadership.
• Present test readiness reviews, verification status, and risk assessments to leadership, customers, and certification bodies.

What You Will Learn:

• You will learn and grow knowledge within the Strategic Nuclear Deterrence domain.
• Applying fault injection, robustness testing, and stress testing in safety and mission-critical systems.
• How to implement independence in testing (IV&V) for the highest Design Assurance Levels.
• Mastery of DO-178C and other defense software assurance standards.
• Developing automation frameworks that integrate with secure CI/CD pipelines in highly restricted environments.
• Critical thinking under high stakes
• You will become a subject matter expert and leader in communication technologies with exposure to the variety of business and products in an ever-evolving field. We are growing, so can you.

• Experience with real-time operating systems (RTOS), including development, debugging, and performance optimization of embedded software applications.
• Experience leading designing and executing end-to-end test campaigns, including integration, system-level, and formal qualification testing.
• Experience supporting aerospace, defense, or nuclear command-and-control systems governed by standards such as DO-178C, MIL-STD-498, or equivalent.
• Previous professional experience with structured development lifecycles, test methodologies, requirements analysis, and change/configuration management in compliance-driven environments.
• Typically requires a degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 8 years prior relevant experience or an Advanced Degree in a related field and minimum 5 years of experience.
• Active and transferable Secret U.S. government issued security clearance is required prior to start date., * Exposure to Earned Value Management (EVM) and understanding of how test progress integrates into broader program performance metrics.
• Background in hardware-software integration, hardware-in-the-loop (HIL) testing, or working within real-time embedded environments.
• Familiarity with test automation frameworks, test management suites, defect tracking tools, and requirements management platforms.
• Foundational understanding of Model-Based Systems Engineering (MBSE) practices and tools, including exposure to architecture models and interface control documents.

Some of our competitive benefits package includes:

• Medical, dental, and vision insurance
• Three weeks of vacation for newly hired employees
• Generous 401(k) plan that includes employer matching funds and separate employer retirement contribution, including a Lifetime Income Strategy option
• Tuition reimbursement program
• Student Loan Repayment Program
• Life insurance and disability coverage
• Optional coverages you can buy pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
• Birth, adoption, parental leave benefits
• Ovia Health, fertility, and family planning
• Adoption Assistance
• Autism Benefit
• Employee Assistance Plan, including up to 10 free counseling sessions
• Healthy You Incentives, wellness rewards program
• Doctor on Demand, virtual doctor visits
• Bright Horizons, child and elder care services
• Teladoc Medical Experts, second opinion program
• Eligible for relocation
• And more!, The salary range for this role is 107,500 USD - 204,500 USD. The salary range provided is a good faith estimate representative of all experience levels. RTX considers several factors when extending an offer, including but not limited to, the role, function and associated responsibilities, a candidate's work experience, location, education/training, and key skills.

Hired applicants may be eligible for benefits, including but not limited to, medical, dental, vision, life insurance, short-term disability, long-term disability, 401(k) match, flexible spending accounts, flexible work schedules, employee assistance program, Employee Scholar Program, parental leave, paid time off, and holidays. Specific benefits are dependent upon the specific business unit as well as whether or not the position is covered by a collective-bargaining agreement.

Hired applicants may be eligible for annual short-term and/or long-term incentive compensation programs depending on the level of the position and whether or not it is covered by a collective-bargaining agreement. Payments under these annual programs are not guaranteed and are dependent upon a variety of factors including, but not limited to, individual performance, business unit performance, and/or the company's performance.

This role is a U.S.-based role. If the successful candidate resides in a U.S. territory, the appropriate pay structure and benefits will apply.

RTX anticipates the application window closing approximately 40 days from the date the notice was posted. However, factors such as candidate flow and business necessity may require RTX to shorten or extend the application window.

RTX is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability or veteran status, or any other applicable state or federal protected class. RTX provides affirmative action in employment for qualified Individuals with a Disability and Protected Veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act.

Raytheon Company Managed by Collins Aerospace Collins Aerospace, an RTX company, is a leader in technologically advanced and intelligent solutions for the global aerospace and defense industry. Collins Aerospace has the capabilities, comprehensive portfolio, and expertise to solve customers' toughest challenges and to meet the demands of a rapidly evolving global market. Embark on a journey where your expertise in software engineering will help shape the future of aerospace technology. At Collins Aerospace, we're not just designing software; we're crafting the backbone of mission-critical systems within a Special Access Program (SAP) and safeguarding the lives of those who protect us. As our next Principal Embedded Software Test Lead, you'll immerse yourself in Strategic Nuclear Deterrence, bringing your acumen to the forefront of innovation and ensuring the efficacy and security of systems that are vital to national defense. You do not have to have previous comms or nuclear experience; we will provide the training and tools to help grow the skills you will need to become a subject matter expert. You will learn from the best and brightest in the comms and nuclear deterrence domain working at Collins Aerospace., Do you want to be a part of something bigger? A team whose impact stretches across the world, and even beyond? At Collins Aerospace, our Mission Systems team helps civilian, military and government customers complete their most complex missions - whatever and wherever they may be. Our customers depend on us for intelligent and secure communications, missionized systems for specialized aircraft and spacecraft and collaborative space solutions. By joining our team, you'll have your own critical part to play in ensuring our customer succeeds today while anticipating their needs for tomorrow. Are you up for the challenge? Join our mission today.