Senior Software Engineer – Foundation Software Engineering

RTX

Senior engineer developing flight-critical embedded software for RTX aerospace and defense systems. Leading avionics software design, verification, certification, and multidisciplinary project execution.

Posted 8/10/2026full-timeRemote • Iowa • 🇺🇸 United StatesSenior💰 $86,800 - $165,200 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in leading the design and development of flight-critical embedded software, with a strong focus on C/C++ programming and real-time operating systems. Proven ability to manage project aspects, collaborate with multidisciplinary teams, and ensure compliance with software engineering processes and certification requirements.

Highest-signal resume keywords

C/C++ Programming ExperienceReal-Time Embedded Software DevelopmentDO-178B ExperienceSoftware Engineering ProcessesTeam Leadership

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Embedded LinuxNetworking ProtocolsDevice DriversHardware Interface ToolsSimulationsIntegrated Development EnvironmentsSoftware RequirementsFunctional TestingIntegration TestingSoftware Delivery Support

Soft Skills

Task PlanningCollaborationCommunicationProblem SolvingOrganizational Skills

Tools & Technologies

VxWorksLynxOS

Industry Keywords

Flight-Critical SoftwareAvionics ProductsFederal CertificationReal-Time Operating SystemsMultidisciplinary Teams

Tech Stack

Tools & technologies

Linux

About the role

Key responsibilities & impact

Lead the design, development, and maintenance of flight-critical embedded software for military and commercial aviation solutions and avionics products
Use embedded Linux, C/C++, networking protocols, device drivers, hardware interface tools, simulations, and integrated development environments for new products
Specify requirements, implement software, develop test procedures, perform verification, and complete certification artifacts
Own technical, schedule, and cost aspects of team tasks and complete work according to the project plan
Assist with task planning and execution
Contribute to project plans by estimating task size, identifying dependencies, and discovering risks and opportunities
Participate in and potentially lead an engineering team by organizing tasks, coordinating efforts, communicating status, raising issues, brainstorming ideas, helping others, and promoting collaboration
Apply software engineering processes throughout the product life cycle from requirements through verification
Support product certification required by federal agencies

Requirements

What you’ll need

Degree in Science, Technology, Engineering or Mathematics (STEM) and minimum 5 years of prior relevant experience, or an advanced degree in a related field
C/C++ programming experience, preferably in real-time embedded software
2+ years of experience leading a software team through a development process
8+ years identifying complex problems, evaluating options, and developing software solutions for real-time operating systems
8+ years collaborating with multidisciplinary teams in planning, design, and solution development
Preferred: 2+ years of DO-178B experience, with DAL A or B preferred
Preferred: 2+ years of experience with real-time operating systems such as VxWorks or LynxOS
Preferred: 8+ years of experience with software engineering processes and procedures, including software requirements, design and implementation, functional and integration testing, test cases and procedures, and software delivery support
Must be a U.S. Person, including a U.S. citizen, U.S. national, lawful permanent resident, refugee, asylee, or other protected individual under the stated requirements
Security clearance is not required

Benefits

Comp & perks

Medical, dental, and vision insurance
Three weeks of vacation for newly hired employees
Generous 401(k) plan with 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 pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, and ID theft protection
Birth, adoption, and 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
Short-term and/or long-term incentive compensation programs may be available
Paid time off and holidays
Flexible work schedules
Employee Scholar Program
Flexible spending accounts