Senior Software Engineer
AI summary of the role
KBR seeks a Senior Software Engineer to lead development, integration, and evaluation of software for DoD modeling, simulation, and operational systems, primarily in position, navigation, and timing (PNT).
No longer in the current catalog. Last included 2026-09-09. Check the employer’s posting for availability.
What you’ll do
- Design, develop, and maintain software supporting systems, simulations, and performance analysis environments
- Lead development and implementation of algorithms grounded in first principles physics, including measurement modeling, error characterization, and estimator behavior
- Integrate software with hardware- and software-in-the-loop (HITL & SITL) and digital twin environments
- Lead and support test planning, execution, and analysis for PNT-focused experiments, demonstrations, and evaluations
What you’ll bring
- Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related technical discipline
- 8+ years of professional experience developing software for technical systems
- Proficiency in C/C++ or Python with experience owning complex software components or frameworks
- Strong understanding of PNT concepts (e.g., GNSS, inertial navigation, timing, sensor fusion) and associated error sources
Technologies
C/C++ · Python · Linux · Windows · GNSS · inertial navigation · sensor fusion · digital twin · HITL · SITL
About KBR
Scientific, technology, and engineering services firm serving defense, intelligence, space, and energy clients via two segments: Mission Technology Solutions and Sustainable Technology Solutions.
Public · 5000+ people
Source and classification
Internal deployment & tooling · Evidence for this classification:
Title: Senior Software Engineer **This position is located onsite in our office in Beavercreek, Ohio** There is no relocation assistance available for this position Why Join Us? Innovative Projects: KBR’s work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace. Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense. KBR is seeking a Senior Software Engineer to lead the development, integration, and evaluation of software solutions for various systems operating under various environments. This role supports modeling, simulation, and
More from the job description
Title: Senior Software Engineer **This position is located onsite in our office in Beavercreek, Ohio** There is no relocation assistance available for this position Why Join Us? Innovative Projects: KBR’s work is at the forefront of engineering, logistics, operations, science, program management, mission IT and cybersecurity solutions. Collaborative Environment: Be part of a dynamic team that thrives on collaboration and innovation, fostering a supportive and intellectually stimulating workplace. Impactful Work: Your contributions will be pivotal in designing and optimizing defense systems that ensure national security and shape the future of space defense. KBR is seeking a Senior Software Engineer to lead the development, integration, and evaluation of software solutions for various systems operating under various environments. This role supports modeling, simulation, and operationally relevant systems across research and applied DoD programs. These programs primarily involve, but not always, position, navigation, and timing (PNT) systems. This position requires deep technical expertise in software development and PNT fundamentals, with the ability to design and perform algorithm implementation, guide technical execution, and work across system, algorithm, and integration boundaries. The developer will work closely with systems engineers and hardware teams to design, a [... source excerpt omitted ...] l systems Lead and support test planning, execution, and analysis for PNT-focused experiments, demonstrations, and evaluations Collaborate with systems engineers to align system requirements, hardware constraints, and software designs Review, mentor, and provide technical guidance to junior and mid-level engineers Document software designs, algorithms, and test results to support technical reviews and customer deliverables Participate in team technical interchange meetings to describe technical activities, progress, issues, improvements, and more Required Qualifications Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical [... source excerpt omitted ...] sources Experience integrating software with complex systems, simulations, or external hardware components Ability to obtain and maintain a U.S. DoD security clearance Desired Qualifications Advanced experience with GPS/GNSS signal processing, navigation algorithms, or timing systems Experience developing or evaluating alternative or resilient PNT approaches Experience with modeling, simulation, or digital twin environments supporting PNT analysis Familiarity with real-time or embedded systems Experience with HIL/SIL test architectures, laboratory integration, or field testing Experience supporting DoD programs, laboratory R&D, or operational prototyping efforts Basic Compen
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