Junior Software Engineer

KBR Careers; Beavercreek (OH); On-site; USD 80,000 - 100,000; Full time

Job summary

KBR is seeking a Junior Software Engineer to join our Beavercreek, OH office. The role focuses on developing, integrating, and evaluating software for RF systems across DoD programs, with opportunities to mentor and grow under senior engineers.

The position requires a strong software foundation, interest in RF system fundamentals, and collaboration across system and hardware teams to implement PNT capabilities in lab and field environments.

Qualifications

• Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related technical discipline.
• 0–2 years of professional software development experience (internships/co-ops/academic projects count).
• Programming experience in C#/C++ or Python.
• Experience developing software on Linux and Windows.
• Familiarity with PNT concepts (GNSS, inertial, timing, sensor fusion).
• Experience integrating software with complex systems or external hardware.

Responsibilities

• Develop, maintain, test, and document software for systems, simulations, and performance analysis environments.
• Implement algorithms and models under guidance, including measurement modeling and estimator behavior.
• Integrate software within software frameworks and with HITL/SITL and digital twin environments.
• Develop interfaces between software components and external systems.
• Support test planning, execution, and analysis for PNT-focused experiments and demonstrations.
• Collaborate with systems engineers to align requirements with software designs.

Skills

C#/C++/Python

Linux/Windows

PNT concepts

Software integration

DoD security clearance

Team collaboration

Documentation

Education

Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or related technical discipline

Job description

Junior 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 Junior Software Engineer that we can mentor and grow to support the development, integration, and evaluation of software solutions for various RF systems in various operational and signal environments. This role supports control, modeling, simulation, and testing of operationally relevant systems across research and applied DoD programs. This position requires a strong software foundation, interest in RF system fundamentals, and the ability to work across system, algorithm, and integration boundaries with guidance from senior engineers. The software person will work closely with systems engineers, and at times under the direction of systems engineers and hardware teams to implement, test, and analyze position, navigation, and timing (PNT) capabilities in constructive, laboratory and field environments.

Key Responsibilities

• Develop, maintain, test, and document software for systems, simulations, and performance analysis environments
• Implement algorithms and models under guidance, including measurement modeling, error characterization, and estimator behavior under non-ideal conditions
• Implement and integrate algorithms within software frameworks
• Integrate software with hardware- and software-in-the-loop (HITL and SITL) and digital twin environments
• Develop interfaces between software components and external systems
• Support test planning, execution, and analysis for PNT-focused experiments, demonstrations, and evaluations
• Collaborate with systems engineers to align system requirements with software designs and implementations
• Document software implementations, interfaces, and test results to support technical reviews and deliverables

Required Qualifications

• Bachelor’s degree in Computer Engineering, Electrical Engineering, Computer Science, or a related technical discipline
• 0–2 years of professional experience developing software for technical systems (experience can include internships, co-ops, or academic projects)
• Programming experience in C#/C++ or Python
• Experience developing software on Linux and Windows based systems
• Familiarity with PNT concepts (e.g., Global Navigation Satellite Systems (GNSSs), inertial navigation, timing, sensor fusion)
• Experience integrating software with complex systems, simulations, or external hardware components
• Ability to obtain and maintain a U.S. DoD security clearance
• Participate in team technical interchange meetings to describe technical activities, progress, issues, improvements, and more

Desired Qualifications

• Academic or project experience with GPS/GNSS signal processing, navigation algorithms, or timing systems
• Strong verbal and written communications skills
• Experience with modeling, simulation, or digital twin environments
• Familiarity with real-time or embedded systems
• Experience with HITL/SITL test architectures or laboratory integration
• Experience supporting DoD programs, laboratory R&D, or operational prototyping efforts

Basic Compensation:

$80,000 - $100,000 (For Beavercreek, OH Only) The offered rate will be based on the selected candidate’s knowledge, skills, abilities and/or experience and in consideration of internal parity.

Belong, Connect and Grow at KBR

At KBR, we are passionate about our people and our Zero Harm culture. These inform all that we do and are at the heart of our commitment to, and ongoing journey toward being a People First company. That commitment is central to our team of team’s philosophy and fosters an environment where everyone can Belong, Connect and Grow. We Deliver – Together.

KBR — Delivering Solutions, Changing the World.

KBR brings together the best and brightest to deliver science, technology and engineering solutions that help governments and companies around the world accomplish their most critical missions and objectives.

In everything we do, we are guided by our ONE KBR Values:

• We Value Our People – We create diverse, inclusive environments in which each person can feel safe, respected and valued, and where everyone has opportunities to grow and reach their full potential.
• We Deliver – We are uncompromising in our commitment to deliver innovative, high‑quality, technology‑led solutions for our customers and exceptional, sustainable value for all our stakeholders.
• We Are People of Integrity – We value honesty, trust, courage, fairness, prudence and tenacity. We believe doing what’s right for the planet, the communities where we work, and our people is good for business.
• We Empower – We empower our people with a shared purpose, the right tools and the supportive culture they need to be proactive decision‑makers, to be adaptive to change, and to succeed.
• We Are a Team of Teams – We have a will to succeed, but we value the achievements of our team of teams over individual accomplishments. Our collective focus makes us a better, stronger, more effective company.
• We have also embedded environmental, social and governance (ESG) principles in every business operation and corporate function. Not only are we committed to operating safely, sustainably and equitably, but we are also committed to using our capabilities and expertise to help our customers accomplish their sustainability goals.

Worldwide, KBR employs a diverse workforce approximately 29,000 people strong, with customers in more than 80 countries and operations in 40 countries.

At KBR, We Deliver.