Kalman Filter Estimation Jobs in Texas (NOW HIRING)

Hello,

Job Title: Embedded Software Engineer 3

Location: TX Irving, Williams Square Corporate Headquarters

Work Arrangement: 100% Onsite Full Time

Start Date: September 28, 2026

Contract Duration: 12 Months

Work Schedule: 1st Shift 9:00 AM to 5:00 PM (8 hours/day)

Travel: 0 25% domestic travel

Potential locations include:

• Mossville, IL TC-A
• Pittsburgh, PA PAC

Export Control

Yes Export Control requirements apply

Position Overview

Caterpillar is seeking an experienced Embedded Software Engineer 3 to join a technical team focused on robotics, autonomosemi-autonomous systems, positioning, and localization.

The engineer will develop production-quality C++ software and localization algorithms that enable autonomous and semi-autonomous machines to determine their position and altitude relative to the surrounding environment.

The role involves working with perception, inertial, and GNSS inputs, developing state-estimation and filtering solutions, and taking algorithms from research/prototype stages through production.

Key Responsibilities

• Research, design, develop, and implement localization and positioning algorithms.
• Develop production-quality C++ software for autonomous and semi-autonomous systems.
• Work on algorithms that allow robotic systems to localize robustly within their environment.
• Estimate position and altitude using multiple sources, including:
  • Perception-based inputs
  • Inertial measurement inputs
  • GNSS inputs
• Develop and implement filtering and state-estimation solutions.
• Participate throughout the software development lifecycle, including:
  • Requirements
  • Architecture
  • Design
  • Documentation
  • Coding
  • Testing
  • Validation
  • Product quality
• Contribute to requirements generation and localization architecture design.
• Support functional safety software design and validation.
• Analyze software/application issues and develop appropriate solutions.
• Analyze code, logs, and system behavior during advanced troubleshooting.
• Evaluate risks and benefits of alternative technical approaches and recommend solutions.
• Research and prototype new approaches and transition successful concepts into production.
• Collaborate with and mentor other members of the localization team.

Required Qualifications

• 5+ years of professional experience.
• Bachelor's, Master's, or PhD in one of the following:
  • Robotics Engineering
  • Electrical Engineering
  • Computer Engineering
  • Computer Science
• Candidates with a Master's degree may qualify with 2 years of experience.
• Associate degrees are not accepted.
• Internship experience may be considered.
• Comparable background may include Software Developer Robotics Positioning experience.

Top 3 Must-Have Skills

1. Strong C++ Development

• Excellent/professional-level C++ programming
• Production-quality software development
• Strong debugging and profiling skills
• Ability to interpret application/system designs and specifications

2. State Estimation / Localization

Hands-on experience with:

• State estimation
• Localization algorithms
• Inertial measurement technology
• Positioning/navigation systems
• Filtering algorithms

3. Robotics / Autonomous Systems

Experience developing software for:

• Robotics
• Autonomous systems
• Semi-autonomous systems
• Robotic positioning/localization
• Navigation or guidance systems

Additional Required Technical Skills

Programming

• C++ Required
• Python Required
• Strong software engineering practices
• Debugging/profiling
• Structured programming techniques

State Estimation & Sensors

• Inertial Measurement Technology
• State Estimation
• GNSS
• Perception-based inputs
• Inertial-based inputs
• Position and altitude estimation

Software Engineering

• Software Development Lifecycle
• Requirements analysis
• Architecture/design
• Coding
• Documentation
• Testing and validation
• Product quality
• Functional safety

Troubleshooting

• Advanced software troubleshooting
• Code and log analysis
• Diagnostic tools
• Root-cause/problem analysis
• Documentation of technical problems and resolutions

Preferred / Nice-to-Have Skills

Candidates with the following experience should be prioritized:

• 5+ years of Robotics/Autonomous Systems experience
• Error State filtering
• Kalman Filter
• Extended Kalman Filter (EKF)
• Inertial-based navigation and/or guidance systems
• Localization and positioning
• SLAM Simultaneous Localization and Mapping
• Graph optimization libraries
• State-estimation algorithms
• ROS Robot Operating System
• Robotics frameworks
• Physics-based modeling
• Vehicle modeling and dynamics
• Strong mathematics fundamentals, including:
  • 3D geometry
  • Linear algebra
  • Statistical error modeling
  • Gauss-Markov processes
• Coordinate systems and coordinate transformations
• Ability to translate research papers/literature into production implementations

The source specifically identifies Error State, Kalman/EKF filtering, inertial navigation, SLAM, ROS, mathematical foundations, coordinate transformations, and vehicle/physics modeling as desired experience.

Soft Skills

Required

• Strong written and verbal communication
• Team collaboration and problem solving
• Ability to take ownership of ideas from prototype to production
• Adaptability throughout different development phases
• Strong attention to detail

Preferred

• Self-driven research and prototyping
• Systems-thinking mindset
• Resilience and persistence when solving complex technical problems

Typical Day / Week

The engineer will typically work on:

• Researching localization approaches
• Designing and implementing localization algorithms
• Developing C++ software
• Debugging and profiling software
• Working with state-estimation/filtering algorithms
• Analyzing sensor inputs such as inertial and GNSS data
• Supporting architecture and requirements development
• Testing and validating algorithms/software
• Troubleshooting system and application issues
• Collaborating with other localization/robotics engineers
• Moving prototypes and research concepts into production

Interview Process

3 Interview Rounds

1. Initial Screening
   • Hiring Manager + Technical Lead
2. Technical Interview
   • Coding
   • State Estimation
3. Technical Interview
   • Coding
   • State Estimation

Interview Format: Virtual/Phone
Interview Type: Panel
Interview Timeline: ASAP

Candidate Red Flags / Disqualifiers

Do NOT submit candidates who:

• Are looking for fully remote or part-time remote work
• Do not have strong C++ development experience
• Lack software development experience
• Have no exposure to robotics, autonomous systems, positioning, or localization
• Lack state-estimation/inertial measurement knowledge for this specific role

Important: The source explicitly lists candidates seeking full-time or part-time remote work as a disqualifier.

Ideal Candidate Profile

The ideal candidate is a Robotics/Embedded Software Engineer with 5+ years of experience developing production-quality software for robotics, autonomous systems, positioning, localization, or navigation.

The strongest candidates will have:

C++ + Python + Robotics + Localization + State Estimation + Inertial Sensors + GNSS

Candidates with Kalman/EKF filtering, SLAM, ROS, inertial navigation, and autonomous vehicle/machine experience should be prioritized.

Recommended Search Titles

• Embedded Software Engineer
• Embedded Software Developer
• Robotics Software Engineer
• Robotics Engineer
• Autonomous Systems Engineer
• Localization Engineer
• Navigation Engineer
• Perception/Localization Engineer
• Software Engineer Robotics
• C++ Robotics Engineer
• State Estimation Engineer
• Autonomous Vehicle Software Engineer
  

Best Regards,

Ishika

SR. IT Technical/Engineer Recruiter

Ph No-

Email:

Address: 505 Knolle Court, Saint Augustine, FL 32092