Secure Software Developer Jobs in Leander, TX (NOW HIRING)

Company: Ultra Intelligence & Communications

Mission Solutions Powering Decision

Join the team redefining defense technology. From engineering systems that save lives to leading programs that change the battlefield-find your place in the future of defense.

Mission Solutions

By joining our Mission Solutions business, you will be a member of a team dedicated to providing innovative solutions that streamline the preparation and execution of intricate, mission-critical operations. We focus on enhancing situational awareness, tactical command and control, and seamless video data exchange capabilities within a dynamic, multi-domain environment.

Job Description Ultra is seeking an experienced Senior Software Engineer with deep expertise in C/C++ and radar sensor data processing to help advance the next generation of our industryleading Command, Control, and Intelligence (C2I) product line. In this role, you will work hands-on within a large, mature C++ codebase that is being modernized to operate in a contemporary, containerized ecosystem.
You will join the Product Innovation organization, contributing to the development, evolution, and operational sustainment of missioncritical C2I applications deployed globally. This position is well suited for engineers who thrive on solving complex problems in large-scale systems and who want to influence long-term architecture in a highimpact, realworld environment.
If you are motivated by deep technical challenges, system-level thinking, and meaningful national security work, this role offers a unique opportunity to make a lasting impact.

Responsibilities

• Design, develop, and modernize major components of a large C++ codebase, with emphasis on sensor and radar data processing applications
• Work within modern cloud and containerized environments, including Docker, Podman, and Kubernetes
• Lead or contribute to architectural decisions, refactoring initiatives, performance tuning, and modernization efforts
• Diagnose and resolve complex system-level issues, including multi-threaded behavior, memory management, and real-time processing challenges
• Contribute to containerization strategies, CI/CD pipeline improvements, and runtime optimization of large-scale applications
• Provide technical guidance and mentorship to junior-level engineers
• Promote and apply best practices in software design, coding standards, testing, reliability, and performance

Required Skills & Qualifications

• Bachelor's degree in Computer Science, Software Engineering, or related field with concentration in software developent
• 6+ years of professional software development experience, or equivalent demonstrated contributions
• Experience working with networking and data interfaces, preferably related to radar or other sensor systems
• Familiarity with algorithms and approaches for sensor data processing, such as tracking, correlation, and fusion
• Expert-level proficiency in C and C++, including memory management, multi-threading, performance optimization, and advanced debugging
• Experience developing, deploying, and running applications in containerized environments (Docker, Podman)
• Strong proficiency with Git, including branching strategies, merging, rebasing, and collaborative code reviews
• Solid Linux background, including development, debugging, shell environments, and build systems
• U.S. Citizenship and the ability to obtain and maintain a security clearance

Desired Skills & Qualifications

• Experience in the Defense, Aerospace, or Air & Missile Defense domains, particularly with real-time or multi-sensor systems
• Hands-on experience with:
  • Messaging and middleware architectures (e.g., DDS, ActiveMQ)
  • Multi-sensor data processing and analysis
  • Integration of sensor track data into C2 systems using tactical data links (TDLs)
• Familiarity with modern build systems such as CMake, Ninja, and CPack
• Experience with CI/CD pipelines and tooling, including Jenkins and GitLab CI
• Strong understanding of:
  • Object-oriented design principles and modern C++ paradigms
  • Algorithms, data structures, and performance-conscious design
  • Distributed systems, networking concepts, or real-time processing architectures
• Proven experience working in large, complex codebases (hundreds of thousands to millions of lines of code)
• Knowledge of secure software development practices, including CVE remediation, dependency analysis, and secure coding standards
• Demonstrated ability to lead technical efforts and guide small development teams

Notice

Due to the nature of the programs we deliver for our customers, candidates may need to obtain the relevant security clearance or handle export-controlled material as defined by the role's requirements.

Our Benefits

Every employee is critical to our success, and as such, we offer a range of flexible employee benefits, including:

• Annual Bonus - Annual Bonus - Performance Related

• Competitive Paid Time Off (PTO) package plus 11 company holidays

• Early finish on Friday

• 401K w/ company match

• Medical/Dental/Vision Benefits

• Student Loan Assistance Program

• Array of voluntary benefit offerings

Ultra I&C is an Equal Opportunity Employer. All qualified applicants will receive consideration without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, disability, veteran status, or other legally protected state or federal classes.

We provide affirmative action in employment for qualified individuals with disabilities and protected veterans in compliance with Section 503 of the Rehabilitation Act and the Vietnam Era Veterans' Readjustment Assistance Act. If you need an accommodation in any part of the application process, email careers@ultra-ic.com."