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Senior Mission Systems Software Engineer (C++/C#/Rust) with Security Clearance
System One Holdings, LLCFort Worth, TX🇺🇸United StatesPosted 15 Jul 2026
Quick Overview
Work Type
On Site
Schedule
Temporary/Casual
Level
Mid Senior
Job Description
Job Title: Senior Mission Systems Software Engineer (C++/C#/Rust)
Location: Fort Worth, Texas
Type: Contract To Hire
Contractor Work Model: Onsite Hours: 40 hours per week
Security Clearance: Active Secret required We are seeking a Senior Software Engineer to support advanced mission systems in a secure, high-performance environment. This role is focused on designing and building distributed data architectures, automated pipelines, and AI/ML-enabled capabilities that power real-time sensing, tracking, and decision support. The ideal candidate has hands-on experience developing in C++, C#, or Rust and excels at translating complex system requirements into scalable, production-ready solutions. Responsibilities
• Define and implement architectures for automated systems and big-data ecosystems
• Develop automated data pipelines; perform data transformation, aggregation, and anomaly detection
• Architect and deliver local, distributed, and cloud-based data solutions
• Translate stakeholder needs into technical architectures, design specifications, and execution plans
• Design technical standards across software, hardware, tools, and data platforms
• Implement proof-of-concept prototypes to validate design approaches
• Participate in design reviews and ensure compliance with engineering standards and cybersecurity controls
• Integrate AI/ML models into operational data flows
• Support test planning, system integration, and formal qualification events Required Qualifications: • Bachelor’s degree in Computer Science, Computer Engineering, Systems Engineering, or related STEM field
• 5+ years of software engineering experience with C# or C++, OR 2+ years of experience with Rust
• Active Secret clearance
• U.S. citizenship or U.S. lawful permanent residency with ability to obtain program access Preferred Qualifications: • 5+ years designing and implementing distributed systems (e.g., shared memory, gRPC, sockets, REST) • 2+ years working with big-data tools (Hadoop, Iceberg, Impala, Trino) or high-volume data pipelines (S3, SeaweedFS, MinIO) • Strong experience with Python and core engineering principles: • Object-oriented programming (OOP)
• Data-oriented design (Rust)
• APIs, design patterns, clean architecture, and test-driven development
• Familiarity with airborne sensing and tracking systems (radar, electronic warfare, electro-optical)
Location: Fort Worth, Texas
Type: Contract To Hire
Contractor Work Model: Onsite Hours: 40 hours per week
Security Clearance: Active Secret required We are seeking a Senior Software Engineer to support advanced mission systems in a secure, high-performance environment. This role is focused on designing and building distributed data architectures, automated pipelines, and AI/ML-enabled capabilities that power real-time sensing, tracking, and decision support. The ideal candidate has hands-on experience developing in C++, C#, or Rust and excels at translating complex system requirements into scalable, production-ready solutions. Responsibilities
• Define and implement architectures for automated systems and big-data ecosystems
• Develop automated data pipelines; perform data transformation, aggregation, and anomaly detection
• Architect and deliver local, distributed, and cloud-based data solutions
• Translate stakeholder needs into technical architectures, design specifications, and execution plans
• Design technical standards across software, hardware, tools, and data platforms
• Implement proof-of-concept prototypes to validate design approaches
• Participate in design reviews and ensure compliance with engineering standards and cybersecurity controls
• Integrate AI/ML models into operational data flows
• Support test planning, system integration, and formal qualification events Required Qualifications: • Bachelor’s degree in Computer Science, Computer Engineering, Systems Engineering, or related STEM field
• 5+ years of software engineering experience with C# or C++, OR 2+ years of experience with Rust
• Active Secret clearance
• U.S. citizenship or U.S. lawful permanent residency with ability to obtain program access Preferred Qualifications: • 5+ years designing and implementing distributed systems (e.g., shared memory, gRPC, sockets, REST) • 2+ years working with big-data tools (Hadoop, Iceberg, Impala, Trino) or high-volume data pipelines (S3, SeaweedFS, MinIO) • Strong experience with Python and core engineering principles: • Object-oriented programming (OOP)
• Data-oriented design (Rust)
• APIs, design patterns, clean architecture, and test-driven development
• Familiarity with airborne sensing and tracking systems (radar, electronic warfare, electro-optical)
Skills
Rust
C#
C++
Hadoop
Python
REST
gRPC
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