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67 System One Senior Systems Software Engineer Jobs Hiring Near You

System One

Sr. Systems Engineer

Bedford, MA · On-site

$165K/yr

Thorough understanding of application software, operating systems, networks, storage platforms, and ... System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering ...

System One

Senior Systems Engineer III

Huntsville, AL · On-site

$103K - $141K/yr

... software updates. * Ensure high system and infrastructure availability, verify data replication ... System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering ...

System One

Quality Technician

Vandalia, OH · On-site

$21.50/hr

Support factory quality engineers and managers with customer and supplier issues. * Conduct risk ... Effective communication System One, and its subsidiaries including Joulé and Mountain Ltd., are ...

System One

Quality Technician

Vandalia, OH · On-site

$21.50/hr

Support factory quality engineers and managers with customer and supplier issues. * Conduct risk ... Effective communication System One, and its subsidiaries including Joulé and Mountain Ltd., are ...

System One

Quality Technician

Vandalia, OH · On-site

$21.50/hr

Support factory quality engineers and managers with customer and supplier issues. * Conduct risk ... Effective communication System One, and its subsidiaries including Joulé and Mountain Ltd., are ...

System One

Commercial Plumber

Columbus, OH · On-site

$24.50 - $31.50/hr

Competitive Pay based on individuals' experience * $1,500 Signing bonus, after 12months of ... Install, repair and maintain plumbing systems and components; asrequired by building code and ...

System One

Commercial Plumber

Columbus, OH · On-site

$24.50 - $31.50/hr

Competitive Pay based on individuals' experience * $1,500 Signing bonus, after 12months of ... Install, repair and maintain plumbing systems and components; asrequired by building code and ...

System One Holdings, LLC

Commercial Plumber

Columbus, OH · On-site

$24.50 - $31.50/hr

Competitive Pay based on individuals' experience * $1,500 Signing bonus, after 12months of ... Install, repair and maintain plumbing systems and components; asrequired by building code and ...

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System One Jobs Information

What is it like to work at System One?

System One is a professional services company that values collaboration, innovation, and a client-centric approach, fostering a dynamic and supportive work environment.

The company's team structure is designed to facilitate knowledge sharing and expertise exchange, with a flat organizational hierarchy that encourages open communication and cross-functional collaboration. System One's mission is to deliver high-quality solutions to its clients through a network of experienced professionals and cutting-edge technologies.

Working at System One may appeal to candidates who are looking for a challenging and rewarding career in a fast-paced, client-driven industry, with opportunities for professional growth and development in a collaborative and dynamic work environment.

What makes System One an attractive place to work?

System One is a leading provider of workforce solutions and staffing services, known for its expertise in delivering high-quality talent to various industries. The company's workplace is characterized by a culture of innovation, collaboration, and flexibility, offering employees opportunities to work on diverse projects and develop their skills in a dynamic environment. By joining System One, professionals can expect to contribute to the growth and success of a forward-thinking organization, with opportunities for career advancement and professional development in a rapidly evolving industry.
What other companies are hiring for Senior Systems Software Engineer jobs?
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Infographic showing various Senior Systems Software Engineer job openings at System One in the United States as of August 2026, with employment types broken down into 1% As Needed, 25% Full Time, 1% Temporary, and 73% Contract. Highlights an 75% Physical, and 25% Remote job distribution.

Senior Mission Systems Software Engineer (C++/C#/Rust)

System One

White Settlement, TX • On-site

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 20 days ago

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)
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan. System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law. #M2 #LI-CB5 Ref: #851-Rockville-S1