Senior Software Engineer
Huntsville, AL
Experience: 12
Education: BA
Category: Engineering
Contractor Work Model: Onsite
Brand: System One
Compensation Range: 116.80 - 140.00 Per Hour
Job ID: 379404
Date Posted: 09/29/2026
Shortcut: http://jobs.systemone.com/V9Otgz
Senior Software Engineer (Onsite) — Huntsville, AL
Type: Contract-to-hire
Work schedule: 40 hours/week
Security clearance: Active Secret clearance or ability to obtain
Pay rate: $117-125/HR
Overview
We’re hiring a Senior Software Engineer to lead and build software for tactical/mission-critical defense systems. You’ll help design modern, modular software frameworks and support software products ranging from analysis/simulation tools to mission planning and other critical system components. This is a hands-on technical leadership role with real impact.
Must have:
- Candidate must possess at least a bachelor’s degree in software engineering, Computer Science, Computer Engineering, Electrical Engineering, Aerospace Engineering, Mathematics, or equivalent technical degree with an overall GPA of 3.0 or higher.
- 10+ years of relevant technical experience, or 8+ years with a master’s degree in a related field.
- Candidate must be eligible to obtain and maintain a U.S. Department of Defense security clearance.
- Relevant technical experience must include developing, integrating, testing, or troubleshooting embedded software or embedded-adjacent applications that interface with, operate, monitor, support, simulate, control, or communicate with embedded systems.
- Must be a resident of North Alabama or willing to relocate to the Huntsville-North Alabama area.
- Experience leading software development teams on multi-disciplinary projects.
- Demonstrate expert-level experience with C/C++ required.
- Experience with Python or Java.
- Familiarity with real-time embedded systems and RTOS environments (e.g. VxWorks, FreeRTOS).
- Experience with software configuration management principles and techniques.
- Experience with software quality engineering concepts.
- Experience with good software standards and practices.
Preferred:
- Experience with open systems concepts, architectures, and implementation.
- Knowledge of Modular Open Systems Approach (MOSA) principles and application.
- Experience with embedded missile systems, aerospace, or weapons systems development.
- Hands-on experience implementing open architecture frameworks such as FACE, OMS, or SOSA.
- Experience with containerization and microservices technology.
- Knowledge of guidance & control algorithms.
- Knowledge of navigation systems.
- Knowledge of mission planning systems (NOMS, JMPS).
- Knowledge of sensors used in guidance, navigation, or mission planning systems.
- Familiarity with Model-Based Systems Engineering (MBSE) and SysML.
- Knowledge of software development standards: DO-178C, MIL-STD-882e, or similar.
- Experience with containerization (Docker/Kubernetes) and CI/CD pipelines.
- Proficiency with MATLAB/Simulink for algorithm development and simulation a plus.
- Understanding of hardware-software integration and software systems engineering principles
- Formal experience in an official software leadership role with people-management responsibilities (e.g., IPT Lead, Technical Lead, Software Program Manager) — including direct reports, staffing, or performance management duties.
- Agile Scrum Master or Product Owner experience a plus.
- Deep understanding of software architecture patterns and design principles.
- Excellent communication skills with ability to present to senior leadership and government customers.
- Strong problem-solving abilities and systems-level thinking.
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.
#M-1
Ref: #851-Rockville-S1
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