Job Description

DESE Research, Inc is seeking an experienced Senior Software Systems Engineer to join our team in Huntsville, AL. This position supports the sustainment and modernization of mission-critical software for advanced defense systems. The role involves working closely with stakeholders to elicit and manage requirements, design and document software architectures, and contribute to the development, integration, and testing of reliable, secure, and maintainable software solutions. Responsibilities span the full system lifecycle, including requirements analysis, model-based systems engineering, software design, and coordination across multidisciplinary teams. The ideal candidate thrives in a fast-paced, collaborative environment and is comfortable engaging with technical leaders, developers, testers, and end users to deliver effective software upgrades to the field. The role requires full-time, on-site participation.

Duties and Responsibilities:

• Interview customers to elicit and gather software system requirements.
• Generate functional, performance, and architecture requirements to define and document system functionality.
• Document requirements using a robust requirements management tool such as Jama, Jira, DOORS, or ReqView.
• Analyze performance and functional requirements to derive detailed lower-level requirements.
• Develop and maintain relationships with stakeholders, customers, and peer organizations to facilitate software changes, enhancements, new features, or bug fixes.
• Perform software architecture design for modification and enhancements to existing systems or capture and document existing architecture and software design for existing systems.
• Use Model-Based Systems Engineering (MBSE) practices and methods to model system components using SysML to describe architecture and functional flows.
• Design, develop, and test software used in Army artillery systems, with emphasis on reliability, maintainability, security, and effectiveness.
• Lead development or extension of system architecture to include evaluating design tradeoffs.
• Collaborate with a variety of stakeholders to develop technical solutions, including project managers, cybersecurity, software developers, software testers, field engineers, and customers.
• Communicate with leadership, other members of the team, and the customer to ensure a common understanding of requirements, status, action items, issues, etc.
• Ability to perform effectively in a fast-paced, dynamic development environment.
• Position requires full-time, on-site presence.

Required Education and Experience

• Bachelor's degree in a related field and ten (10) years or more of experience, or Master's degree and seven (7) years or more of experience.

Required Experience and Qualifications

• Experience eliciting requirements from customers and stakeholders.
• Experience with Model-Based Systems Engineering (MBSE) using SysML to model system components to describe the high level system architecture as well as the functional flow between components. Output diagrams include Activity, Sequence, and Block Definition Diagrams.
• Experience working with Command and Control (C2) software interfaces.

Preferred Experience and Qualifications

• Experience administering and using a DOORS database to capture, trace, and analyze requirements for complex systems.
• Familiar with Model-Based Systems Engineering (MBSE) principles, including application of MagicGrid concepts.
• Understanding of ballistic and guided munition systems and principles.
• Knowledge of navigation, guidance, and in-flight control concepts.
• Exposure to autonomous system architectures and operational principles.
• Strong focus on software safety and cybersecurity compliance.
• Experience using the IBM Rational Publishing Engine (RPE) to develop documentation and reports, including automated document generation.
• Experience evaluating and refactoring designs for legacy DoD systems.
• Experience applying systems or software engineering disciplines, techniques, tools, methods, and practices on U.S. Army artillery systems.
• Experience using IBM Rhapsody to model system architecture with SysML.
• Experience with Agile Scrum software development process in the Product Owner role to ensure the sprint backlog is adhered to and completed and the end item is an acceptable product of the sprint.
• Experience gathering and briefing status and metrics for the software systems under development.

Clearance

• Must be able to obtain and maintain a Secret Security clearance.

About DESE:

For the past 43 years, DESE has provided industry-leading technical and engineering solutions in the fields of Defense, Energy, Space, and Environment. As a small, family-oriented business, DESE provides a compelling benefits package including a generous profit-sharing plan, competitive salaries, and perhaps most importantly, the opportunity to work alongside talented engineers leveraging cutting-edge technologies to solve complex and engaging problems.

Why employees love working for DESE:

At DESE, we are committed to creating a company that is known for its respect and care for employees. We understand that happy employees are what keeps our business going and we strive to provide the best opportunities for each individual working on our team! Here are a few reasons you will love working here:

• Competitive health, dental and vision insurance with affordable premiums

• Flexible work schedules

• Two different flexible spending account options

• Company paid life insurance with options for employee paid additional

• Performance bonus program

• Education reimbursement program

• Company paid personal leave for approved philanthropic activities

• Vacation, Sick & Holiday leave

• Robust 401k profit sharing plan

• Opportunities for internal promotions

• Employee referral incentive program

• Rewards and gifts for service anniversaries

Disability Accommodation for Applicants – DESE Research, Inc. is an Equal Employment Opportunity employer and provides reasonable accommodation for qualified individuals with disabilities and disabled veterans in its job application procedures. If you have any difficulty using our online system and you need an accommodation due to a disability, you may use the following alternative email address or phone number to contact us about your interest in employment with us: hrandsecurity@dese.com or 256-837-8004 x123