Senior Systems Engineer 2
Scientific Systems
Senior Systems Engineer 2
Scientific Systems
Software and services powering financial sector
Scientific Systems Company, Inc. · Burlington, United States (Hybrid) · Full-time · Posted 2026-09-01
Salary: USD 139,000–172,000
Workplace: hybrid
Department: Autonomy Software
The Senior Systems Engineer II will independently and collaboratively conduct system-level activities supporting a group’s objectives of systems programs. This role will be responsible for supporting the development and documentation of complex system architectures within a digital engineering ecosystem. This role requires deep expertise in Model‑Based Systems Engineering (MBSE), Department of Defense Architecture Framework (DoDAF) viewpoints and modern service‑based architectural patterns. Working knowledge of autonomy reference architectures such as AGRA, UMAA, and WGRA and application of systems engineering practices to DevOps‑oriented environments are desired.
Scientific Systems is a leading developer of advanced technologies for navigation, mission planning and autonomy for the Aerospace and Defense industries. Founded in 1990 and based in Burlington, MA, Scientific Systems Company invents disruptive technologies, develops revolutionary solutions, and builds trusted products for our customers’ most challenging missions. SSCI focuses on the creation of AI/ML enabled capabilities to command, control, communicate with, and manage composable collections of intelligent agents, smart sensors, and autonomous platforms across all domains.
Essential Functions:
Develop, maintain, and evolve system models using SysML or related modeling languages. Design and document service‑based architectures that emphasize modularity, scalability, interoperability, and clear contract‑based interfaces.
Establish modeling conventions, ontologies, and toolchain workflows enabling traceability across requirements, behaviors, interfaces, and verification artifacts.
Integrate MBSE products within CI/CD pipelines to ensure models remain authoritative throughout the lifecycle.
Drive architecture development sessions and facilitate cross‑disciplinary alignment using structured modeling and digital engineering practices.
Capture behavioral, functional, and interface architectures that support autonomous system development and multi‑system integration.
Support the transition of existing software designs into distributed, service‑oriented implementations.
Collaborate closely with software, integration, and platform teams to ensure architectural intent is maintained within DevOps workflows.
Provide SE input for automated testing, versioning of system models, and requirements verification integrated into CI/CD pipelines.
Communicate complex architectural concepts to technical and non‑technical audiences through structured diagrams, modeling artifacts, and clear documentation and engage with cross‑functional teams to ensure architectural cohesion and alignment with program milestones and technical baselines.
This position requires the ability to sit or stand at a desk and work on a computer for prolonged periods of time.
Must be able to obtain and maintain an active US DOD Security Clearance.
Basic Qualifications:
Preferred Qualifications:
Experience with model-based systems engineering (MBSE) and formal tools for SysML.
Master’s of Science degree or PhD
Apply at Scientific Systems Company, Inc.
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Software and services powering financial sector
SS&C Technologies provides software and services that power the financial services and healthcare industries, acting as the backend engine for investment firms, asset managers, insurers, and healthcare organizations to run fund administration, portfolio accounting, data processing, and workflow automation. It offers integrated platforms and professional services, delivering software plus implementation, customization, and ongoing support, and it has grown through many acquisitions that add capabilities like robotic process automation and data management. Its size, breadth, and history of acquiring more than 50 companies create an end-to-end ecosystem for back-office functions, reducing the need to mix many separate vendors. Its goal is to expand its services and integrate new technologies to help clients operate more efficiently, compliantly, and at scale.
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