• Architect, develop, and maintain scalable mobile applications using React Native • Design and implement responsive, user-friendly interfaces with a strong focus on performance, usability, and accessibility • Collaborate with product, design, and backend teams to deliver end-to-end features aligned with business requirements • Develop and maintain backend services and REST APIs using Node.js • Optimize application performance, responsiveness, and stability across devices and network conditions

• Design, develop, and maintain IVR applications based on business and technical requirements • Integrate IVR solutions with key internal services • Monitor IVR systems and implement operational improvements to enhance customer experience • Troubleshoot and resolve issues within the voice contact center and IVR environments • Collaborate with project managers to ensure the timely and high-quality delivery of solutions • Work independently while supporting a regional business unit aligned with global objectives • Participate in forward-looking initiatives to improve call steering and IVR architecture • Communicate technical concepts clearly to both technical and non-technical stakeholders

Role Description We are seeking a Lead Systems Engineer to join STC’s innovative and dynamic team. As a key member of our cross-functional software and AI team, you will play a pivotal role in the development of cloud-based AI applications designed to enable next-generation MBSE capabilities. Working alongside STC’s iMBSE Chief Engineer, you will focus on defining and evolving the AS-IS and TO-BE architecture for the Intelligent MBSE project. This position requires: - Conducting comprehensive alternatives analyses - Developing and maintaining system architectures - Ensuring robust requirements generation and validation in line with advanced digital engineering practices - Advancing agile processes and contributing to innovation through continuous improvement - Driving seamless, secure delivery of impactful solutions for both internal and external stakeholders - Occasional customer-facing technology demonstrations Core Responsibilities: - User Needs Elicitation: Collaborate with internal and external stakeholders to identify, analyze, and prioritize user needs for AI-enabled MBSE capabilities. - Analysis of Alternatives (AoA): Perform trade space analyses and dependency evaluations based on user needs. Develop an early capabilities roadmap informed by insights from AoA. - Requirements Development and Validation: Translate user requirements and AoA findings into actionable, verifiable, and validated system requirements. Ensure that requirements are testable and develop initial test plans. Maintain and manage requirements within Cameo Systems Modeler. - MBSE Architecture Development: Design, model, and maintain AS-IS and TO-BE system architectures using Cameo Systems Modeler. Map requirements to system elements using model-based approaches. Sustain the model as the iMBSE product evolves and ensure the model is always accurate as a decision resource. - MBSE Simulation and Analysis: Leverage MATLAB/Simulink to simulate iMBSE system dynamics and identify potential performance issues during the initial stages of the design lifecycle. - Stakeholder Engagement: Facilitate customer-facing demonstrations to showcase technology capabilities and support current contract execution and new business opportunities. - Continuous Improvement Initiatives: Stay up-to-date on advancements in MBSE tools, technologies, and best practices. Champion the integration of innovative capabilities and process improvements to maintain technical excellence. Qualifications - BS with 8–10 years of experience, MS with 6–8 years, or PhD with 3–5 years in systems engineering or a related discipline - Proven experience in systems engineering and knowledge of the systems engineering process - Proven experience with systems engineering tools including, but not limited to, MBSE tools like Cameo Systems Modeler (CSM) for requirements and architecture management - Experience in eliciting, defining, validating, and managing system requirements - Experience with analysis of alternatives (AoA) techniques and trade space evaluation - Ability to effectively engage with stakeholders to communicate technical concepts and demonstrate solutions - Familiarity with agile development workflows and a commitment to continuous improvement - Must be able to obtain and maintain a Secret Clearance Requirements - Skilled in MATLAB/Simulink for modeling, simulating, and analyzing complex system interactions - Experience in developing AI-enabled systems or cloud-based applications - Familiarity with implementing secure product delivery - Advanced knowledge in digital engineering environments and tools Benefits - Health Insurance - Life Insurance - Paid Time Off - Holiday Pay - Short Term and Long-Term Disability - Retirement and Savings - Learning and Development opportunities - Wellness programs - Other optional benefit elections Company Description This is the projected compensation range for this position. There are differentiating factors that can impact a final salary/hourly rate, including, but not limited to, Contract Wage Determination, relevant work experience, skills and competencies that align to the specified role, geographic location (For Remote Opportunities), education and certifications as well as Federal Government Contract Labor categories. In addition, Arcfield invests in its employees beyond just compensation. Min: $105,199.68 Max: $206,990.49 We are an equal opportunity employer and federal government contractor. We do not discriminate against any employee or applicant for employment as protected by law.

• Ejecuta actividades de desarrollo para componentes de backend y UI y apoya la entrega de calidad dentro de la cadencia del sprint. • Desarrollar componentes de aplicaciones backend utilizando frameworks aprobados por Java/Spring Boot y el cliente. • Desarrollar componentes de interfaz web utilizando tecnologías de interfaz aprobadas por el cliente. • Implementa lógica de negocio basada en historias de usuario aprobadas y criterios de aceptación. • Desarrollar e integrar APIs RESTful e integraciones de servicio a servicio. • Realizar pruebas unitarias y apoyar las actividades de pruebas de integración. • Participa en revisiones de código entre pares y responde a los comentarios sobre las revisiones. • Apoyar las actividades de resolución de defectos y refactorización dentro del alcance del sprint. • Participa en ceremonias ágiles que incluyen planificación de sprints, reseñas y retrospectivas. • Apoyar las actividades de desarrollo y pruebas de las funcionalidades del sprint comprometidas. • Participar en ceremonias ágiles y actividades de ejecución del sprint. • Escalar los bloqueadores y dependencias al Líder o al Scrum Master.