Remote Interoperability Engineer Jobs in Washington

Client Requirements: applicants MUST BE US Citizens and be able to obtain Public Trust clearance

At Capital Technology Group (CTG), our teams are passionate about modernizing how the federal government delivers software. We partner with federal agencies to build secure, scalable, and mission-driven solutions that make a meaningful impact on millions of people. Recognized as a 2025 Top Workplace by The Washington Post, CTG fosters a culture rooted in our core values. Our values guide how we work together and support one another, creating an environment where employees feel trusted, empowered, and encouraged to grow both personally and professionally.

CTG is seeking a Solutions Architect III to design and lead scalable, secure, mission-driven technical solutions supporting federal modernization initiatives. This role focuses on end-to-end solution architecture across applications, integrations, cloud environments, APIs, and enterprise systems while partnering closely with engineering, product, infrastructure, and delivery teams.

• Design end-to-end technical solutions across applications, integrations, cloud infrastructure, and enterprise platforms
• Translate business, product, and mission requirements into scalable architecture strategies
• Partner with engineering, DevSecOps, infrastructure, and product teams to drive solution design and delivery
• Lead architecture discussions, technical design reviews, and solution decision-making
• Define architecture standards, reusable design patterns, and engineering best practices
• Guide API architecture across REST and GraphQL services
• Design scalable application integration patterns, interoperability strategies, and data flows
• Support modernization, cloud transformation, and enterprise platform initiatives
• Evaluate technical risks, architecture tradeoffs, dependencies, and implementation approaches
• Ensure solutions align with security, compliance, performance, and scalability requirements
• Mentor engineering teams and provide architectural leadership across programs

• A strategic technical leader who enjoys designing complex systems and solving architecture challenges
• Strong in application architecture, systems integration, and modern cloud-based solution design
• Comfortable balancing business needs with technical constraints and long-term architecture strategy
• A strong communicator who can influence stakeholders across technical and non-technical teams
• Collaborative, proactive, and comfortable navigating ambiguity

• Bachelor's degree in Computer Science, Engineering, Information Systems, or related field (or equivalent experience)
• 2+ years of professional experience in software engineering, systems architecture, or solutions architecture roles
• Strong experience designing enterprise application architectures and scalable distributed systems
• Deep hands-on experience with Java, Groovy, Spring Boot, OpenJDK, GraphQL, REST APIs, MySQL, and PostgreSQL
• Strong frontend architecture experience with Angular, React, TypeScript, and JavaScript
• Strong understanding of application integration, API design, microservices, event-driven architecture, and enterprise solution patterns
• Experience with cloud platforms such as AWS or Azure
• Familiarity with DevSecOps workflows, CI/CD pipelines, infrastructure collaboration, and modern delivery practices
• Knowledge of secure application architecture, API security, and enterprise design best practices
• Strong documentation, architecture communication, and stakeholder leadership skills

• Experience with containerization, Kubernetes, serverless architecture, or platform engineering
• Familiarity with Zero Trust principles, IAM integrations, or enterprise security architecture
• Experience supporting federal government agencies

We are committed to offering a competitive salary for this position, with an estimated range of $75k–$110k annually. Please note that this range is intended to provide a general idea of what to expect. The final offer may vary based on experience, skills, and other factors.