Technical Lead & Platform Modernization Architect

Guidehouse Inc.; McLean (VA); On-site; USD 140,000 - 190,000; Full time

Job summary

Guidehouse Inc. seeks a Technical Lead / Solution Architect to steer a large-scale GrantSolutions platform modernization.

You will shape the target-state architecture, define integration patterns, and guide API-enabled services across multiple workstreams and vendors. In this role you will own architectural decisions, ensure security, interoperability, and alignment with enterprise standards while collaborating with Product Owners, Scrum Masters, project managers, and Federal stakeholders to

Qualifications

• Bachelor's degree required.
• 6–8 years of relevant experience in software engineering, solution architecture, or platform modernization.
• Experience with Java-based enterprise applications and API-enabled services.

Responsibilities

• Define and communicate target-state architecture and modernization roadmap.
• Guide architecture decisions, integration patterns, and transition from legacy to modular services.
• Coordinate vendor-delivered capabilities and ensure alignment with shared platform standards.
• Provide hands-on technical guidance on APIs, data exchange, and cloud-aligned design.
• Lead architecture reviews and risk analyses to ensure security, interoperability, and maintainability.

Skills

Java

Spring Boot

Microservices

API design

Cloud

DevSecOps

Architecture leadership

Education

Bachelor's degree

Job description

Guidehouse Inc. seeks a Technical Lead / Solution Architect to steer a large-scale GrantSolutions platform modernization.

You will shape the target-state architecture, define integration patterns, and guide API-enabled services across multiple workstreams and vendors. In this role you will own architectural decisions, ensure security, interoperability, and alignment with enterprise standards while collaborating with Product Owners, Scrum Masters, project managers, and Federal stakeholders to