Solution Architect – Java Modernization

Grey Parrot Systems (GPARROT) is hiring an experienced Solution Architect with deep expertise in Java/Spring Boot, application modernization, legacy system migration, and identity management solutions to support a critical client engagement in Omaha, NE.

About Grey Parrot Systems

Grey Parrot Systems (GPARROT) is a women-owned, BEP-certified IT services firm headquartered in Naperville, IL. We partner with mid-market enterprises to deliver AI-first, governance-driven digital transformation. Our team of seasoned CIO/CTO practitioners works side-by-side with clients across retail, logistics, manufacturing, and healthcare — and we're growing.

About the Role

This is a principal-level solution architecture role for a Java modernization expert who has led complex legacy system migrations, architected modern Spring Boot-based application platforms, and designed enterprise-grade identity management solutions. You will serve as the technical authority on a high-priority client engagement — translating complex business and technical requirements into scalable, secure, production-grade architectures. This role is needed immediately — we are sourcing qualified candidates now.

Must-Have Skills

• 8+ years of solution architecture or senior engineering experience
• Expert-level Java / Spring Boot — microservices architecture, REST APIs, and enterprise application development
• Proven experience leading application modernization initiatives — migrating legacy systems to modern, cloud-native Java platforms
• Strong legacy system migration expertise — assessment, re-platforming, re-architecture, and cutover planning
• Hands-on experience designing and implementing identity management solutions — SSO, OAuth 2.0, OIDC, LDAP, Active Directory, or IAM platforms (Okta, Ping Identity, Forge Rock, or similar)
• Strong cloud platform experience — Azure, AWS, or GCP — for modernized application deployment
• Experience with CI/CD pipelines and Dev Ops practices — Git Hub Actions, Azure Dev Ops, Jenkins, or similar
• Strong system design skills — scalability, reliability, security, and performance
• Excellent written and oral communication skills — able to present architecture decisions to technical and business stakeholders
• Ability to work on-site all 5 days in Omaha, NE

What You'll Do

• Own and lead end-to-end solution architecture for Java modernization and identity management initiatives across client engagements
• Assess existing legacy Java applications and systems — defining modernization roadmaps, re-platforming strategies, and migration sequencing plans
• Architect and oversee the development of modern Java / Spring Boot microservices platforms — designing for scalability, security, and cloud-native deployment
• Design and implement enterprise identity management solutions — SSO, OAuth 2.0, OIDC, MFA, and IAM platform integrations
• Lead technical design sessions, architecture reviews, and proof-of-concept development for modernization initiatives
• Define and enforce architecture standards, coding best practices, and security governance across client engagements
• Collaborate with business stakeholders, product owners, and engineering teams to align solutions with business and technical objectives
• Build and maintain detailed architecture documentation — solution designs, technical specifications, migration runbooks, and decision records
• Identify and mitigate technical risks across modernization and identity management work streams
• Mentor and guide senior engineers on Java modernization patterns, identity management best practices, and cloud-native architecture principles

Nice to Have

• Experience with Zero Trust security architecture and identity-first design patterns
• Familiarity with SAML, PKI, and certificate management
• Experience with legacy-to-cloud migration…