Senior Application Architect – Enterprise Modernization SME

Essnova Solutions, Inc.

Suitland (MD)

Hybrid

USD 150,000 - 210,000

Full time

3 days ago

Be an early applicant

Application generator

A complete application in a minute — tailored resume and cover letter, ready to send.

Get past ATS filters

Job summary

Essnova Solutions, Inc. is seeking a seasoned Lead Application Architect – SME to drive a large-scale federal application modernization initiative for the U.S. Census Bureau, located in Suitland, MD with a hybrid work setup.

This role provides senior technical leadership in designing enterprise applications using modern microservices, API, event-driven, containerized, and cloud-based architecture patterns, combining deep architecture expertise with practical delivery experience.

Qualifications

15+ years of relevant application architecture and technology experience.
Senior/SME-level experience designing complex enterprise applications.
Demonstrated experience with Spring Boot, Microservices architecture, REST, SOAP, Kafka, Docker, Kubernetes/EKS.

Responsibilities

Design enterprise application architectures supporting modernization initiatives.
Define scalable microservices-based application architectures.
Develop architecture patterns for enterprise application integration.
Support modernization and transformation of legacy applications.
Design and guide implementation of REST and SOAP service integrations.
Support event-driven architectures and Kafka-based integrations.
Define containerization and orchestration approaches.
Collaborate with developers, systems engineers, cloud teams, security professionals, and other architects.
Develop architecture documentation, technical standards, and solution designs.
Provide senior technical guidance throughout application modernization efforts.