Senior Applications Architect - Remote & Modernization

Construction Job Board USA; Arlington (VA); Hybrid; USD 120,000 - 150,000; Full time

Benefits offered by this job

paid vacation

medical insurance

dental insurance

vision insurance

matching 401(k) plan

tuition/training reimbursement

disability coverage

Job summary

AttainX, Inc. seeks an experienced Application Architect to support DHS CISA’s Critical Infrastructure Collaboration Platform.

You will design secure, scalable applications and guide modernization, integration, and automation, collaborating with developers, security experts, and government stakeholders to strengthen infrastructure resilience. The role requires 7+ years in enterprise architecture, cloud-native or hybrid systems, APIs, and SaaS integration, with a strong focus on Zero Trust and

Qualifications

• A bachelor's degree in computer science, information systems, software engineering, or a related field is preferred; equivalent education, training, and relevant experience will be considered.
• 7+ years' experience designing enterprise application architectures and guiding development, integration, and modernization.

Responsibilities

• Assess architecture, data models, interfaces, and dependencies to identify technical debt and security risks.
• Develop target-state architectures aligned with DHS requirements for scalability and interoperability.
• Define components, APIs, and integration patterns; guide developers in implementing designs through agile delivery.
• Evaluate cloud services and SaaS offerings; document security, governance, and cost trade-offs.
• Design migration strategies with validation, rollback, and data integrity measures.

Skills

Enterprise Architecture

Cloud & SaaS Integration

Security & Zero Trust

Agile Delivery

Data Integration

Education

Bachelor's degree in CS/IS/SE

Tools

ServiceNow

Elastic

Power BI

ETL tools

Job description

AttainX, Inc. seeks an experienced Application Architect to support DHS CISA’s Critical Infrastructure Collaboration Platform.

You will design secure, scalable applications and guide modernization, integration, and automation, collaborating with developers, security experts, and government stakeholders to strengthen infrastructure resilience. The role requires 7+ years in enterprise architecture, cloud-native or hybrid systems, APIs, and SaaS integration, with a strong focus on Zero Trust and