Job Description
All hired employees are expected to have experience with Microsoft Copilot and / or an approved equivalent AI solution.
The Lead Enterprise Architect serves as the technical authority and subject matter expert responsible for architecting, designing, and guiding implementation of enterprise IT solutions across the CISA environment. This role leads development of enterprise technology strategy, target architectures, and system designs to enable secure, scalable, and interoperable capabilities aligned with mission requirements.
The Lead Enterprise Architect partners with stakeholders to ensure solutions are standards-based, compliant, and aligned with DHS enterprise architecture and security requirements.
Key Responsibilities
Enterprise Architecture Leadership
Define and maintain enterprise technology strategy and target architecture
Establish architecture frameworks, standards, and governance models
Ensure alignment with DHS Enterprise Architecture (HLS EA) and agency policies
Solution Architecture & Design
Lead conceptual and logical design of enterprise systems and services
Develop and maintain System Design Documents (SDDs) and supporting architecture artifacts
Ensure solutions are scalable, interoperable, and secure
Requirements Analysis & Stakeholder Engagement
Collaborate with Government stakeholders to define functional and technical requirements
Translate mission needs into architecture and design solutions
Facilitate alignment across engineering, operations, and business stakeholders
Technology Strategy & Innovation
Evaluate emerging technologies and develop recommendations for adoption
Conduct trade studies and support technology evaluation efforts
Guide modernization initiatives (e.g., cloud adoption, enterprise services integration)
Business Case Development
Develop business cases and conduct Return on Investment (ROI) analyses
Advise Government on technology investment decisions
Support prioritization of enterprise initiatives
Engineering & Implementation Oversight
Provide architectural guidance during engineering and implementation activities
Ensure solutions comply with security controls (NIST, DHS 4300A) and mission requirements
Review and approve design artifacts (DDD, TRD) prior to transition to operations
Standards, Compliance & Governance
Ensure compliance with:
DHS Security Policies and SELC processes
Section 508 accessibility requirements
Federal data, security, and interoperability standards
Enforce architecture governance and configuration management processes
Required Qualifications
Education
Bachelor’s degree in Engineering, Computer Science, Information Systems, or related field
Additional experience may substitute for formal education (per Government guidance)
Experience
Minimum 10 years of experience in software development or IT engineering
Minimum 5 years of experience in network architecture and design
Demonstrated experience designing enterprise IT architectures within federal environments
Desired Qualifications
Experience supporting DHS, CISA, or other federal civilian agencies
Experience with enterprise cloud architectures and hybrid environments
Familiarity with Agile and Scrum methodologies
Experience integrating application development, network, and cloud solutions
Key Competencies
Enterprise architecture strategy and governance
Systems integration and interoperability
Cloud and network architecture design
Technology evaluation and innovation
Stakeholder collaboration and executive communication
Work Environment & Requirements
Ability to support classified environments up to Top Secret/SCI clearance
Coordination with Government stakeholders across multiple locations
Support both on-site and approved remote work environments in accordance with contract requirements
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Many of DSA's positions require the ability to obtain a security clearance. Security clearances may only be granted to U.S. citizens. In addition, applicants who accept a conditional offer of employment may be subject to government security investigation(s) and must meet eligibility requirements for access to classified information. DSA is proud to be an Equal Opportunity Employer. DSA is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All qualified applicants will receive consideration for employment without regard to race, color, sex, sexual orientation, gender identity, religion, national origin, disability, veteran status, or other legally protected status. DSA requires background checks , where permitted , by law. DSA is an E-Verify Employer.