Senior Enterprise Architect

About the role

The Enterprise Architecture team defines, documents, and advances the enterprise IT environment across networking, infrastructure, applications, cloud, and cybersecurity. We support mission-critical IT and cybersecurity initiatives across 54 states and territories in alignment with Army, DISA, and DoD policies, ensuring a secure, scalable, and modern environment.

Responsibilities

• Contribute to the development and refinement of enterprise architectures, including current (“as-is”) and target (“to-be”) states across infrastructure, applications, data, and security.
• Support the creation and maintenance of enterprise architecture roadmaps that guide modernization, cloud adoption, cybersecurity, and technology standardization.
• Provide senior-level technical insight and recommendations to architects, engineers, program staff, and cybersecurity teams on architecture options and tradeoffs.
• Capture, document, and maintain the enterprise IT environment, including models, diagrams, inventories, and reference architectures for 54 states and territories.
• Apply and reinforce architecture principles, standards, and patterns that promote interoperability, security, and reuse across programs.
• Audit existing systems and proposed solutions for alignment with enterprise architecture, security requirements, performance needs, and operational constraints.
• Evaluate emerging technologies, tools, and industry trends and contribute to assessments and recommendations for their applicability.
• Translate complex technical architectures into clear diagrams, models, and documentation for technical and non-technical audiences.
• Collaborate with cybersecurity teams to ensure architectures support zero trust principles, RMF, and DoD/Army/DISA security policies.
• Participate in technical exchange meetings, design reviews, and architecture boards, providing expert input and constructive feedback.
• Identify architecture gaps, dependencies, and risks, and propose improvements or mitigations.
• Informally mentor and support junior and mid-level team members, sharing best practices and lessons learned.

Qualifications

• Education: BS and 5 yrs experience (will consider other combinations of education, training and certifications)
• Experience: 5+ years of progressive experience in Enterprise Architecture, Systems Architecture, Network Engineering, Systems Engineering, or related IT disciplines.
• Experience: Supporting or designing large-scale enterprise environments (on-prem, hybrid, and/or cloud).
• Experience: In DoD, Army, DISA, or other federal/defense environments strongly preferred.
• Technical Skills: Strong knowledge of enterprise architecture frameworks and practices (e.g., DoDAF, TOGAF, UML/SysML). Deep understanding of network, infrastructure, and systems architecture (e.g., routing/switching, firewalls, virtualization, storage, identity management, cloud services). Proficiency with architecture and modeling tools (e.g., Cameo, MagicDraw, Sparx EA, Visio, draw.io) and data validation techniques. Familiarity with cloud platforms and services (e.g., Azure, AWS), including hybrid architecture concepts and migration considerations. Solid understanding of cybersecurity principles, RMF, and DoD/Army security directives and standards. Experience working in ITSM/ITIL-based environments and using tools such as ServiceNow. Familiarity with Microsoft technologies (e.g., Azure, M365, SharePoint) and their integration within enterprise architectures.

Skills and Abilities

• Demonstrated ability to take initiative, prioritize tasks, and deliver high-quality results with minimal supervision.
• Ability to manage multiple priorities while applying strong technical, communication, and documentation skills.
• Strong verbal and written communication skills and the ability to collaborate effectively with diverse teams.
• Consistent reliability, professionalism, and attention to detail.
• Ability to adapt to changing priorities in a fast-paced environment.

Pay

$119,000 - $161,000

Schedule

Three (3) days onsite with up to two (2) days telework per week. Onboarding/transition period requires onsite support for up to 60 days. Work schedules are subject to change based on mission requirements as directed by GDIT or USG leadership.

Benefits

• Comprehensive benefits and wellness packages, 401(k) with company match, competitive pay, and paid time off.
• Award-winning culture of innovation and a military-friendly workplace.
• AI-powered career tools that identify career steps and learning opportunities.
• An internal mobility team focused on helping you achieve your career goals.
• Full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.
• Short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.