Solution & Systems Integration Architect SME

We are seeking a highly experienced Solution & Systems Integration Architect Subject Matter Expert (SME) to support a large-scale federal modernization program. This role owns end-to-end solution architecture across complex, interdependent systems, translating mission and business requirements into secure, scalable, interoperable, and supportable technical designs.

This is a hands-on architecture role. The Architect will develop detailed architecture views, trade studies, decision artifacts, and implementation-ready designs, while working closely with engineering, cybersecurity, data, network, cloud, mobility, ITSM, and program teams to carry solutions from concept through review, implementation, transition, and operational stabilization., * Translate mission, business, technical, security, and operational requirements into enterprise solution architectures and technical baselines.

• Develop and maintain context, logical, physical, component, interface, integration, deployment, and transition architecture views.
• Apply enterprise standards, approved patterns, shared services, reference architectures, and reusable design approaches.
• Lead and participate in architecture compliance reviews, technical design reviews, and implementation-readiness assessments.
• Conduct trade studies and alternatives analysis involving cloud adoption, modernization, technical debt, application rationalization, interoperability, resiliency, performance, and cost.
• Identify architecture risks associated with interfaces, dependencies, data, security, performance, networks, platforms, and operations.
• Identify lifecycle dependencies and technical risks early enough to prevent impacts to delivery.
• Coordinate across application, cloud, platform, network, cybersecurity, data, identity, mobility, ITSM, and operations teams.
• Resolve cross-domain, cross-vendor, and cross-organizational design conflicts while maintaining program schedules and architectural integrity.
• Ensure solutions align with enterprise architecture standards, governance, security, and compliance requirements.
• Support application rationalization, legacy modernization, shared services, and system-of-systems integration efforts.
• Define and validate APIs, interfaces, integration patterns, data exchanges, dependencies, and nonfunctional requirements.
• Support engineering teams during development, testing, deployment, transition, and post-implementation stabilization.
• Maintain architecture decisions, assumptions, deviations, dependencies, interface records, and technical diagrams in approved repositories.
• Develop clear architecture diagrams and decision artifacts and communicate technical tradeoffs to engineers, program managers, customers, and executive stakeholders.

• 12+ years of IT experience, including at least 5 years designing, implementing, or governing complex enterprise solutions.
• Bachelor’s degree in a technical discipline or equivalent relevant professional experience.

• Demonstrated architecture experience across at least three domains, such as: *

• Application
• Systems Integration
• Data
• Cloud / Platform
• Network
• Cybersecurity
• Identity
• Endpoint / Mobility
• ITSM
• IT Operations
• Strong experience designing and integrating complex, interdependent enterprise systems.
• Experience defining APIs, interfaces, dependencies, nonfunctional requirements, security constraints, and operational requirements.
• Experience leading or participating in architecture and technical design reviews.
• Strong understanding of implementation readiness, system dependencies, integration risks, and operational transition.
• Ability to develop clear architecture diagrams, decision records, technical baselines, and trade studies.
• Ability to effectively communicate complex technical concepts and tradeoffs to technical and non-technical stakeholders.
• Strong analytical, problem-solving, facilitation, and cross-team collaboration skills.
• U.S. Citizenship required., * Experience supporting Federal Government or large-scale system-of-systems modernization programs.
• Experience with Sparx Enterprise Architect, Prolaborate, ArchiMate, UML, SysML, BPMN, or similar modeling tools and standards.
• Architecture, cloud, integration, cybersecurity, or systems-engineering certifications.
• Experience with application rationalization, legacy modernization, platform engineering, shared services, and cloud migration.
• Experience designing API-driven, event-driven, and service-based integration architectures.
• Familiarity with zero-trust-aligned architecture principles.
• Experience resolving complex cross-vendor or cross-organizational technical issues under fixed delivery milestones.

What’s in It For You? As an ActioNeter, you get to be part of an exceptional team and a corporate culture that nurtures mutual success for our customers, employees, and communities. We give you the tools to be successful; all you need to do is bring your best ideas, your energy, and a desire to develop your skills, experience, and career. Are you ready to make a difference? ActioNet is an equal-opportunity employer and values inclusion at our company. We do not discriminate based on race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. Full-Time Employees are eligible to participate in our ActioNet’s Benefits Program:

• Medical Insurance
• Vision Insurance
• Dental Insurance
• Life and AD&D Insurance
• 401(k) Savings Plan
• Education and Professional Training
• Flexible Spending Accounts (FSA)
• Employee Referral and Merit Recognition Programs
• Employee Assistance and Identity Theft Protection
• Paid Holidays: 11 per year
• Paid Time Off (PTO)
• Disability Insurance

Why ActioNet? At ActioNet, our Passion for Quality is at the heart of everything we do:

• Commitment to Employees: We are committed to making ActioNet a great place to work and continue to invest in our ActioNeters.
• Commitment to Customers: We are committed to our customers by driving and sustaining Service Delivery Excellence.
• Commitment to Community: We are committed to giving back to our community, helping others, and making the world a better place for our next generation.

ActioNet is proud to be named a Top Workplace for the twelfth year in a row (2014 - 2025). We have a 98% customer retention rate. We are passionate about the inspirational missions of our customers, and we entrust our employees and teams to deliver exceptional performance to enable the safety, security, health, and well-being of our nation.