Senior Enterprise Architect

Arcfield•Chantilly, VA

About The Position

Arcfield is seeking a Senior Enterprise Architect to provide technical leadership and Systems Engineering and Technical Assistance (SETA) support for the Merigold contract. The position serves as a senior technical advisor to Government leadership, shaping the architecture, integration, and modernization of a complex, mission-critical system-of-systems ecosystem supporting enterprise services, software development, and operational mission capabilities. The role combines strategic vision with deep technical expertise to guide secure, scalable, and resilient solutions across on-premises, cloud, hybrid, and distributed environments. The architect establishes technical direction, champions innovation, and drives architectural rigor across multidisciplinary engineering efforts. The role emphasizes mission criticality, redundancy, operational continuity, agility, and adaptability to evolving mission demands, including rapidly scaling or surging capabilities as operational requirements change.

Requirements

Must possess and be able to maintain a TS/SCI with Polygraph clearance.
Bachelor’s degree and 12–15 years of relevant experience, or a master’s degree and 10–13 years of relevant experience, or a Ph.D. and 10 or more years of relevant experience.
Extensive experience architecting, developing, or integrating complex, mission-critical systems and enterprise solutions.
Proven experience designing secure, scalable, and resilient architectures across on-premises, cloud, and hybrid environments.
Broad, authoritative technical expertise spanning software engineering, networking, cloud infrastructure, cybersecurity, and distributed systems.
Demonstrated technical leadership guiding multidisciplinary engineering teams and influencing senior-level architectural decisions.
Ability to translate broad mission requirements into innovative technical solutions and executable strategies.
Strong understanding of systems engineering principles, requirements development, technical trade studies, and full system lifecycles.
Exceptional analytical, problem-solving, communication, and stakeholder engagement skills.

Nice To Haves

Experience supporting Intelligence Community, Department of Defense, or other mission-critical Government systems.
Experience designing or integrating secure communications, software-defined networks, distributed architectures, or highly resilient networking solutions.
Familiarity with cloud-native architectures, virtualization, containerization, DevSecOps, automation, and modern software development practices.
Experience developing novel technical solutions, conducting research and development, or advancing technologies from concept through operational deployment.
Knowledge of Government acquisition processes, technical evaluations, architecture governance, and technology investment planning.
Experience with high-availability, fault-tolerant, or survivable architectures in contested, resource-constrained, or rapidly scaling environments.
Advanced degree in a relevant technical discipline.

Responsibilities

Serve as a senior technical authority and trusted Government advisor on enterprise architecture, platform integration, and modernization of mission-critical ground capabilities.
Advise Government leadership on technology investments, acquisition alternatives, and modernization priorities.
Define and guide system-of-systems architecture emphasizing interoperability, scalability, security, resilience, and mission effectiveness.
Provide architectural direction across software development, networking, cloud infrastructure, cybersecurity, and enterprise integration.
Architect and guide development of secure, highly redundant, adaptable platforms capable of scaling and surging to meet evolving mission demands.
Introduce emerging technologies, novel engineering solutions, and industry best practices; promote technical rigor and collaboration across multidisciplinary teams.
Evaluate system designs, technical tradeoffs, cross-system dependencies, and technical risks to support sound engineering and architectural decisions.
Translate mission objectives into technical roadmaps, engineering requirements, acquisition strategies, and implementation plans.