System Engineer/ Enterprise Architect

Job Title: Senior Enterprise Architect/ System Admin Location: Quantico, VA (Onsite) Status: Full-time Clearance: Active Top Secret clearance Yakshna Solutions, Inc., (YSI) is a CMMI Level 3 assessed, ISO 9001, 20000:1, 27001 certified, woman-owned small business enterprises, headquartered in Herndon, VA, USA. YSI provides professional IT solutions and services to business corporations and government organizations.

YSI is committed to serving business communities as a leading IT vendor providing innovative, quality, and cost-effective IT business solutions and services. We offer a competitive benefits package that includes the following: 401(k), health, dental, and vision insurance, life insurance, short-term and long-term disability insurance, paid time off, training, and professional development assistance.

YSI is seeking a Senior Enterprise Architect to lead enterprise architecture across multiple technology domains, including applications, cloud, cybersecurity, networks, infrastructure, data, integration, and IT operations.

Responsibilities

• Expert knowledge of enterprise and solution architecture principles, architecture governance, systems engineering, technology road mapping, and lifecycle management.
• Strong understanding of federal and DoD enterprise environments, including classified and unclassified networks.
• Experience designing or governing secure cloud and hybrid-cloud solutions, preferably within AWS GovCloud or Cloud One.
• Working knowledge of AWS cloud services, virtualization, compute, storage, databases, networking, identity and access management, containers, Infrastructure as Code, and DevSecOps.
• Knowledge of NIST RMF, NIST SP 800-53, NIST SP 800-34, DISA STIGs/SRGs, secure configuration baselines, eMASS, POA&Ms, vulnerability management, SIEM, and continuous monitoring.
• Understanding of Zero Trust architecture, network segmentation, identity-centric security, least privilege, encryption, and boundary-protection patterns.
• Experience integrating enterprise platforms, applications, APIs, workflows, identity services, databases, reporting capabilities, and external systems.
• Knowledge of network and infrastructure architecture, including routing, switching, firewalls, software-defined networking, virtualization, storage, backup, disaster recovery, and continuity of operations.
• Familiarity with configuration management, change management, Agile and Waterfall delivery, IT portfolio management, and ITIL-based service management.
• Ability to analyze complex requirements and produce architecture diagrams, interface descriptions, technical standards, decision papers, implementation plans, and executive briefings.
• Excellent written and verbal communication skills, including the ability to communicate effectively with senior Government leaders and both technical and nontechnical stakeholders.
• Required Skills & Experience Bachelor s degree in Computer Science, Information Technology, Cybersecurity, Systems Engineering, Computer Engineering, Electrical Engineering, or a closely related discipline.
• At least 10 years of progressively responsible experience in enterprise IT, systems engineering, cloud engineering, cybersecurity, network engineering, application architecture, or related technical disciplines.
• At least 5 years of experience serving as an Enterprise Architect, Solutions Architect, Chief Engineer, Lead Systems Architect, or comparable senior technical authority.
• At least 5 years of experience supporting the Federal Government or DoD is strongly preferred.
• Demonstrated experience leading architecture across three or more major domains, such as cloud, cybersecurity, applications, networks, infrastructure, data, or IT service management.
• Experience developing architectures for highly available, mission-critical, geographically distributed, and security-sensitive environments.
• Experience reviewing technical designs and guiding multidisciplinary teams through design, implementation, testing, deployment, sustainment, and modernization activities.
• An active DoD 8140-aligned cybersecurity certification appropriate to the individual s assigned work role and proficiency level.
• CISSP or CompTIA SecurityX/CASP+ is preferred for this senior position; Security+ CE may be accepted if it satisfies the designated work-role requirement.
• Active Top Secret clearance required.