Engineer, Systems IV (ESY4) – Lead Technical Architect

**Engineer, Systems IV (ESY4\) – Lead Technical Architect** **Location:** Fairfax, VA / Remote, with support to NIWC Pacific and DoW ESI stakeholders **Company:** Nationwide IT Services, Inc. (NIS) **Position Type:** Full\-Time **Role Type:** Key Personnel **Labor Category:** Engineer, Systems IV (ESY4\) **Clearance Requirement:** No security clearance required. Personnel requiring physical access to NIWC Pacific facilities or logical access to unclassified Government systems may be required to obtain a CAC and a favorable NIWC PAC Personnel Security Fitness Determination. Base access, if required, will be processed through DBIDS. Nationwide IT Services, NIS, is seeking a **Engineer, Systems IV (ESY4\) – Lead Technical Architect**, for a potential opportunity to serve as the senior technical lead responsible for the architecture, design, modernization, security, and sustainment of the ESI.mil public\-facing website and internal Content Management System. This role provides technical direction across software development, system integration, cybersecurity compliance, Section 508 accessibility, data management, release planning, and platform modernization activities. The Lead Technical Architect will work closely with the Project Manager, Government Technical Point of Contact, development team, cybersecurity personnel, and stakeholders to ensure ESI.mil remains secure, reliable, accessible, scalable, and aligned with Government mission needs. The role supports architecture decisions, technical reviews, backlog refinement, release planning, vulnerability remediation, and implementation of adaptive capability enhancements. **Key Responsibilities*** Provide technical leadership for ESI.mil website and CMS sustainment, modernization, enhancement, and operations support. * Lead solution architecture, system design, technical planning, and implementation strategies for approved website and CMS changes. * Support continuous website operations, including troubleshooting application issues, resolving defects, safeguarding data integrity, and preventing service degradation. * Guide secure software development practices, cybersecurity remediation, monthly security reviews, software library updates, and vulnerability response activities. * Support compliance with applicable DoD, DON, NIWC PAC, RMF, STIG, CUI, NIST, DFARS, and secure development requirements. * Ensure new and existing website features support Section 508 accessibility requirements and accessible design practices. * Lead technical analysis for adaptive enhancements, including secure portals, CAC\-enabled access, search improvements, license transfer databases, reporting features, workflow automation, data analytics, AI/ML\-enabled capabilities, and mobile\-friendly development. * Coordinate with DON OA ITD and Government stakeholders to support QA, UAT, production deployments, CI/CD practices, and release readiness. * Provide technical input to the prod