Systems Architect, SME
Listed on 2026-09-12
-
IT/Tech
Systems Engineer, Cybersecurity
Type of
Requisition :
Regular Clearance Level Must Currently Possess:
Top Secret Clearance Level Must Be Able to Obtain:
Top Secret/SCI Public Trust/Other
Required:
None Job Family: IT Infrastructure and Operations
Job Qualifications:
Skills:
Enterprise Infrastructures, Enterprise Systems, System Infrastructure, Systems Design, Virtualization
Certifications:
None
Experience:
15 + years of related experience US Citizenship
Required:
Yes
We are seeking a strategic Systems Architect SME to lead a highly technical team of systems, network, software and database engineers supporting the Defense Threat Reduction Agency's (DTRA) Defense Stockpile Management System (DSMS) Enterprise. This program provides full lifecycle sustainment for a system supporting accountability and reporting for DTRA's Nuclear Enterprise Directorate. In this role, you will serve as the program's technical lead and senior advisor to Program Management, overseeing the reliability, security, and modernization of the DSMS enterprise infrastructure, including the DIAMONDS system of record, the JADE development environment, and the NIMACS application platform.
You will serve as the critical bridge between technical execution and Government stakeholder requirements, guiding the enterprise modernization roadmap, including the ongoing JADE-to-Azure IL5 cloud migration, while ensuring seamless collaboration across all IT engineering disciplines in a highly secure, regulated environment governed by DoW Risk Management Framework and continuous Authority to Operate (ATO) requirements.
Core Priorities & Responsibilities
- Serve as the Technical Lead for the program, providing senior technical advisory support to the Program Manager and Deputy Program Manager on architecture decisions, technical risk, resource trade-offs, and modernization priorities across all task areas.
- Represent the technical position of the program in Government management reviews, technical exchange meetings, and design review boards, and translate technical risk into terms Program Management can be used to inform cost, schedule, and staffing decisions.
- Direct, mentor, and empower a team of systems administrators and infrastructure engineers, driving operational excellence, workload prioritization, and technical skill development in support of a 99.7% monthly operational availability requirement across the DIAMONDS Enterprise and Central/Core virtual computing environments.
- Drive the architectural design and health of a complex environment, including but not limited to VMware vSphere (vSAN, vROPs, SRM, vRA, Horizon VDI), Windows core service servers, Red Hat Enterprise Linux, 3rd party applications, IIS, Tomcat Apache, and databases (Microsoft SQL Server, Oracle).
- Support the DIAMONDS, JADE, and DATS operating environments, including Dell EMC server hardware and Cisco network devices.
- Enforce strict security governance across the enterprise systems infrastructure.
- Ensure continuous compliance with DISA STIG security policies and implementation scheduling, manage the Plan of Action and Milestones (POA&M), update System Security Plan and Risk Management Framework (RMF) control documentation, manage PKI certificate servers, Active Directory, Group Policy, and oversee RSA user authentication servers.
- Support the planning, design, and fielding of Zero Trust architecture and Comply-to-Connect (C2C) requirements in accordance with mandated DoW policy deadlines.
- Break down silos by partnering closely with Network Engineering, Cybersecurity, Application Development, Database Administration, Field Support, and the DIAMONDS Support Center (DSC) to deliver cohesive, highly available services across all task areas.
- Support quarterly Disaster Recovery switchover testing, meeting a two-hour Recovery Time Objective (RTO) and Recovery Point Objective (RPO) and translate complex stakeholder requirements into actionable modernization strategies.
- Bridge the gap between legacy infrastructure constraints and future-state performance and security goals, including support for the migration of the JADE environment from on-premises infrastructure to the J6 IL5 Azure cloud.
- Develop and maintain DoD Architecture Framework (DoDAF) artifacts for all network, host, workstation, and database systems, and support formal Government design reviews with zero major rework.
- Support enterprise lifecycle management activities, including hardware and software refresh planning, end-of-life tracking, and cost estimation for…
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