This position is contingent upon IDIQ contract award and subsequent task-order award(s) and requirements. It is intended to support SHELADIA's pursuit of the U.S. Department of State, Bureau of Overseas Buildings Operations (OBO), 2026 Worldwide A/E Support Services IDIQ. Employment, assignments, travel, and project responsibilities will be based on the awarded contract and applicable task orders.The program may support planning, design, construction, facility rehabilitation, system replacement, security upgrades, communications facilities, and building maintenance at Foreign Service posts worldwide and OBO offices in the Washington, DC metropolitan area. Services may include professional support services, constructability reviews, critical-path schedule and risk analyses, and project-budget analyses.The Space Planning/Interior Design Lead will direct programming, workplace planning, interior modernization, and facility-upgrade assignments, creating functional, secure, flexible, accessible, and mission-responsive environments for diplomatic personnel and operations.Lead space programming, utilization studies, workplace planning, blocking and stacking, test fits, and interior-design assignments.Translate mission, staffing, workflow, security, accessibility, technology, and furniture requirements into coordinated space solutions.Develop interior concepts, finish standards, furniture requirements, signage, wayfinding, and implementation plans.Assess existing spaces and develop modernization, reconfiguration, consolidation, swing-space, and phased-occupancy strategies.Coordinate architectural, structural, MEP, fire protection, IT, acoustical, technical-security, and furniture requirements.Support occupied-facility renovations while maintaining mission continuity, life safety, security, and ongoing operations.Facilitate stakeholder workshops and interviews with OBO clients, facility managers, security personnel, and end users.Prepare and review plans, specifications, reports, presentations, cost inputs, schedules, furniture packages, and scopes of work.Apply U.S. Government requirements while addressing host-country codes, materials, procurement constraints, and construction practices.Provide quality-control reviews, mentor design staff, and support proposals, interviews, and client presentations.Perform other duties as assigned.