Landscape Manager

Koniag Operations Services, LLC a Koniag Government Services company, is seeking a Landscape Manager with a Secret security clearance to support KOS and our government customer in Arlington, VA. This position is for a Future New Business Opportunity.

We offer competitive compensation and an extraordinary benefits package including health, dental and vision insurance, 401K with company matching, flexible spending accounts, paid holidays, three weeks paid time off, and more.

Koniag Operations Services,LLC a Koniag Government Services company, is seeking an experienced and highly skilled Landscape Manager to support federal grounds and living botanical collection operations at a federal installation in Arlington, VA. The ideal candidate is a seasoned horticultural and landscape management professional with demonstrated expertise in the care of diverse, internationally sourced botanical collections, federal contract administration, and multi-disciplinary team leadership.

The Landscape Manager will serve as the primary authority and operational director for the physical grounds, outdoor displays, and living botanical collections of the federal installation. This position is responsible for managing both routine grounds operations and advanced horticultural care for a diverse, international collection of specialized flora originating from global climate zones including tropical, arid, Mediterranean, alpine, and temperate microclimates.

The Landscape Director will plan, direct, and execute comprehensive landscape management strategies, oversee federal and contract personnel, and ensure the health, preservation, and aesthetic excellence of high-profile, public-facing federal grounds. Principal responsibilities will include but are not limited to:

• Oversee the cultivation, propagation, micro-environment management, and health of non-native, endangered, and exotic plant species requiring specialized soil chemistry, temperature controls, pruning regimes, and humidity profiles.
• Maintain accurate database records for plant accessions, botanical taxonomy, global origins, and conservation status in coordination with curators and living collection managers.
• Develop and administer Integrated Pest Management (IPM) programs utilizing biological, mechanical, and targeted chemical pest and disease control methods, ensuring full compliance with federal environmental regulations while remaining sensitive to rare and fragile flora.
• Monitor and evaluate the ongoing health and vitality of botanical specimens, implementing corrective measures needed to address disease, environmental stress, or nutrient deficiencies.

• Plan, design, and execute seasonal display transitions, structural landscape enhancements, and multi-year conservation plans aligned with the historical and architectural standards of the installation.
• Manage complex automated irrigation systems including drip, misting, and weather-sensored systems, tailored to the varying soil types and root zone conditions of imported species.
• Monitor and manage soil fertility, drainage, and biological activity to ensure optimal growing conditions across diverse landscape ecosystems.
• Direct arboricultural health inspections, hazard tree mitigation, and emergency response activities for weather-related landscape damage.
• Develop and implement multi-year master landscape plans that align with installation mission requirements, preservation mandates, and public presentation standards.

• Supervise, direct, and mentor federal horticultural staff, groundskeepers, and seasonal personnel, providing technical training on specialized horticultural techniques including specialized propagation, delicate pruning, and exotic plant acclimation.
• Serve as Contracting Officer Representative (COR) or technical lead for external grounds maintenance, tree care, irrigation, and specialized landscape architecture service contracts.
• Write Statements of Work (SOWs), evaluate vendor proposals, and conduct inspections of contractor performance on large-scale grounds maintenance and landscape projects.
• Formulate and manage annual operating budgets for equipment procurement, plant acquisitions, soil amendments, and specialized environmental control infrastructure.
• Collaborate with facility managers, engineers, architects, and government representatives to support installation improvement and renovation projects involving landscape and grounds.
• Ensure all landscape operations comply with applicable federal environmental laws, invasive species regulations, and safety codes governing chemical application and machinery operation.
• Maintain comprehensive records of all grounds maintenance activities, work orders, inspection reports, and botanical collection data.

Education and Experience:

• Bachelor's degree with major study in horticulture, landscape architecture, plant pathology, botany, agronomy, or a closely…