**Description**

SAIC is seeking **Mission Systems Engineer** to support SAIC’s Prime Program, Landmark AOS in Chantilly, VA. Landmark AOS is a large SETA program, supporting the NRO’s Ground Enterprise Directorate (GED), responsible for the acquisition of systems over the complete end-to-end life cycle.

In this role, you will help plan, test, and integrate GEOINT and multi‑INT mission products and software services supporting Combatant Commands and DoD partners. You will advise government managers responsible for enterprise‑wide capabilities, define key technology demonstrations, and integrate advanced capabilities into regional exercises—directly shaping how the mission delivers timely, actionable intelligence.

Key Responsibilities to include:

+ **Support technical and programmatic interchanges** , identify issues early, and provide engineering guidance that enhances overhead and tactical mission capabilities and accelerates kill‑chain closure.<...