Field Systems Engineer

Business Unit: Cubic Defense Company Details: When you join Cubic, you become part of a company that creates and delivers technology solutions in transportation to make people’s lives easier by simplifying their daily journeys, and defense capabilities to help promote mission success and safety for those who serve their nation. Led by our talented teams around the world, Cubic is committed to solving global issues through innovation and service to our customers and partners. We have a top-tier portfolio of businesses, including Cubic Transportation Systems (CTS) and Cubic Defense (CD). Explore more on Cubic.com. Job Details: Job Description Location: Doha, Qatar Clearance Requirement: Active U.S. SECRET; ability to obtain Top Secret / SCI Role Overview The Field System Engineer serves as the senior onsite technical authority supporting emerging Department of War (DoW) Airborne ISR (A‑ISR) Full Motion Video (FMV) mission systems. Operating in a high‑tempo, mission‑critical environment, this role leads advanced troubleshooting, hands‑on systems engineering, and cross‑domain solution (CDS) sustainment for complex, distributed intelligence architectures. This senior‑level position requires deep technical acumen, independent decision‑making, and direct collaboration with DoW and Intelligence Community (IC) stakeholders. The engineer is embedded with the customer at Ford Island, functioning as the primary technical representative responsible for maintaining operational readiness, stability, and security of enterprise ISR infrastructures. Key Responsibilities Technical Leadership & Advanced Engineering Serve as the onsite technical SME for large‑scale FMV architectures, providing expert‑level diagnosis, recovery, and optimization of mission systems. Lead end‑to‑end engineering support for software applications, network systems, middleware, virtualized environments, and Linux‑based services . Own the operational sustainment and configuration of Cross Domain Solutions (CDS) , ensuring secure and compliant data transfer across classified network boundaries. Perform advanced system diagnostics, root‑cause analysis , and implement corrective actions to ensure system availability in a 24×7 mission environment. Mission‑Embedded Customer Engagement Operate as the senior onsite representative, regularly interfacing with DoW leadership, IC mission partners, and contractor engineering teams. Provide authoritative guidance to Tier I and Tier II staff, mentoring junior personnel and driving resolution of high‑impact technical issues. Deliver concise and mission‑relevant reporting—including incident updates, system performance metrics, operational risk assessments, and recommended remediations. Architecture, Deployment & Sustainment Support ongoing system modernization efforts, including architecture implementation , network expansion, storage integration, and multi‑site FMV distribution upgrades. Oversee…