FieldServiceLead

ABOUT US Harmattan AI is a next-generation defense prime building autonomous and scalable defense systems. Following the close of a $200M Series B, valuing the company at $1.4 billion, we are expanding our teams and capabilities to deliver mission-critical systems to allied forces. Our work is guided by clear values: building technologies with real-world impact, pursuing excellence in everything we do, setting ambitious goals, and taking on the hardest technical challenges. We operate in a demanding environment where rigor, ownership, and execution are expected. About the Role As Field Service Lead, you run the team that keeps the organisation's deployed complex technical systems operational across customer sites. You own the maintenance program, the readiness of the deployed estate, and the standards your team works to — and you serve as the senior escalation point for complex faults that go beyond first-level resolution. This is a hands-on leadership role: you combine advanced technical depth with team coordination on the ground. This is the senior tier of the Field Service track — same maintenance DNA as the Field Service Specialist, with added team leadership, maintenance-program ownership, spares and sustainment accountability, and advanced-diagnosis authority. Responsibilities - Team Leadership: Lead, schedule, and mentor a team of Field Service Specialists across multiple customer sites; allocate resources and ensure consistent, high-quality maintenance execution. - Maintenance Program Ownership: Own the preventive and corrective maintenance program for the deployed estate; ensure systems are kept at operational readiness. - Standards & Procedures: Define and maintain maintenance standards, procedures, and checklists; ensure adherence and drive continuous improvement. - Senior Escalation & Advanced Diagnosis: Act as the senior point for complex fault diagnosis and corrective action escalated from the field; oversee depot-level and sub-assembly repair capabili