Senior IT & Security Engineer

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Warrenton, VA United States

Work with cutting-edgeAI technology that helps make the world a safer and more secure place. Drone Shield (ASX:DRO) develops market-leading counter-drone solutions used by military organisations, government agencies, airports, critical infrastructure operators, and law enforcementoperatingin some of the most challenging and high-stakes environments in the world. Employees work at the forefront of innovation, solving complex technical problems and delivering mission-critical capabilities where performance, reliability, and speed matter.

As an ASX
200-listed company and theworld'sonly publicly listed pure-play counter-drone business, Drone Shield is experiencing rapid growth. Revenue increased from A $57 million in 2024 to more than A $217 million in 2025, supported by record profitability, a global sales pipeline exceeding A $2.5 billion, and annual R&D investment of over A $50 million.

Since 2017, Drone Shield has grown from 11 employees to more than 550 globally, with operations across Australia, the United States, Europe, and the Middle East, supporting customers in over 70 countries.

Drone Shield'sU.S. headquarters in Warrenton, Virginia, supports American customers through locally based R&D, sales, customer support, and engagement withdefenceand security stakeholders.

About the role

The Senior IT & Security Engineer is the primary local owner for the Warrenton office’s IT operations and security engineering, with responsibility for supporting CMMC / NIST 800-171 control implementation and audit readiness. This role is hands-on and spans end-user support, identity and endpoint administration, network and security operations, local incident response, and compliance execution. The position works closely with Drone Shield’s global IT and Security teams in Sydney, which provide broader governance, shared services, and partnership on global initiatives.

This is a high-ownership, hands-on role requiring strong technical depth, sound judgment, clear prioritization, and the ability to operate across IT operations, security engineering, and compliance.

Responsibilities, Duties and Expectations

• Partner with global IT and Security teams to deliver reliable, secure IT services for the U.S. office and support the company’s broader security and compliance strategy.
• Own local IT service delivery, including ticket intake, prioritization, escalation, user communication, and SLA performance. Provide hands-on support for hardware, software, collaboration tools, and access issues, and serve as the primary escalation point for complex local IT and security incidents.
• Administer identity and access controls across users, devices, and applications using Microsoft Entra , including SSO, Conditional Access, MFA, and role-based access controls.
• Integrate business applications into the identity and security stack using SSO, MFA, Conditional Access, and modern authentication mechanisms such as FIDO2 passwordless authentication.
• Administer and continuously improve endpoint security controls, including device compliance, patching, system hardening, vulnerability remediation, encryption, and EDR / MDM tooling.
• Support and manage network security, including firewall management, secure network integrations, VPNs, and segmentation.
• In coordination with the Global Security Team, lead local incident triage and response activities for the U.S. office, including investigation, containment, remediation, evidence gathering, lessons learned, and post-incident reporting.
• Partner with the Global Security Team, business stakeholders, vendors, and external assessors to support CMMC / NIST 800-171 readiness activities, including technical control implementation, evidence…