Senior Security Engineer

Your Impact

As a Senior Security Systems Engineer based in Sydney, you will report to the Director, Security and work closely with Security Operations, Data Centre Operations, ICT, Development, Construction, and external partners across the APAC region, making your mark in a number of ways:

• Provide operational engineering support for AirTrunk’s electronic security systems across the full system lifecycle, ensuring systems remain secure, reliable, resilient, and fit for purpose.

• Support the management, maintenance, governance, and continuous improvement of electronic security systems across AirTrunk’s corporate and hyperscale data centre environments.

• Increase customer confidence by driving consistent security system standards, operational excellence, and quality outcomes across the APAC portfolio.

• Strengthen operational resilience by providing dedicated engineering support for incidents, maintenance activities, system reviews, upgrades, and major operational events.

• Support regional growth by acting as a dedicated Electronic Security Subject Matter Expert (SME) for projects, site operations, technical workshops, and stakeholder engagement activities.

• Build internal engineering capability and technical ownership, reducing reliance on external vendors while improving governance, consistency, and delivery outcomes across AirTrunk's security systems portfolio.

What You'll Do

Security Systems Operations & Engineering

• Provide operational engineering support for AirTrunk's electronic security systems across the full system lifecycle, including design review, implementation, maintenance, upgrades, and decommissioning.

• Act as the senior technical escalation point for complex security systems incidents, faults, and performance issues.

• Deliver high-level technical support and subject matter expertise to Security Operations, Data Centre Operations, ICT teams, project teams, and other business stakeholders.

• Manage and coordinate security system changes through established change management processes, ensuring minimal operational disruption and adherence to AirTrunk standards.

• Monitor system health, performance, resilience, and availability across the security systems environment.

• Lead root cause investigations and corrective actions following system failures, incidents, or outages.

• Support disaster recovery, redundancy testing, and business continuity activities for critical security technology platforms.

Security Systems Governance & Continuous Improvement

• Conduct regular system reviews, health checks, audits, and technical assessments to improve system performance, resilience, security, and compliance.

• Strengthen governance through compliance monitoring, technical documentation, engineering standards, and implementation of security engineering best practices.

• Develop, maintain, and continuously improve security systems standards, technical baselines, and operating procedures.

• Drive consistency and standardisation of electronic security systems across all AirTrunk facilities.

• Maintain accurate system documentation, engineering records, drawings, asset inventories, and configuration management databases.

• Identify opportunities to improve operational efficiency, system reliability, user experience, and security outcomes.

Project Delivery & Technical Oversight

• Support new data centre developments, campus expansions, security upgrades, and technology refresh programs.

• Lead security systems requirements gathering, design reviews, testing, commissioning, and operational handovers.

• Take ownership of electronic security system upgrades and enhancement programs, improving internal planning, coordination, and technical oversight.

• Coordinate activities between Security, ICT, software vendors, system integrators, construction teams, and site stakeholders throughout project delivery.

• Ensure all solutions align with AirTrunk security standards, operational requirements, customer expectations, and regulatory obligations.

• Facilitate the successful transition of projects into operational support and business-as-usual environments.

Vendor & Service Provider Management

• Manage relationships with security systems integrators, software vendors, maintenance providers, and consultants.

• Drive vendor capability uplift by improving technical standards, service quality, accountability, and delivery outcomes.

• Review technical designs, maintenance reports, project deliverables, and engineering documentation.

• Monitor vendor performance against service levels, contractual obligations, and security requirements.

• Identify opportunities to optimise service delivery, improve value outcomes, and reduce operational risk.

Security Systems Access & Compliance

• Manage and govern vendor ICT access to electronic security systems in accordance with AirTrunk security policies and access management requirements.

• Ensure secure administration practices are maintained across all security technology platforms.

• Support internal and external audit activities relating to physical security technology.

• Conduct security systems risk assessments and support remediation activities.

• Ensure compliance with applicable policies, standards, customer requirements, and regulatory obligations.

Capability Development & Operational Enablement

• Build and strengthen internal engineering capability across the Security function, reducing reliance on external contractors and system integrators.

• Enable Corporate Security to effectively support regional operations through the provision of security systems engineering expertise.

• Support operational teams with complex troubleshooting, system optimisation, and technical decision-making.

• Mentor stakeholders and promote best practice across security systems operations and lifecycle management.

• Contribute to the development of long-term security technology roadmaps and capability uplift initiatives.

What You'll Bring

• 10+ years' experience in electronic security systems engineering, physical security technology, critical infrastructure, or related environments.

• Demonstrated experience supporting enterprise-scale or critical infrastructure security systems.

• Strong experience with:

• Genetec Security Center

• Access Control Systems

• Video Management Systems (VMS)

• CCTV Analytics

• Intrusion Detection Systems

• Security Monitoring Platforms

• Integrated Security Management Systems

• Proven experience delivering and supporting security technology projects across multiple sites and stakeholders.

• Experience managing security systems incidents, change management processes, and operational support activities.

• Strong vendor, contractor, and systems integrator management experience.

• Experience conducting security system audits, compliance reviews, health checks, and technical assessments.

• Strong knowledge of security systems governance, lifecycle management, and engineering best practices.

• Excellent communication, stakeholder engagement, and relationship management skills.

• Demonstrated ability to work effectively in fast-paced operational environments.

• Strong analytical, problem-solving, and troubleshooting capabilities.

• Ability and flexibility to travel throughout Australia, the APAC region and beyond

Desirable

• Experience within data centres, critical infrastructure, telecommunications, or highly regulated environments.

• Genetec certification and/or extensive operational experience.

• Experience with LenelS2, Gallagher, Milestone, Avigilon, or similar enterprise security platforms.

• Project management, engineering, or security-related qualifications.

• Understanding of ICT and physical security convergence.

• Experience supporting regional operations across APAC.

**Please note this is not a Cyber Security or IT security role, it's an electronic security systems role**