Government & National Security

As a trusted partner to government and national security clients, SCG provides specialist security consulting and engineering services to federal, state and local government for delivery of mission-critical projects and services. 

We deliver tailored solutions to address the complex security, technology and infrastructure challenges facing agencies and national security organisations. 

Our experience spans the design and development of secure facilities, crowded places protection strategies and security-critical communications systems, underpinned by a deep understanding of regulatory, operational and threat-driven requirements.

Our integrated offering includes risk, assurance and protective security consultancy services, physical and electronic security design, and security engineering, with specialist expertise in the delivery of secure facilities such as government buildings, working accommodation, Sensitive Compartmented Information Facilities and Security Zones 2–5.


Our consultants support the deployment of accredited Protective Security Policy Framework security zones, compliant protective measures and bring proven expertise in integrating Type 1A alarms, secure communications, access control, CCTV and audio security.  

In parallel, our security communications engineering capability includes the design and delivery of secure network infrastructure, communications pathways, and integrated audiovisual solutions for government command and control environments. 

More than just technical consultants, we are strategic advisors—conducting security risk assessments, threat and vulnerability analyses, protective security planning, hostile vehicle mitigation and blast protection advisory, and governance reviews.  

Our multidisciplinary teams comprise security professionals from diverse backgrounds, including industry, government and national security agencies, who work collaboratively with our clients to develop and implement security solutions that are resilient, scalable and mission-ready.  

We maintain a team of dedicated, trained and licenced, security professionals, with NV1 and above clearances, ensuring that projects are delivered securely, efficiently and in alignment with national security objectives.