Senior Security Architect — Cloud & Enterprise Defenses

Dimension Data Solutions Limited (Kenya); Brisbane; On-site; AUD 140,000 - 210,000; Full time

Job summary

NTT DATA in Australia is seeking a Senior Security Architect to design advanced cybersecurity architectures for complex solutions. You will collaborate with clients and internal teams to translate requirements into robust, scalable security designs, including cloud and on‑premises components.

You will mentor colleagues, contribute to technology roadmaps, and ensure designs meet enterprise standards, while staying ahead of industry trends and threats.

Qualifications

• Bachelor's degree required in computer science, engineering, business, or related field.
• Experience in security architecture and large-scale technology services preferred.
• Strong consulting and client-engagement capabilities essential.

Responsibilities

• Contributes to complex cybersecurity solution architectures for business, infrastructure or functional areas.
• Evaluates alternative architectures for cost, performance and scalability.
• Produces cloud-based or on-premises cybersecurity component specifications for detailed designs.
• Supports change programmes with technical plans aligned to architecture standards.
• Understands client requirements, collects data, performs analysis and resolves problems.
• Keeps abreast of industry trends and threats to inform roadmaps and solutions.
• Creates design views to address functional and non-functional requirements, including POC.

Skills

Multi-vendor integrations

Cross-functional software

OS & infrastructure design

Enterprise architecture standards

Reference architectures

Client engagement

Solution delivery collaboration

Communication skills

Continuous learning

Education

Bachelor's degree in CS/Engineering/Business

Job description

NTT DATA in Australia is seeking a Senior Security Architect to design advanced cybersecurity architectures for complex solutions. You will collaborate with clients and internal teams to translate requirements into robust, scalable security designs, including cloud and on‑premises components.

You will mentor colleagues, contribute to technology roadmaps, and ensure designs meet enterprise standards, while staying ahead of industry trends and threats.