ICT / Security Architect

2 weeks ago

Canberra ACT, Australia Calexi Full time $140,000 - $180,000 per year

About Calexi

Calexi is a veteran-owned Canberra consultancy delivering cyber security, ICT engineering, and systems integration for Defence, government, and critical infrastructure. We operate where trust matters most, providing clarity, precision, and focus in high-assurance environments.

Role Overview

We are seeking an experienced ICT / Security Architect to lead the design, specification, and governance of secure ICT systems and solutions. You will work on mission-critical projects, collaborating with engineering, security, cloud, and operations teams to ensure systems are secure, scalable, compliant, and aligned to Defence and government requirements.

Key Responsibilities

  • Develop and maintain architecture blueprints for secure ICT systems.
  • Define and enforce security architecture standards including secure by design, threat modelling, and compliance with ISM, PSPF, IRAP, ISO 27001, and Essential Eight.
  • Collaborate with engineers, DevOps, operations, and governance teams to ensure designs are practical and maintainable.
  • Review and approve solution designs, infrastructure changes, and cloud implementations.
  • Ensure alignment of architecture across systems, networks, identity and access, monitoring, and disaster recovery.
  • Support accreditation, compliance documentation, and audits.
  • Mentor technical staff and promote best practice in secure architecture.

Skills and Experience

  • Strong background in ICT or enterprise security architecture in government or regulated sectors.
  • In-depth knowledge of security frameworks such as ISM, PSPF, IRAP PROTECTED, ISO 27001, and Essential Eight.
  • Experience designing hybrid and cloud architectures (Azure or AWS).
  • Proficiency in identity services, network security, and secure connectivity.
  • Experience in risk assessment, secure design reviews, and system hardening.
  • Excellent communication skills and ability to work across technical and leadership teams.
  • Australian Citizenship with an active security clearance (NV1 minimum, NV2 or TSPV highly desirable).

What Calexi Offers

  • Competitive salary package with superannuation and benefits.
  • Opportunities to work on national security and Defence programs.
  • Professional growth through mentoring, training, and certifications.
  • A supportive workplace culture with flexibility where possible.
  • A company that values veterans, diversity, and inclusion.

Veteran Employment Commitment

Calexi is proud to support the Veteran Employment Commitment. We actively recruit and retain veterans and reservists, recognising the leadership, adaptability, and technical expertise they bring. We provide mentoring, career development, flexibility for reservist duties, and leave for commemorative events. We strongly encourage applications from ex-serving personnel and Defence families.

Job Type: Full-time

Pay: $140,000.00 – $180,000.00 per year

Benefits:

  • Professional development assistance

Application Question(s):

  • Do you hold a current Australian NV1 or higher security Clearance?

Experience:

  • System architecture: 4 years (Preferred)

Work Authorisation:

  • Australia (Required)

Location:

  • Canberra ACT 2600 (Required)

Work Location: In person

  • Cyber Security Architect

    2 weeks ago

    Canberra, ACT, Australia Quality People Full time $104,000 - $130,878 per year

    Our client URGENTLY requires a Cyber Security Architect for a 23 months + Contract in Canberra.The Cyber Security Architect will be accountable for the successful development and delivery of a cyber security architecture and supporting documentation enabling the alignment, consolidation and rationalisation of a number of complex Air Command and Control (Air...

  • Security Consultant

    4 days ago

    Canberra, Australia Cleared ICT Full time

    Location: - Australian Capital Territory - Sectors: - Cyber Security - Employment type: - Permanent - Salary: - AU$170 - AU$175 per annum + Base, Plus Super - Contact name: - Danny Fleming- Job reference: - BBBH805_1662097319 - Published: - about 5 hours ago Cleared are supporting a global leader who provides ICT services and solutions to Defence and...

  • Ict Desktop Support Technician

    2 weeks ago

    Canberra, Australia Cleared ICT Full time

    Location: - Canberra - Sectors: - Cyber Security, Engineering, ICT - Employment type: - Contract - Salary: - AU$100 - AU$110 per hour - Contact name: - Daniel Crowe- Job reference: - BBBH1077_1675659031 - Published: - 1 minute ago Cleared ICT are supporting a government department who are looking to engage ICT Desktop Support Technician with TSPV...

  • Cyber Security Architect

    7 days ago

    Canberra, ACT, Australia Compas Pty Ltd Full time $120,000 - $180,000 per year

    Cyber Security Engineer/Architect (Security Logging and Monitoring) Are you a skilled Cyber Security professional looking to help shape and secure complex ICT systems? This 12-month contract role offers you the opportunity to work closely with engineers, architects, and integrators, playing a vital role in the security design, assurance, and delivery of...

  • Cyber Security Architect

    5 days ago

    Canberra, n Capital Territory, Australia Paradox Systems Consultancy Full time $180,000 - $200,000 per year

    We are seeking a Cyber Security Architect to play a key role in Defence.This position reports to the Cyber Security Manager and the Integrated Product Manager. You will lead the development and delivery of a cyber security architecture and supporting documentation to align, consolidate and rationalise multiple complex Air Command and Control (Air C2) systems...

  • Cyber Security Architect

    3 days ago

    Canberra, n Capital Territory, Australia Assemble Solutions Full time $104,000 - $130,878 per year

    On behalf of my clients who operate in the Australian Defence sector I am currently looking for an experienced Cyber Security Architect who holds a current NV1 or above clearance.The role is being offered as a long-term day rate contract and will be based from clients site in Canberra.Role Description:As theCyber Security Architect, you will be working...

  • Technology Architect

    2 weeks ago

    Canberra, Australia HiTech Group Australia Limited Full time

    Reference #: JF/JJ2497 Title: Technology Architect - Information Security, Network Category: ICT Location: ACT Work Type: Contract Remuneration: $Neg Term: 12 months + 24 month Description: - Join a High-Profile Federal Government Department - Initial 12-month contract + 2 x 12-month extensions! - Rewarding hourly rates A prominent Federal...

  • TSPV - Security Architect (GRC)

    2 weeks ago

    Canberra, ACT, Australia Compas Pty Ltd Full time $120,000 - $180,000 per year

    TSPV - ICT Security Architect / EngineerLocation: Canberra, ACT Are you an experienced ICT Security Engineer with a passion for secure systems design and hands-on security implementation? Join a multi-project program of national importance where you'll work directly with project and capability teams to deliver robust, compliant, and practical security...

  • Integration Architect

    3 days ago

    Canberra, ACT, Australia Nixil Full time $120,000 - $180,000 per year

    Work options: Security Clearance Required for this role:Must have a Negative Vetting 2 (NV2) security clearanceMust be an Australian CitizenMon to Fri - office hoursOffice locations in Sydney CBD and CanberraJoin a leading team shaping the future of warfighting networks and contribute to the delivery of secure, innovative, and multi-vendor ICT systems.About...

  • Integration Architect

    2 days ago

    Canberra, ACT, Australia NW Technology Full time $120,000 - $180,000 per year

    Senior Solution Architect - Defence ICT IntegrationLocation: Canberra or Sydney*Clearance:* NV2 required****Contract: 12mths + extensionsWork with global consulting firm to support the Minerva sub-program, a cornerstone of the Royal Australian Navy's Fleet Information Environment (FIE) Modernisation. This mission-critical initiative is delivering...