2 Infrastructure Architect jobs in Australia

L3Harris is dedicated to recruiting and developing high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do.
L3Harris Technologies is the Trusted Disruptor in the defense industry. With customers' mission-critical needs always in mind, our employees deliver end-to-end technology solutions connecting the space, air, land, sea and cyber domains in the interest of national security.
IT Architect - Data Centre & Infrastructure
L3Harris Communication Systems Australia
Hamilton, Brisbane
**24-month Fixed Term contract**
We are seeking a technically capable and motivated IT Architect to support the design, implementation, and maintenance of data centre and infrastructure solutions across a diverse regional environment. As part of a collaborative APAC team, this role contributes to the delivery of secure, reliable, and efficient IT services across multiple L3Harris subsidiaries.
The successful candidate will act as a technical contact on infrastructure-related projects, working closely with peers, stakeholders, vendors, subject matter experts within and beyond the Asia Pacific region, and service owners to ensure solutions meet operational requirements and compliance standards. The role also includes occasional customer support, particularly in escalated or high-impact scenarios.
An understanding of defence-grade security requirements is desirable, along with experience supporting audit activities such as Disaster Recovery Planning (DRP).
Australian citizenship is essential, along with eligibility to obtain an Australian Defence security clearance. Where a clearance is not already held, an application is preferably required prior to commencement of employment.
Key Responsibilities:
+ Assist in the design and delivery of infrastructure solutions across data centre environments.
+ Collaborate with internal teams, service owners, and external vendors to support project delivery and operational improvements.
+ Provide technical input and support for escalated issues, working alongside colleagues and operational teams.
+ Maintain and support infrastructure components including servers, storage, networking (LAN, WAN, Wi-Fi, switches), and virtualisation platforms.
+ Apply and maintain security controls in line with government and defence standards.
+ Support audit and compliance activities, including DRP testing and documentation.
+ Maintain technical documentation and contribute to the development of operational standards.
+ Evaluate technologies and suggest improvements to enhance system performance and reliability.
+ Provide occasional direct support to customers, particularly in escalated or high-impact scenarios.
+ Contribute to business continuity planning through backup and disaster recovery strategy support.
+ Share knowledge and collaborate with team members to promote consistent service delivery.
Qualifications and Skills:
+ Degree in Computer Science, Information Technology, or a related field preferred.
+ Experience in systems administration or infrastructure support within enterprise environments.
+ Familiarity with server hardware, virtualisation (VMware, Hyper-V, Nutanix), and operating systems (Windows Server, Linux, macOS).
+ Understanding of network architecture including TCP/IP, VLANs, routing, switching, and Wi-Fi technologies.
+ Exposure to enterprise storage (SAN/NAS), backup solutions (Cohesity, Veeam), and data replication.
+ Knowledge of security frameworks and tools relevant to regulated or classified environments.
+ Experience supporting audits and compliance activities, including DRP.
+ Strong problem-solving and communication skills.
+ Certifications such as VMware VCP, Cisco CCNA, or Microsoft Azure Fundamentals are beneficial but not essential.
Personal Attributes:
+ Ownership: Demonstrates initiative and ownership in driving projects and resolving complex issues.
+ Collaborative: Works well with others across teams and regions.
+ Supportive: Shares knowledge and assists colleagues when needed.
+ Flexible: Adapts to changing priorities and environments.
+ Detail-Oriented: Maintains accuracy in documentation and technical work.
+ Responsible: Takes ownership of tasks and follows through to completion.
About us
L3Harris is dedicated to recruiting and developing diverse, high-performing talent who are passionate about what they do. Our employees are unified in a shared dedication to our customers' mission and quest for professional growth. L3Harris provides an inclusive, engaging environment designed to empower employees and promote work-life success. Fundamental to our culture is an unwavering focus on values, dedication to our communities, and commitment to excellence in everything we do. L3Harris Technologies is an agile global aerospace and defence technology innovator, delivering end-to-end solutions that meet customers' mission-critical needs. The company provides advanced defence and commercial technologies across air, land, sea, space and cyber domains. L3Harris has approximately $18 billion in annual revenue and 48,000 employees, with customers in more than 100 countries
A few of our employee benefits are:
+ An additional week of leave per annum plus the option to buy or sell up to 2 weeks additional annual leave.
+ 9-day fortnight option
+ Flexible working hours and hybrid working where possible
+ Flexible annual leave (buy & sell up to 2 weeks)
+ Salary continuance insurance (SCI pays 75% of your base salary and bonus for up to 2 years)
+ Discounted private health insurance
+ Life & Total Permanent Disability Cover
+ Novated Car Leasing
Important to know
Due to the nature of our work many our roles require an Australian nationality and the ability to obtain a security clearance. Applicants who accept a conditional offer of employment must meet eligibility.
Eligibility and clearance process information can be found at;
an equal opportunities employer, L3Harris is committed to the equal treatment of all current and prospective employees and does not condone discrimination on the basis of age, disability, sex, sexual orientation, pregnancy and maternity, race or ethnicity, religion or belief, gender identity, or marriage and civil partnership.
L3Harris Technologies is proud to be an Affirmative Action/Equal Opportunity Employer. L3Harris is committed to treating all employees and applicants for employment with respect and dignity and maintaining a workplace that is free from unlawful discrimination. All applicants will be considered for employment without regard to race, color, religion, age, national origin, ancestry, ethnicity, gender (including pregnancy, childbirth, breastfeeding or other related medical conditions), gender identity, gender expression, sexual orientation, marital status, veteran status, disability, genetic information, citizenship status, characteristic or membership in any other group protected by federal, state or local laws. L3Harris maintains a drug-free workplace and performs pre-employment substance abuse testing and background checks, where permitted by law.