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L3Harris Technologies

Global defense contractor delivering aerospace tech

Sr Spec – Sys Administration

System AdministrationUpdated on Nov 14
Full-timeMelbourne VIC, AustraliaNo salary listed

About the Job

Requirements

  • Four to six years of experience with Red Hat Linux administration or engineering and four to six years of experience with Windows administration or engineering.
  • Configure, monitor, maintain, and troubleshoot VMware or other virtualization technologies deployed at multiple locations.
  • Experience in virtual machine lifecycle management, including snapshots.
  • System configuration experience with enterprise identity management tools such as LDAP, IPA, and Active Directory.
  • Expertise with VMware vCenter Server or VMware certifications.
  • A Bachelor's degree in Computer Engineering, Computer Science, IT Security, or a related field and at least six years of related experience, or a Master's degree in one of those fields and at least four years of related experience.
  • Ability to travel to data centre locations if remote accessibility is not possible.
  • Ability to obtain an Australian Defence security clearance to Baseline and likely NV1.
  • Ability to develop detailed implementation documentation.
  • Ability to support on-call rotations as needed.
  • Clear verbal and written communication skills are mandatory.
  • Travel within Australia is required for customer and partner coordination and support of remote site audits.

Responsibilities

  • Configure and maintain enterprise-level data centre environments consisting of Cisco UCS blades and NetApp AFF/FAS controllers, or VMware vSAN and Cohesity backup solutions.
  • Perform system patching and upgrades to maintain security and regulatory compliance.
  • Work with adjacent engineering teams and internal and external customers to translate requirements and objectives into final product designs.
  • Lead efforts to field changes to production systems according to a schedule.
  • Address and detect issues that impact projects and implement or develop courses of action to mitigate or alleviate project impacts.
  • Support critical operations during standard and occasional non-standard working hours.
  • Perform the role 100% onsite.

Desired Qualifications

  • Experience with NetApp FAS/AFF storage controllers.
  • Experience with Cisco UCS blade and rackmount servers.
  • Experience with VMware virtualization technologies.
  • Experience with Cisco Hyperflex.
  • Professional certifications such as NetApp, Cisco, or VMware certifications.
  • Knowledge of scripting and automation tools such as Bash, PowerShell, Perl, and Ansible.
  • Experience with VDI solutions from vendors such as Omnissa Horizon.

About the Company

L3Harris Technologies

Global defense contractor delivering aerospace tech

L3Harris Technologies provides advanced aerospace, defense, and space systems for governments and commercial customers. Its products include sensors, communications, and propulsion—such as tactical radios, night-vision gear, satellite payloads, missile defense, and space propulsion—delivered as integrated systems for operations across air, land, sea, space, and cyber domains. The company blends legacy technologies from two joining giants with newer capabilities, faster acquisition cycles, and a focus on missiles, space, and resilient communications to field solutions quickly. Its goal is to be a trusted, scale-ready provider of next‑generation defense and intelligence capabilities for national security and related customers.

Company size
10,001+
Company stage
IPO
Headquarters
Melbourne, FL
Founded
1895

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