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Optus Business vs Pentagon Group: Which MSP is Better? | The MSP Playbook

Article 2026-06-11

Optus Business vs Pentagon Group

A detailed comparison of two major Australian Managed Service Providers.

Feature Optus Business Pentagon Group
Overall Score3.03.1
TypeTelco / EnterpriseManaged Services
Employees2000-3000100-200
Founded19912002
HeadquartersSydney, NSW (Parent: Singapore)Brisbane, QLD
RevenuePrivatePrivate
Salary Range$75,000 - $145,000$70,000 - $140,000
SpecialtiesCybersecurity, Cloud, Network Services, Managed ServicesManaged Services, Cloud, Security
CertificationsMicrosoft Partner, AWS Partner, Cisco Partner, Fortinet PartnerMicrosoft Partner, Fortinet Partner
Green FlagsSingapore Telecom parent provides stability
Strong telecommunications backbone
Good benefits package		Good work-life balance
Stable employment
Red FlagsTelco culture — IT services are secondary
Below-market salaries
Limited career progression
Bureaucratic decision-making		Small scale
Below-market salaries
Limited career progression
Worker ProsStable employment
Good benefits
Telecommunications expertise		Work-life balance
Stable
Worker ConsIT services are secondary to telco
Below-market salaries
Bureaucratic culture
Limited career progression		Small scale
Below-market pay
Limited progression

Which MSP Should You Choose?

Both Telco / Enterprise and Managed Services have strengths and weaknesses. Your choice depends on your priorities — whether that's career growth, salary, work-life balance, or technical exposure.

Use the side-by-side comparison tool for a deeper look, or check out individual profiles for detailed employee reviews.