Network Integration Test Engineer

Validate complex systems. Solve challenging integration problems. Make mission-critical technology work.Aspire Technology is recruiting an experienced Network Integration Test Engineer to join an organisation delivering complex, high-performance technology solutions.This is an opportunity for an engineer who enjoys uncovering the root cause of technical issues, validating complex system integrations, and ensuring multiple technologies work seamlessly together. If you're at your best analysing API responses, tracing network traffic and diagnosing integration issues rather than developing software, we'd like to hear from you.Working across sophisticated, multi-component environments, you'll play a key role in ensuring systems are robust, reliable and ready for deployment.The roleAs a Network Integration Test Engineer, you will lead system-level and integration testing across multiple platforms, ensuring end-to-end functionality and performance throughout the testing lifecycle.You'll work closely with engineering teams and customers to validate complex integrations, investigate defects and support successful customer acceptance testing.Key responsibilitiesLead system-level and integration testing across complex, interconnected environments.Develop and execute comprehensive test plans, test cases and test procedures aligned to system requirements.Validate end-to-end workflows and system-to-system integrations.Diagnose issues using logs, API responses and diagnostic tools including Postman, cURL, Wireshark and tcpdump.Configure systems through user interfaces and configuration files to support testing and validation.Perform root cause analysis and collaborate with engineering teams to resolve defects.Support customer demonstrations, validation activities and acceptance testing.Produce clear test documentation, defect reports and requirements traceability throughout the project lifecycle.About youYou'll be an experienced test engineer with a passion for understanding how complex systems interact and a methodical approach to identifying and resolving technical issues:Proven experience in system-level or integration testing within complex, multi-platform environments.Experience in networking, telecommunications, defence or enterprise IT environments would be highly advantageous.Strong hands-on experience working with logs, packet captures and API diagnostics.Practical experience using tools such as Postman, cURL, Wireshark and tcpdump.A solid understanding of networking fundamentals including TCP/IP, routing and network protocols.Excellent analytical and troubleshooting skills with strong attention to detail.The ability to communicate effectively with engineering teams, stakeholders and customers.A testing and validation mindset with a genuine interest in solving integration challenges rather than software development.Why apply?This is an opportunity to work on technically challenging projects where your expertise will directly contribute to the successful delivery of complex, mission-critical technology solutions. You'll collaborate with highly skilled engineering teams and play an important role in ensuring systems perform exactly as intended before deployment.Apply todayIf you have the experience and technical expertise we're looking for, we'd love to hear from you.For a confidential discussion or to apply, please send your CV to julius.bautista@aspire-technology.net.Your Recruitment ConsultantJulius Bautista is a Senior Recruitment Consultant with over a decade of experience connecting exceptional technology professionals with organisations delivering mission-critical projects across Information Technology, Defence, HealthTech, Utilities, Transport and Public Safety. Julius specialises in sourcing high-calibre talent for complex technical environments across both government and private sector organisations.