Job summarythe mission of the it infrastructure & communications analyst iii is to maintain and optimize the company's core it infrastructure, network architecture, and communication systems. This role is a relevant escalation point for infrastructure-related incidents and lead complex troubleshooting, root cause analysis, and infrastructure improvement initiatives. Operating under the it operations area, the scope of the role involves to ensure availability, performance, scalability, and security of all corporate systems and network services.key responsibilitiesinfrastructure & network operations maintain and support core it infrastructure including servers (physical & virtual), storage systems, lan/wan networks, vpns, firewalls, and communication tools administer and optimize systems on-premises and in hybrid/multi-cloud environments (aws, azure, gcp) manage active directory, dns, dhcp, and enterprise-grade wi-fi and voip systems execute disaster recovery and business continuity strategies monitor and ensure compliance with infrastructure security and performance standardsincident, problem & change management serve as the level 3 escalation point for infrastructure and communications-related issues lead root cause analysis, system performance diagnostics, and advanced troubleshooting contribute to and maintain technical documentation, runbooks, and sops plan and execute changes in accordance with itil-based processes proactively identify and remediate risks in infrastructure and network designsproject & continuous improvement participate in or lead it infrastructure projects such as system upgrades, migrations, cloud adoption, or security enhancements collaborate with cybersecurity, devops, and application development teams to support infrastructure needs evaluate emerging technologies and recommend strategic improvements academic background & certificationsbachelor's degree in information technology, computer engineering, systems, or related field relevant certifications are highly preferred: microsoft (mcsa, mcse, azure) cisco (ccna, ccnp) vmware (vcp) comptia network+/security+ required qualifications: experienceminimum 5–7 years in it infrastructure, networking, or systems administration at least 2 years in a senior-level or level 3 technical role experience in high-availability, security-driven technology environments previous experience in software or saas companies is a strong plus technical background (it languages, tools, methodologies)strong understanding of enterprise infrastructure architecture experience deploying and maintaining secure, scalable networks and systems ability to troubleshoot at all layers of the infrastructure stack—from connectivity to servers to cloud platformsskills and competenciesexcellent communication and cross-functional collaboration skills english level: b1