Network Engineer – Corporate IT

CleanSpark (Nasdaq: CLSK), is a market-leading data center developer with a proven track record of success. We control a portfolio of more than 1.8 GW of power, land, and data centers across the United States powered by globally competitive energy prices. Sitting at the intersection of Bitcoin, energy, operational excellence, and capital stewardship, we optimize our infrastructure to deliver superior returns to our shareholders. Monetizing low-cost, high reliability energy by producing a global emerging critical resource – compute – positions us to prosper in an ever-changing world.  Visit our website at www.cleanspark.com. Job Overview:  The Network Engineer is responsible for the design, implementation, administration, and ongoing optimization of CleanSpark’s corporate network infrastructure across office and operational environments. This role owns the day-to-day operation and health of network systems, leads troubleshooting of complex connectivity and security issues, and drives infrastructure projects from planning through completion. The Network Engineer works closely with Corporate IT, cybersecurity, and business stakeholders to deliver reliable, secure, and scalable network services. The ideal candidate brings hands-on experience with enterprise-grade networking platforms, a strong foundation in network security and VPN technologies, and the ability to operate with minimal supervision while contributing to a high-performing team. Key Responsibilities

• Design, implement, and administer corporate network infrastructure, including switches, wireless access points, firewalls, VPN services, and related equipment across office and operational environments.

• Own incident response for network alerts, service disruptions, and connectivity issues; coordinate resolution through monitoring platforms, ticketing systems, and direct stakeholder communication.

• Troubleshoot and resolve complex Layer 1–3 network issues independently, applying structured diagnostic methodologies and root cause analysis.

• Lead the installation, configuration, deployment, and maintenance of network hardware, including Meraki and UniFi platforms, firewalls, and supporting infrastructure.

• Perform routine network health checks, system monitoring, log reviews, and preventative maintenance activities.

• Support infrastructure lifecycle management, including firmware updates, patching, hardware replacements, and scheduled maintenance windows.

• Maintain accurate network documentation, diagrams, inventories, configuration records, and change management documentation.

• Ensure compliance with Corporate IT security standards, change management procedures, and configuration management policies.

• Provide technical support through ticketing systems, Microsoft Teams, email, phone, and in-person interactions.

• Administer and troubleshoot VPN connectivity, firewall policies, DHCP, DNS, wireless networking, and other network-dependent services; ensure security configurations align with Corporate IT standards.

• Plan and execute network expansion projects, cabling initiatives, hardware deployments, and site infrastructure upgrades in alignment with Corporate IT project and change management standards.

• Collaborate with Corporate IT, cybersecurity, and business teams to resolve issues and improve network performance and reliability.

• Contribute to the continuous improvement of monitoring tools, operational processes, and technical documentation.

• Maintain clear, accurate, and timely communication regarding incidents, requests, and project activities.

• Additional duties as assigned.

This role requires professionalism, respect, strong communication, and the ability to work effectively with others in a collaborative, team-oriented environment.

Required Qualifications

• Bachelor’s degree in Information Technology, Computer Science, Network Engineering, or a related field preferred; equivalent combination of education and experience considered.

• Minimum of 4 years of hands-on experience administering enterprise or corporate network environments, with demonstrated progression in scope and complexity of responsibilities.

• Advanced working knowledge of networking fundamentals, including TCP/IP, VLANs, inter-VLAN routing, BGP/OSPF concepts, DHCP, DNS, QoS, wireless networking (802.11 standards), and VPN technologies (IPsec, SSL/TLS).

• Demonstrated ability to independently troubleshoot and resolve complex network connectivity, performance, and security issues across Layers 1–3 using a structured methodology.

• Demonstrated hands-on experience with enterprise networking platforms; direct experience with Cisco Meraki and/or Ubiquiti UniFi (switching, wireless, and security appliances) strongly preferred.

• Experience using network monitoring, alerting, or ticketing systems to identify, document, and resolve technical issues.

• Hands-on experience administering VPN solutions and firewall platforms, including policy creation, access rule management, site-to-site and remote access VPN configuration, and security baseline enforcement.

• Proficiency with CLI-based network diagnostics, SSH, packet capture tools, and network management platforms; experience with scripting or automation (Python, Ansible, or similar) a plus.

• Ability to maintain accurate technical documentation, network diagrams, inventories, and change records.

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