Network Engineer
About The CompanyThe Hollister Group is a leading provider of innovative technology solutions, dedicated to empowering organizations through advanced networking and cloud infrastructure services. With a strong focus on excellence and customer satisfaction, we deliver tailored solutions that meet the evolving needs of our clients across various industries. Our team comprises highly skilled professionals committed to driving digital transformation, ensuring seamless connectivity, and enhancing operational efficiency. At The Hollister Group, we foster a collaborative and inclusive environment that encourages continuous learning and professional growth, making us a trusted partner for enterprise-level networking and cloud initiatives.About The RoleWe are seeking a Senior Network Engineer to join our dynamic team. In this role, you will be responsible for designing, deploying, and maintaining enterprise network infrastructure across on-premises environments and cloud platforms such as AWS and Azure. This position bridges hands-on operational responsibilities with strategic architectural development, contributing significantly to automation and modernization projects. You will serve as a technical resource and mentor for junior engineers, ensuring the stability, security, and scalability of our network systems. Your expertise will help shape our network architecture, optimize performance, and support our ongoing cloud and hybrid connectivity initiatives. This role offers an exciting opportunity to work on complex, global network environments and influence the future direction of our infrastructure.QualificationsThe ideal candidate will possess a minimum of six years of enterprise networking experience, with a proven track record in network engineering or operations. Strong hands-on experience with Aruba and/or Cisco LAN, WAN, and wireless infrastructure is essential, along with a solid understanding of dynamic routing protocols such as BGP and OSPF, and Layer 2 technologies including VLANs, Spanning Tree Protocol (STP), and Quality of Service (QoS). Experience administering Check Point firewalls, including policy management and VPN troubleshooting, is required. Candidates should also have working knowledge of cloud networking concepts, specifically AWS and Azure, including VPCs, VNets, Direct Connect, ExpressRoute, and VPN configurations. Proficiency in at least one scripting language (Python, Shell, PowerShell) for automation is necessary. Strong incident response skills, documentation capabilities, and familiarity with ITIL-aligned change management processes are also required. Preferred qualifications include experience with Aruba ClearPass NAC, Terraform, Git, and relevant industry certifications such as CCNP, Aruba Certified Professional, or AWS/Azure networking certifications.ResponsibilitiesNetwork Operations & EngineeringOwn day-to-day operations, monitoring, and troubleshooting of on-premises and cloud-connected network infrastructure across global offices and data centers.Lead incident response for complex network issues, performing root cause analysis and driving resolution with minimal supervision.Manage global carrier services and connectivity across EMEA, APAC, and the Americas.Maintain and improve operational documentation, including network diagrams, runbooks, and change records.Participate in an after-hours/on-call rotation for critical incidents.Infrastructure Design & DeploymentDesign and implement network solutions for LAN, WAN, wireless, and hybrid cloud connectivity, working within and contributing to established architectural standards.Configure and deploy Aruba and/or Cisco infrastructure, including routing, switching, and wireless platforms.Lead network hardware and software lifecycle management, including capacity planning, patching, and firmware upgrades.Evaluate new technologies and provide recommendations to senior architects.Cloud & Hybrid ConnectivityImplement and support hybrid connectivity between on-premises environments and AWS/Azure, including AWS Direct Connect, Azure ExpressRoute, and VPN configurations.Apply cloud networking concepts (VPCs, VNets, routing, security groups) to support operational and project-level needs.Collaborate with cloud and systems teams to ensure consistent and secure network integration across environments.Automation & Infrastructure as Code (IaC)Actively develop and maintain Infrastructure as Code using Terraform and Git for network provisioning and configuration management.Write and maintain scripts (Python, Shell, PowerShell) to automate repetitive tasks and enhance operational efficiency.Contribute to CI/CD pipeline development and support the team’s broader IaC adoption efforts.Serve as a practitioner-level resource for automation tooling within the network team.Firewall & SecurityAdminister Check Point firewalls, including rulebase management, policy optimization, and VPN configuration.Manage Aruba ClearPass NAC policies for network access control, authentication, and segmentation.Ensure adherence to network security standards across all environments and assist in driving compliance across the broader infrastructure.Mentorship & CollaborationProvide technical guidance and mentorship to Network Engineers on the team.Participate in design and architecture discussions, offering operational insights and engineering perspectives.Collaborate cross-functionally with infrastructure, security, and cloud teams on shared initiatives.BenefitsOur employees enjoy a comprehensive benefits package including competitive salary, performance bonuses, profit sharing, health insurance, retirement plans, and professional development opportunities. We promote a flexible work environment that supports work-life balance and continuous learning. Additionally, employees have access to cutting-edge tools and technologies, enabling them to stay at the forefront of industry advancements. We