Cloud Network Engineer
Job in
Chicago, Cook County, Illinois, 60290, USA
Listed on 2026-01-10
Listing for:
Jones Lang LaSalle Incorporated
Full Time
position Listed on 2026-01-10
Job specializations:
-
IT/Tech
Cybersecurity, Systems Engineer, Network Security, Network Engineer
Job Description & How to Apply Below
* Implement and maintain micro-segmentation policies, including application dependency mapping, rule-set creation, and enforcement across hybrid workloads.
* Experience designing and supporting segmentation architectures to enhance security posture and reduce lateral movement risks.
* Strong understanding of zero-trust network segmentation principles and how they apply to enterprise network security.
* Extensive experience implementing and maintaining firewalls and staying updated on newly released security vulnerabilities and their impact on the network.
* Perform ongoing optimization of network security devices and segmentation platforms to ensure adequate capacity, availability, and scalability.
* Implement, troubleshoot, and document network security infrastructures and segmentation deployments, including policy testing, traffic flows, and enforcement validation.
* Expertise in modifying firewall rule sets, segmentation rules, changing security policies, whitelisting, content filtering, and troubleshooting traffic flows across firewalls, segmentation tools, routers, and switches.
* Strong knowledge of Layer 4–7 app-aware firewalls and micro-segmentation traffic policies.
* Establish and modify site-to-site VPNs and secure connectivity paths for segmented workloads.
* Manage threat protection, URL blocking, IOC feeds, routers, switches, segmentation policies, and endpoint enforcement controls.
* Periodically monitor firewall and segmentation agent health, performance, and capacity across global environments.
* Participate in Change Management processes, including creating change requests, performing peer reviews, validating segmentation change impact, and executing firewall or segmentation modifications.
* Develop detailed build and test plans for implementing firewalls and segmentation deployments.
* Coordinate with IT teams to ensure standardized network and segmentation configurations, control frameworks, and enforcement practices.
* Recommend enhancements to improve network reliability, segmentation accuracy, security posture, and operational performance.
* Collaborate globally with IT teams—security, cloud, data center, and application teams—to resolve issues and ensure network/segmentation alignment.
* Define reusable network and micro-segmentation patterns for branch, data center, and cloud environments.
* Document segmentation deployments, firewall standards, policy frameworks, and configuration baselines.
* Experience with network automation tools such as Ansible, Terraform, Python (e.g., automating policy pushes, firewall rules, segmentation updates).
* Wireless network design, support, and troubleshooting.
* Understanding of TCP/IP Stack, AD, DNS, DHCP, Routing (BGP, OSPF, VXLAN), and east-west traffic considerations for segmentation.
* Participate in disaster recovery exercises, including validating segmented application recovery paths and connectivity requirements.
* Resolve escalations for complex technical problems involving firewalls, segmentation agents, cloud networking, and hybrid routing.
* Participate in incident management and problem resolution for global network and segmentation issues.
* Design and implement cloud network architectures using best practices, incorporating segmentation and zero-trust principles.
* Deploy and troubleshoot firewall based decryption of HTTPS traffic.
* Integration of cloud networking environments into global corporate network using direct connections, SDWAN, and security architectures.
* Troubleshoot application traffic flows with application developers through complex multi-cloud environments.
* Design, implement, deploy, and troubleshoot IPsec VPNs.
* Bachelor’s degree in Computer Science, IT, Engineering, or related field.
* Minimum 5 years experience in network architecture or design, with a global infrastructure focus.
* Experience with micro-segmentation tools (Illumio, Guardicore) including policy creation, enforcement, and application dependency mapping.
* Strong understanding of…
Position Requirements
5+ Years
work experience
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