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Cloud Network Engineer

Leidos•Huntsville, AL
•$87,100 - $157,450•Onsite

About The Position

Leidos Defense Systems is seeking Cloud Network Engineers to support missile defense projects within the BMD Simulations and Analysis Portfolio. The role designs, builds, and operates high-performance, zero-trust network architecture across on-premises data centers, public cloud environments such as AWS and Azure, and classified enclave-based domains. Work focuses on network modernization, software-defined networking (SDN), hybrid-cloud connectivity, and container-native networking in Kubernetes ecosystems. The position is primarily on-site at customer locations in Huntsville, Alabama, and requires full-time onsite support. The candidate must reside in the North Alabama area and possess an active secret clearance. The opportunity is open to candidates with varying experience levels, with level and compensation matched to experience.

Requirements

  • Bachelor’s degree with 5 years of prior relevant experience, or a master’s degree with 3 years of prior relevant experience.
  • Experience setting up restricted or compliant networks and securing inter-domain or enclave communication.
  • Hands-on experience with cloud networking services such as VPCs, VNets, peering, and transit gateways.
  • Experience with Linux operating systems.
  • Practical knowledge of multicast UDP and broadcast UDP traffic handling.
  • Experience with both software-defined and hardware-defined networking technologies.
  • Direct experience designing, deploying, and troubleshooting networking within Kubernetes clusters.
  • Ability to create and manage secure routing paths between isolated domains or enclaves.
  • Must possess an active secret clearance.
  • Must provide full-time onsite support.
  • Must be a resident of the North Alabama area.

Nice To Haves

  • Experience with one or more Container Network Interfaces (CNI), such as Cilium, Calico, or Multus.
  • Background deploying and supporting enterprise-grade applications in production environments.
  • Experience defining and governing network access protocols, firewall rules, and zero-trust policies.
  • Familiarity with container-based network meshes such as Istio or Linkerd and service mesh concepts.
  • Experience routing traffic between multiple cloud service provider instances.
  • Proven work with hybrid-cloud models linking remote clouds to on-premises resources.
  • Strong analytical and problem-solving abilities, including troubleshooting complex network issues.
  • Excellent communication skills and ability to translate technical concepts for non-technical stakeholders.
  • Proactive mindset focused on security, reliability, and scalability.
  • Ability to work autonomously and as part of a cross-functional team.
  • Relevant certifications, such as CCNA/CCNP, AWS Certified Advanced Networking, or Certified Kubernetes Administrator.

Responsibilities

  • Design and deploy secure networks, including restricted computer networks and secure inter-domain routes.
  • Implement network segmentation, access controls, and policy enforcement across cloud and on-premises resources.
  • Build and manage cloud networking infrastructure, including AWS, Azure, and GCP.
  • Configure and troubleshoot multicast UDP and broadcast UDP traffic for high-throughput applications.
  • Deploy and maintain software-defined network platforms and hardware-based network appliances.
  • Integrate network services with Kubernetes using CNI plugins and container-based networking.
  • Connect remote cloud instances to on-premises data centers, ensuring reliable routing and latency optimization.
  • Support hybrid-cloud architectures and remote enclave connectivity.
  • Automate network provisioning and changes using infrastructure-as-code tools such as Terraform and Ansible.
  • Implement monitoring, logging, and alerting for network health and security events.
  • Collaborate with security, DevOps, and application teams to define network access protocols and rules.
  • Produce documentation, runbooks, and knowledge base articles for network solutions.

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