Cloud Network Engineer for Missile Defense System

About CFD Research: Since its inception in 1987, CFD Research has delivered innovative technology solutions within the Aerospace & Defense, Biomedical & Life Sciences, Intelligence & Sensing, and Energy & Materials industries. CFD Research has earned multiple national awards for successful application and commercialization of innovative component/system technology prototypes, multi-physics simulation software, multi-disciplinary analyses, and expert support services. Based in Huntsville, Alabama where laboratory facilities and headquarters are located, CFD Research also has office and laboratory facilities in Dayton, Ohio, prototyping test and evaluation facilities in Hollywood, Alabama, and office facilities in Fort Walton Beach, Florida. CFD Research is an ISO9001:AS9100D registered company and is appraised at CMMI Level II for Services. CFD Research is a 100% ESOP (employee-owned company) recognized in Inc. Magazine's Inc5000 as a top growing company for four of the last five years. Learn more at

CFD Research is seeking a highly skilled Cloud Network Engineer to design, implement, and operate secure, high performance networks that span on premise data centers, public cloud environments, and enclave based domains. The ideal candidate will have deep hands on experience with cloud networking, software defined networking (SDN), and container native networking solutions, particularly within Kubernetes environments. This Cloud Network Engineer will spend the majority of their working at the customer sites in Huntsville.

Key Responsibilities

• Design & Deploy Secure Networks
• Architect and configure restricted computer networks and secure interdomain routes.
• Implement network segmentation, access controls, and policy enforcement across cloud and on premise resources.
• Cloud & Multicast Networking
• Build and manage cloud networking infrastructure (AWS, Azure, Google Cloud Platform, etc.).
• Configure and troubleshoot multicast UDP and broadcast UDP traffic for high throughput applications.
• Software Defined & Hardware Defined Solutions
• Deploy and maintain Software Defined Network (SDN) platforms and hardware based network appliances.
• Integrate network services with Kubernetes using CNI plugins and container based networking.
• Hybrid Cloud Integration
• Connect remote cloud instances to on premise data centers, ensuring reliable routing and latency optimization.
• Support hybrid cloud architectures and remote enclave connectivity.
• Automation & Monitoring
• Automate network provisioning and changes using Ia C tools (e.g., Terraform, Ansible).
• Implement robust monitoring, logging, and alerting for network health and security events.
• Collaboration & Documentation
• Work closely with security, DevOps, and application teams to define network access protocols and rules.
• Produce clear documentation, runbooks, and knowledgebase articles for all network solutions.

Must Have Qualifications

• Network Design Experience - Proven experience setting up restricted/compliant networks and securing inter domain/enclave communication.
• Cloud Networking - Hands on experience with cloud networking services (VPC, VNets, peering, transit gateways).
• Linux Operation Systems - Experience with Linux OS
• Multicast/UDP - Practical knowledge of multicast UDP and broadcast UDP traffic handling.
• SDN / Hardware Defined Networking - Experience with both software defined and hardware defined networking technologies.
• Kubernetes Based Networking - Direct experience designing, deploying, and troubleshooting networking within Kubernetes clusters.
• Secure Routing Across Domains - Ability to create and manage secure routing paths between isolated domains or enclaves.

Nice to Have Qualifications

• CNI Expertise Experience with one or more Container Network Interfaces (CNI): Cilium, Calico, Multus, or similar.
• Enterprise Software Hosting Background deploying and supporting enterprise grade applications in production environments.
• Network Access Policy Development Experience defining and governing network access protocols, firewall rules, and zero trust policies.
• Container Mesh Architecture Familiarity with container based network meshes (e.g., Istio, Linkerd) and service mesh concepts.
• Cloud to Cloud Routing Experience routing traffic between multiple cloud service provider instances.
• Hybrid Cloud Infrastructure Proven work with hybrid cloud models linking remote clouds to on premise resources.

Desired Skills & Attributes

• Strong analytical and problem solving abilities; comfortable troubleshooting complex network issues.
• Excellent communication skills able to translate technical concepts for nontechnical stakeholders.
• Proactive mindset with a focus on security, reliability, and scalability.
• Ability to work autonomously and as part of a cross functional team.
• Relevant certifications (e.g., CCNA/CCNP, AWS Certified Advanced Networking, Certified Kubernetes Administrator) are a plus.

Basic Qualifications

• Security Clearance: Must have an active Department of Defense Secret clearance (must maintain throughout contract performance).
• Bachelors degree in Computer Science, Electrical Engineering, Information Technology, or a related field (or equivalent practical experience).
• 5+ years of professional networking experience, with a focus on cloud and software defined environments.

Location: This role is based in the Huntsville, AL area, and is 100% onsite.

Benefits: CFD Research offers competitive salaries and excellent employee benefits, including an employer matching 401(k) and Employee Stock Ownership Plan (ESOP). CFD Research offers our Full-Time, permanent employee-owners a highly competitive insurance package, including medical, vision, and dental insurance. Additionally, we offer company paid leave, compensation time, parental leave, long-term and short-term disability, accidental death and dismemberment, and life insurance. Part-Time and Temporary employee-owners may receive partial or reduced benefits and leave time based on their employment status level. Performance appraisals occur twice a year and annual pay increases are based upon corporate goals, personal development, performance, and outstanding achievements. In addition, group and individual bonuses are awarded for exceptional performance.

CFD Research is an EO employer - Veterans/Disabled and other protected categories