Cloud Network Engineer

WE ARE ARCARITHM, and we are changing the world!

If you are ready to grow your career and change the world with us, then join the Arcarithm team!

We are located in beautiful, downtown Huntsville, AL, one of the fastest growing cities in the U.S.! At Arcarithm, we cultivate and foster an environment of integrity, open communication, work life balance, and career development. We are committed to investing in our employees by offering comprehensive health insurance options, a generous 401K plan, competitive salaries, continuous career growth opportunities, flexible schedules including remote work,mentoringand performance incentives.

Arcarithm is currently seeking top talent in the areas of full stack software development, artificial intelligence, optimization, and data analytics. You will work in a dynamic and challenging environment alongside our customers which include Lockheed Martin, General Dynamics, Northrop Grumman, Raytheon, US Army, US Navy, US Air Force, the Missile Defense Agency, and NASA on cutting edge technologies including machine learning, augmented and virtual reality, big data analytics, and more!

We are excited to continue to change and improve the world through innovation and technology! Contact us today to hear more about Arcarithm and all we offer!

Job Title: Cloud Network Engineer

Job Location: Redstone Arsenal

Must be a US Citizen.

Must be eligible to obtain and maintain a Secret Security Clearance. An active Secret Clearance is preferred.

About the Role:
We are seeking a highly skilled Cloud Network Engineer to design, implement, and operate secure, highperformance networks that span onpremise data centers, public cloud environments, and enclavebased domains. The ideal candidate will have deep handson experience with cloud networking, softwaredefined networking (SDN), and containernative 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 onpremise resources.
• Cloud & Multicast Networking
  • Build and manage cloud networking infrastructure (AWS, Azure, GCP, etc.).
  • Configure and troubleshoot multicast UDP and broadcast UDP traffic for highthroughput applications.
• SoftwareDefined & HardwareDefined Solutions
  • Deploy and maintain Software Defined Network (SDN) platforms and hardwarebased network appliances.
  • Integrate network services with Kubernetes using CNI plugins and containerbased networking.
• Hybrid Cloud Integration
  • Connect remote cloud instances to onpremise data centers, ensuring reliable routing and latency optimization.
  • Support hybrid cloud architectures and remote enclave connectivity.
• Automation & Monitoring
  • Automate network provisioning and changes using IaC 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.

MustHave Qualifications

Network Design Experience

Proven experience setting up restricted/compliant networks and securing interdomain/enclave communication.

Cloud Networking

Handson 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 / HardwareDefined Networking

Experience with both softwaredefined and hardwaredefined networking technologies.

KubernetesBased 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.

NicetoHave Qualifications

• CNI Expertise– Experience with one or more Container Network Interfaces (CNI): Cilium, Calico, Multus, or similar.
• Enterprise Software Hosting– Background deploying and supporting enterprisegrade applications in production environments.
• Network Access Policy Development– Experience defining and governing network access protocols, firewall rules, and zerotrust policies.
• ContainerMesh Architecture– Familiarity with containerbased network meshes (e.g., Istio, Linkerd) and servicemesh concepts.
• CloudtoCloud Routing– Experience routing traffic between multiple cloud service provider instances.
• Hybrid Cloud Infrastructure– Proven work with hybrid cloud models linking remote clouds to onpremise resources.

Desired Skills & Attributes

• Strong analytical and problemsolving 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 crossfunctional team.
• Relevant certifications (e.g., CCNA/CCNP, AWS Certified Advanced Networking, Certified Kubernetes Administrator) are a plus.

Education & Experience

• Bachelor’s degree in Computer Science, Electrical Engineering, Information Technology, or a related field (or equivalent practical experience).
• 5+ yearsof professional networking experience, with a focus on cloud and softwaredefined environments.