MetTel

Senior Wireless Core Engineer / Full Stack Expert

MetTel

full-time

Posted on:

Origin:  • 🇺🇸 United States

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Salary

💰 $160,000 per year

Job Level

Senior

Tech Stack

AWSAzureCloudDockerDynamoDBGoGoogle Cloud PlatformJavaJenkinsKubernetesLinuxMicroservicesMongoDBNoSQLOpenShiftPostgresPythonSQLVMware

About the role

  • 3GPP Cellular Core: Domain expertise in 3GPP compliant cellular core Containerized Network Functions (CNFs) for 4G, 5G NSA and 5G SA
  • Network Engineering: Hands on technical design and deployment for Enterprise and cloud networking disciplines (BPG, SD-WAN, IPSEC, SCTP, GTP, IP)
  • Full-Stack Development: Design, develop, and maintain cellular core applications using Java, Go, C, Python and related frameworks
  • Cloud Infrastructure: Architect and manage cloud-based solutions on AWS, Azure, GCP and on-premise VMware, OpenShift, Teleport, Argo CD, Crossplane
  • DevOps Practices: Implement and maintain CI/CD pipelines, infrastructure as code (IaC), and automation tools
  • Database Management: Design and manage relational and NoSQL databases (PostgreSQL, MongoDB), Couchbase, Memcached, DynamoDB
  • API Development: Develop and maintain RESTful APIs and microservices
  • Software Architecture: Lead design and architecture of scalable software systems for converged cellular core, IMS, IPX
  • Problem Solving: Troubleshoot and resolve deeply complex technical issues to ensure high performance and reliability
  • Collaboration: Work closely with product managers, designers, and other engineers to deliver high-quality software solutions
  • Mentorship: Provide technical guidance and mentorship to junior wireless core developers and SRE team members
  • Version Control: Utilize Gitlab and GitHub Actions for artifact version control
  • Containerization: Design, deploy and manage complex container deployments using Docker and Kubernetes (K8s)

Requirements

  • Domain expertise is mandatory in 3GPP compliant cellular core Containerized Network Functions (CNFs) for 4G, 5G NSA and 5G SA
  • Domain expertise is mandatory for Enterprise and cloud networking disciplines and hands on technical design and deployment. (BPG, SD-WAN, IPSEC, SCTP, GTP, IP)
  • Design, develop, and maintain cellular core applications using modern technologies such as Java, Go, C, Python and related frameworks
  • Demonstrated ability to architect and manage cloud-based solutions on AWS, Azure, GCP and on-premise VMware, OpenShift, Teleport, Argo CD, Crossplane and related services
  • Expert ability to implement and maintain CI/CD pipelines, infrastructure as code (IaC), and automation tools
  • Design and manage relational and NoSQL databases (e.g., PostgreSQL, MongoDB), Couchbase, Memcached, DynamoDB and related services
  • Develop and maintain RESTful APIs and microservices
  • Lead the design and architecture of scalable and maintainable software systems with specific expertise in converged cellular core, IMS, IPX
  • Troubleshoot and resolve deeply complex technical issues
  • Provide technical guidance and mentorship to junior team members
  • Proficient utilization of Gitlab, GitHub AS for artifact version control
  • Demonstrated expertise in the ability to design, deploy and manage complex container deployments using Docker, Kubernetes (K8s), K8s operators, cascading helm charts and associated frameworks
  • Bachelor's or Master's degree in Computer Science or Engineering (desired)
  • Proven experience as a Full-Stack Developer, with a strong portfolio of web applications
  • Extensive experience with Java, Go, C, Python, and related frameworks
  • Strong understanding of cloud computing architecture including on premise
  • Expert level experience with DevOps practices and tools (CI/CD, IaC, automation)
  • Proficiency in database management (SQL and NoSQL)
  • Proficiency with API development (RESTful APIs, microservices)
  • Solid understanding of Enterprise network architecture principles
  • Excellent problem-solving and debugging skills
  • Strong communication, collaboration and mentorship skills with both staff and customers
  • Demonstrated experience and certifications with Docker, K8s, SRE
  • Preferred: Recognized hyperscaler certification (Azure, GCP, AWS)
  • Preferred: Recognized Enterprise networking certification (CCNA, CompTIA Network+, or similar)
  • Preferred: Expertise with 3GPP core software (Druid, Ericsson, Mavenir, Expeto, Summa)
  • Preferred: Experience with specific CI/CD tools such as Jenkins, Gitlab, GitHub Actions
  • Preferred: Deep experience with Linux network system design and administration
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