Senior Systems Engineer

3 days ago

Tempe, Arizona, United States Iridium Satellite Full time
Job Title: Senior Systems Engineer

We are seeking a highly skilled Senior Systems Engineer to join our Network Engineering Team at Iridium Satellite. As a key member of our team, you will be responsible for designing and managing complex network infrastructure, including automation and security.

Key Responsibilities:
  • Develop and maintain network infrastructure, including automation and security
  • Administer and manage 4G/5G Core Network
  • Manage Linux and/or Debian GNU/Linux environments
  • Handle multi-user environment/system management
  • Define, prepare, and maintain CI/CD architecture
  • Manage backups and Disaster Recovery processes
  • Prepare and maintain technical documentation
  • Perform requirements analysis, definition, decomposition, and management for projects based services
  • Provide support to the integration and test group
  • Manage the coordination and delivery of multiple or complex technical assignments designed with end goals in mind
Requirements:
  • Excellent communication skills, with the ability to clearly convey information to cross-departmental groups or those unfamiliar with the topic
  • An analytical mindset, with the ability to understand a situation or problem and think critically to make decisions and come up with out-of-the-box solutions
  • Proactivity in providing feedback and sharing your knowledge with others
  • The ability to prioritize your own tasks and potentially the tasks of others while making sure deadlines are met
Experience and Education:
  • Bachelor's degree in Engineering or related field of study
  • 8+ years related experience in SysOPS and/or DevOps for complex technical projects
  • Experience engineering and operating a 4G EPC (MME, SGW, PGW, PCRF, HSS, and SCEF)
  • Knowledge of 4G core network call flows
  • Knowledge of network protocols, including but not limited to the Diameter, GTP, DNS, SS7/MAP, and HTTP
  • Experience analyzing and troubleshooting 4G/5G call flows using network diagnostic tools (i.e. Wireshark, IrisView, Netscout, etc.)
  • IP network and routing experience
  • Experience with Git, CI/CD, containerization, IaC: GitLab, Harbor, Helm, Docker, Kubernetes, Terraform, Ansible
  • Experience in Linux and/or Debian GNU/Linux operating systems (administration, kernel parameters)
  • Implementation and configuration of networks (Routing, Switching, Firewalls)
  • Experience with monitoring tools and log servers (e.g., Elasticsearch, Prometheus, Splunk)
  • Experience with backups and Disaster Recovery
  • Coding skills in Bash and Python
Preferred Qualifications:
  • Experience engineering and operating a cloud native 4G/5G Core Network
  • 5G Core Experience (AMF, SMF, UPF, PCF, UDR/UDM, AUSF, and NEF)
  • Experience engineering and maintaining an SMSC and associated components
  • Experience with implementing and supporting 4G roaming services using an IPX carrier (i.e. Syniverse, BICS, etc.)
  • NB-IoT or LTE CAT-M experience
What We Offer:
  • Competitive salary and benefits package
  • Opportunities for professional growth and development
  • Collaborative and dynamic work environment
  • Recognition and rewards for outstanding performance

Iridium Satellite is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, disability, sexual orientation, gender identity, or status as a protected veteran.

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