Iridium is seeking a motivated Principal 4G/5G Core Engineer to join our Network Engineering Team. In this role, you will function as the Core Systems Engineer on various Iridium projects. As the Principal 4G/5G Core Engineer, your primary focus will be all technical aspects relating to the design and requirements management of assigned projects. You'll be successful in this role if you have extensive experience in Core Systems Engineering and in-depth knowledge of both space and ground networks.
What You'll Do:
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, conduct required system analysis (functional & performance), interface definition, and detailed trade studies
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, including managing shifting priorities
Demonstrate the ability to understand how complex issues are affecting project operations and identify and design the formation of innovative solutions from concept through to completion
What You'll Need to Succeed:
Be a strategic thinker who demonstrates good judgment and decisiveness
Excellent communication skills, with the ability to communicate complex information, project status, results, and analysis positively and effectively to both peers and management in various departments
An analytical mindset, with the ability to understand a situation or problem and think critically to make decisions or develop solutions
Adaptable to a dynamic environment and ready to take on new tasks
Things You Must Bring to the Table:
Bachelor's degree in Engineering or related field of study
10+ 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)
Strong 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.)
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
We'll Also Need You To:
Be willing and able to travel up to 25%
Due to ITAR, US Citizenship is required
Work Environment:
This position primarily works in the company office or in a home office. The position is largely sedentary with the majority of the position sitting in a chair and working with a computer. The role uses basic office equipment including a phone, video, computer, keyboard, mouse, and printer.
Iridium 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. EOE of Minorities/Females/Vets/Disability and other protected categories.