Lead Systems Engineer

2 weeks ago

Tempe, Arizona, United States Iridium Satellite Full time

Senior Systems Engineer

Company Overview

Iridium is a pioneering satellite communications organization recognized for its innovative approach and unique capability to provide voice and data connectivity globally. With over two decades of experience, Iridium has been at the forefront of addressing critical communication needs for a diverse range of users, including individuals, businesses, and the expanding Internet of Things.

At Iridium, we appreciate the necessity of maintaining connectivity and the challenges posed by conventional communication systems. Our network is relied upon by first responders, humanitarian organizations, military forces, researchers, and various remote operations, ensuring they remain connected when it matters most. We take our commitment to delivering these vital communications seriously and are proud to offer a dependable lifeline. Iridium is dedicated to fostering an exciting and innovative work environment, encouraging employees to think creatively and collaborate on groundbreaking ideas and solutions. Our talented workforce is passionate about their contributions and the positive impact our organization has worldwide. We promote an empowering and inclusive culture that enables employees to thrive and be their authentic selves.



Position Summary, Job Requirements & Responsibilities

Iridium is in search of a proactive Senior Systems Engineer to become a vital member of our Network Engineering Team. In this capacity, you will serve as the Systems Engineer for various projects at Iridium. Your primary responsibilities will encompass all technical aspects related to the design and management of requirements for assigned initiatives. Success in this role requires extensive experience in Systems Engineering and a comprehensive understanding of both space and terrestrial networks.

Key Responsibilities:

  • Develop and sustain network infrastructure, emphasizing automation and security
  • Oversee and manage 4G/5G Core Network
  • Administer Linux and/or Debian GNU/Linux environments
  • Manage multi-user environment/system operations
  • Define, prepare, and maintain CI/CD architecture
  • Oversee backups and Disaster Recovery processes
  • Prepare and maintain technical documentation
  • Conduct requirements analysis, definition, decomposition, and management for project-based services, performing necessary system analysis (functional & performance), interface definition, and detailed trade studies
  • Support the integration and testing team
  • Coordinate and deliver multiple or complex technical assignments with clear end goals, including managing shifting priorities
  • Demonstrate the ability to comprehend how complex issues impact project operations and design innovative solutions from concept to completion

Qualifications for Success:

  • Exceptional communication skills, capable of conveying information clearly to cross-departmental teams or those unfamiliar with the subject matter
  • An analytical mindset, with the ability to assess situations or problems critically and devise innovative solutions
  • Proactive in providing feedback and sharing knowledge with colleagues
  • Ability to prioritize personal tasks and potentially oversee the tasks of others while ensuring deadlines are met


Experience & Education Requirements / EEO

Essential Qualifications:

  • Bachelor's degree in Engineering or a related field
  • 8+ years of relevant experience in SysOPS and/or DevOps for complex technical projects
  • Experience in engineering and operating a 4G EPC (MME, SGW, PGW, PCRF, HSS, and SCEF)
  • Knowledge of 4G core network call flows
  • Familiarity with network protocols, including but not limited to Diameter, GTP, DNS, SS7/MAP, and HTTP
  • Experience in analyzing and troubleshooting 4G/5G call flows using network diagnostic tools (e.g., Wireshark, IrisView, Netscout)
  • IP network and routing experience
  • Proficiency with Git, CI/CD, containerization, IaC: GitLab, Harbor, Helm, Docker, Kubernetes, Terraform, Ansible
  • Experience with 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
  • Proficiency in coding with Bash and Python

Preferred Qualifications:

  • Experience in engineering and operating a cloud-native 4G/5G Core Network
  • 5G Core Experience (AMF, SMF, UPF, PCF, UDR/UDM, AUSF, and NEF)
  • Experience in engineering and maintaining an SMSC and associated components
  • Experience with implementing and supporting 4G roaming services using an IPX carrier
  • NB-IoT or LTE CAT-M experience

Additional Requirements:

  • Willingness and ability to travel up to 25%
  • Due to ITAR regulations, US Citizenship is required

Work Environment:

This position primarily operates in an office setting or a home office. The role is largely sedentary, involving significant time spent sitting and working on a computer. Basic office equipment, including a phone, video conferencing tools, computer, keyboard, mouse, and printer, will be utilized.

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.

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