Top 1 Unix Systems Administrator Jobs in Mobile, AZ

Network Administrator III
Iridium Satellite, LLC —Chandler, AZ
- $90,000 - $120,000 a year
- Full-time
- Hybrid work
- Computer Science
- Customer service
- 5 years
- Paid parental leave
- Paid holidays

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Network Administrator III

Iridium Satellite, LLC -
Chandler, AZ

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Job Details

Full-time
$90,000 - $120,000 a year

Benefits

Paid parental leave
Paid holidays
Health insurance
Dental insurance
401(k)
Paid time off
Parental leave
Vision insurance

Qualifications

Customer service
IT system monitoring
Equipment troubleshooting
VLAN
Network security appliance implementation
Network routing
Technical troubleshooting support
Network monitoring tools
Network infrastructure management
Cross-functional collaboration
Cross-functional communication
Production troubleshooting
System performance monitoring

Full Job Description

Company Overview

Iridium is an award-winning and innovative satellite communications company with bragging rights to the only network that offers voice and data connectivity anywhere in the world. For over 20 years, Iridium’s unique network and services have supported critical communications needs for individuals, businesses, and the evolving Internet of Things.

At Iridium, we understand the importance of staying connected and the limitations of traditional communications networks. People across the globe, including first responders, humanitarians, global militaries, scientific researchers, and lone workers, as well as ships, aircraft and remote operations all rely on Iridium to stay connected. We take our responsibility for providing these essential communications very seriously and pride ourselves on offering a reliable lifeline when needed. Likewise, Iridium is committed to providing an exciting and innovative workplace, where employees are challenged to think outside the box and collaborate on new, bold ideas and solutions. Our talented teams are passionate about their work and the impact our company makes around the world. Iridium fosters an empowering and inclusive culture that allows employees to genuinely be their best selves. We are looking for others who want to join this truly unique company that celebrates our employees and provides the opportunity to truly make a difference in the world.

What We’re Looking For:

Iridium is seeking a highly motivated and technically skilled Network Administrator III to join our Network Operations team. In this role, you will work alongside a collaborative group of network, firewall, and infrastructure professionals supporting critical enterprise and operational environments. You will help maintain and modernize a complex network and security infrastructure spanning routing, switching, firewalls, remote access, monitoring, and network access control systems.

This position is ideal for someone who enjoys solving challenging technical problems, takes ownership of their work, communicates proactively, and thrives in a fast-paced operations environment. Successful candidates are curious, adaptable, team-oriented, and committed to delivering reliable and secure solutions that support the business.

What You’ll Do:

Maintain, deploy, and support enterprise network and security infrastructure including routing, switching, firewalls, VPN connectivity, and network access control systems
Support technologies including Cisco Catalyst and Nexus platforms, FortiGate firewalls, Cisco ASA firewalls, Cisco ISE, SolarWinds, and related enterprise infrastructure platforms
Perform troubleshooting and root cause analysis across LAN, WAN, datacenter, and remote access environments
Monitor network and security system performance, analyze trends, tune configurations, and ensure overall reliability and availability
Collaborate with cross-functional teams including security, systems, cloud, and application teams to support operational and business initiatives
Participate in network modernization and infrastructure lifecycle projects involving segmentation, remote access, automation, and security enhancements
Research network and security technologies, industry trends, and best practices to support continuous improvement initiatives
Assist in the development and maintenance of technical documentation including network diagrams, implementation plans, standard operating procedures, and operational best practices
Present technical findings, recommendations, and troubleshooting results clearly to both technical and non-technical audiences
Participate in after-hours maintenance activities and provide 24/7 on-call support on an as-needed basis

What You’ll Need to Succeed:

Bachelor’s degree in Computer Science, MIS, Engineering, or related program of study, OR equivalent experience in lieu of degree
5+ years of experience supporting enterprise network and/or security infrastructure
Strong understanding of enterprise networking fundamentals including TCP/IP, routing, switching, VLANs, redundancy, segmentation, and network troubleshooting methodologies
Experience supporting enterprise routing protocols such as OSPF and BGP in production environments
Hands-on experience with enterprise firewall technologies such as Fortinet, Palo Alto, Cisco ASA, or Check Point
Experience working with remote access technologies, VPN solutions, TACACS+, MFA, and/or network access control systems
Familiarity with enterprise monitoring and troubleshooting platforms such as SolarWinds, Wireshark, or equivalent tools
Strong troubleshooting and analytical skills with the ability to independently diagnose and resolve complex technical issues
Strong communication skills with the ability to effectively collaborate across teams and communicate technical concepts clearly
Ability to proactively manage workload, prioritize tasks, and take ownership of issues through resolution
Comfortable working in a fast-paced operational environment with shifting priorities and multiple concurrent initiatives
Strong customer service mindset with a focus on reliability, responsiveness, and teamwork

Things That Would be Great if You Brought to the Table:

Cisco CCNP, Fortinet NSE/FCP, Palo Alto, or equivalent networking/security certifications
Experience supporting 24/7 operational or mission-critical environments
Experience working in datacenter, telecommunications, or highly available enterprise environments
Familiarity with Cisco ISE, TACACS+, MFA integrations, and network access control technologies
Experience supporting Fortinet security platforms and/or Secure Access Service Edge (SASE) technologies
Experience supporting cloud-connected infrastructure and hybrid networking environments
Experience troubleshooting network connectivity issues across both infrastructure and endpoint operating systems including Windows and Linux/UNIX
Strong documentation habits and experience creating operational procedures and implementation plans

We’ll also need you to:

Provide 24/7 on-call assistance as needed to support business operations
Be able to work a hybrid schedule that includes at least 60% of your time (3 days per week) in office
Be able to travel up to 10%
Be able to lift 30 lbs.
Be a U.S. citizen

Work Environment:

This position primarily works in an office setting and is largely sedentary with the majority of the position working with a computer. The role typically requires the use of basic office equipment such as a phone, video, computer, keyboard, mouse, and printer.

We believe in-person connection drives innovation, strengthens mentorship, and builds culture, while flexibility enables employees to do their best work. Under Iridium’s Hybrid Work Policy, employees are expected to work at least three days per week (approximately 60%) in an Iridium office to support collaboration, relationship-building, and professional growth.

Additional Information

This job description outlines the general nature and level of work for this role and is not a comprehensive list of duties, responsibilities, or qualifications. Employees may be assigned additional responsibilities as needed.

Base Pay Range: $90,000 - $120,000 USD

Actual compensation will be determined based on a variety of factors and this range represents an estimate of compensation at the time of posting. Base salary is only one part of our compensation package for this role. You may also be eligible for company stock and annual bonus. Employee benefits also include medical, dental, and vision insurance coverage; 401(k) retirement plan options; paid time off and paid holidays; paid parental leave; and other discounts and perks.

Iridium is an Equal Opportunity Employer, including individuals with disabilities and protected veterans.

Apply Now

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