Associate IT Administrator

Astro Digital; Littleton, Northern (CO, KY); Hybrid; USD 75,000 - 100,000; Full time

Job summary

Astro Digital in Littleton, CO is seeking an IT Administrator Associate to support daily operations in a hybrid infrastructure environment. The role emphasizes Microsoft 365 administration, endpoint management, user support, and routine tasks while assisting with networking, cloud services, and security systems.

The ideal candidate is organized, customer-focused, and eager to expand their skills across networking, cloud infrastructure, and systems administration.

Qualifications

• Associate or bachelor’s degree in IT, CS, or equivalent experience.
• 2–5 years IT support or systems administration experience.
• Experience administering Microsoft 365 environments (Commercial & GCC High).
• Familiarity with Windows administration and Active Directory/Entra ID concepts.
• Basic understanding of networking fundamentals including TCP/IP, DNS, VLANs, and VPN technologies.
• Strong troubleshooting, communication, and customer service skills.
• Familiarity with Intune (MDM) and CrowdStrike.
• Certifications such as CompTIA Security+, CCNA, or AWS Practitioner preferred.

Responsibilities

• Administer Microsoft 365 services including user accounts, licensing, groups, SharePoint permissions, Exchange and Entra ID.
• Perform employee onboarding and offboarding activities.
• Provide desktop and endpoint support for Windows and Linux systems.
• Manage IT inventory and maintain documentation.
• Assist with Cisco Firepower Firewall Administration and basic policy changes.
• Support UniFi networking equipment including switches and wireless access points.
• Perform basic cabling, patching, and hardware installations.
• Assist with AWS administration tasks, including EC2 instance management and certificate rotations.
• Support backup and recovery procedures.
• Troubleshoot VPN, network connectivity, and endpoint issues.
• Respond to day-to-day IT requests and service tickets.
• Escalate complex infrastructure and networking issues to senior IT staff.
• Participate in occasional after-hours maintenance activities.

Skills

IT support experience

Windows administration

Active Directory/Entra ID

Microsoft 365 administration

Networking basics

Troubleshooting

Customer service

Scripting (PowerShell, Bash, Python)

Security awareness

Communication skills

Education

Associate or Bachelors degree in IT/CS or equivalent

Tools

Cisco Firepower

UniFi networking

AWS (EC2)

Intune

CrowdStrike

Entra ID

Job description

IT Administrator - Associate (Hybrid Infrastructure Support)

$75,000 – $100,000

Full-Time | Hybrid (4 Days On-Site, 1 Day Remote) | Littleton, CO

Company Overview

Our company designs, builds, and operates advanced small satellite systems that power end-to-end space missions for communications, Earth observation, and scientific exploration. Our technology combines space-based innovation with secure, scalable ground systems, enabling seamless integration between orbit and operations on Earth.

Position Summary

We are seeking an IT Administrator Associate to support our day-to-day IT operations and hybrid infrastructure environment. This role will focus primarily on Microsoft 365 administration, user support, endpoint management, and routine infrastructure tasks while assisting with networking, cloud services, and security systems.

The ideal candidate is organized, customer-focused, and eager to expand their skills across networking, cloud infrastructure, and systems administration. This role works closely with senior IT staff and engineering teams to maintain reliable and secure systems supporting mission-critical satellite operations.

Key Responsibilities

• Administer Microsoft 365 services including user accounts, licensing, groups, SharePoint permissions, Exchange and Entra ID.
• Perform employee onboarding and offboarding activities.
• Provide desktop and endpoint support for Windows and Linux systems.
• Manage IT inventory and maintain documentation.
• Assist with Cisco Firepower Firewall Administration and basic policy changes.
• Support UniFi networking equipment including switches and wireless access points.
• Perform basic cabling, patching, and hardware installations.
• Assist with AWS administration tasks, including EC2 instance management and certificate rotations.
• Support backup and recovery procedures.
• Troubleshoot VPN, network connectivity, and endpoint issues.
• Respond to day-to-day IT requests and service tickets.
• Escalate complex infrastructure and networking issues to senior IT staff.
• Participate in occasional after-hours maintenance activities.

Minimum Qualifications

• Associate or bachelor’s degree in information technology, Computer Science, or equivalent experience.
• 2-5 years of experience in IT support, help desk, or systems administration.
• Experience administering Microsoft 365 environments both Commercial & GCC high.
• Familiarity with Windows administration and Active Directory/Entra ID concepts.
• Basic understanding of networking fundamentals including TCP/IP, DNS, VLANs, and VPN technologies.
• Strong troubleshooting, communication, and customer service skills.
• Ability to prioritize tasks and work independently.
• Familiarity with Intune (MDM) and CrowdStrike
• CompTIA Security +

Preferred Qualifications

• Experience with Microsoft Entra ID, Intune, SharePoint administration, and CrowdStrike.
• Familiarity with Cisco firewalls or networking fundamentals.
• Experience with UniFi networking products.
• Exposure to AWS services such as EC2, Route53, S3, etc...
• Familiarity with VMware ESXi or virtualization platforms.
• Experience with backup solutions such as Veeam.
• Basic scripting experience with PowerShell, Bash, or Python.
• CompTIA A+, Network+, Security+, CCNA, or AWS Cloud Practitioner certifications.

Why Join This Team?

• Work at the intersection of cloud and on-prem infrastructure supporting real-world satellite missions.
• Collaborate with a small, highly capable engineering team where your work has a direct impact.
• Gain hands-on experience with AWS, networking, virtualization, Linux, and security technologies.
• Grow into Systems Administration, Infrastructure Engineering, Cloud Operations, or DevSecOps roles as the organization scales.
• Enjoy a hybrid work environment with four days on-site and one remote day each week.