Onsite Mission-Critical IT Systems Administrator

Voyagertechnologiesinc; Colorado; On-site; USD 110,000 - 145,000; Full time

Benefits offered by this job

Flexible Time Off

Medical/Dental/Vision coverage

Gym memberships nationwide

401(k) with 50% match

Wellness programs

Employee assistance resources

Innovative, mission-driven environment

Job summary

Voyager Technologies is seeking a skilled Systems Administrator to manage and maintain our enterprise IT infrastructure reporting to the Director of Infrastructure. This onsite role supports Jefferson, CO and nearby locations with company-wide remote capabilities.

The ideal candidate balances day-to-day operations with long‑term improvements, implementing Microsoft 365, Intune, Okta, Azure, virtualization, and network security. ITAR compliance is required.

Qualifications

• 5–7+ years in a systems administration or IT infrastructure role.
• Proficiency with Microsoft Intune for device enrollment, policy management, and compliance.
• Strong knowledge of Microsoft 365 (Exchange Online, Teams, SharePoint, Defender).
• Experience administering Okta or a comparable identity provider.
• Solid Azure administration skills (Entra ID, resource management, monitoring).
• Experience with virtualization technologies (VMware vSphere, Hyper‑V).
• Fortinet products (FortiGate firewalls, FortiSwitch, FortiClient VPN).
• Networking fundamentals: TCP/IP, DNS, DHCP, VLANs, routing, VPN.
• Active Directory administration: GPO, LDAP, DNS integration, user/group management.
• Windows Server administration (2016/2019/2022) and Linux server administration.

Responsibilities

• Ensure stability, security, and efficiency of systems spanning cloud services, endpoint management, identity, networking, and on‑prem infrastructure.
• Administer Microsoft 365 and Azure environments including user lifecycle, licensing, and service health.
• Manage endpoint configuration and compliance using Intune (MDM/MAM).
• Administer Okta for identity, SSO, and MFA policy enforcement.
• Maintain Windows and Linux servers; support virtualization platforms (VMware/Hyper‑V).
• Monitor and troubleshoot network infrastructure including Fortinet devices; manage AD and GPOs.
• Develop scripts to automate tasks (PowerShell, Bash, Python); maintain runbooks and runbooks.
• Respond to escalated tickets; participate in on‑call rotation.

Skills

Microsoft Intune

Microsoft 365

Okta

Azure Entra ID

VMware vSphere/Hyper‑V

Fortinet FortiGate/Firewalls

Networking (TCP/IP, DNS, DHCP)

Active Directory management

Windows Server administration

Linux server administration

Scripting (PowerShell, Bash, Python)

Tools

Microsoft Intune

Microsoft 365

Okta

Azure (Entra ID)

VMware vSphere/Hyper‑V

Fortinet FortiGate/Firewalls

Job description

Voyager Technologies is seeking a skilled Systems Administrator to manage and maintain our enterprise IT infrastructure reporting to the Director of Infrastructure. This onsite role supports Jefferson, CO and nearby locations with company-wide remote capabilities.

The ideal candidate balances day-to-day operations with long‑term improvements, implementing Microsoft 365, Intune, Okta, Azure, virtualization, and network security. ITAR compliance is required.