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System Administrator - Senior Specialist E4

Radix Metasystems
United Statesfull_timeVerifiedPosted 11 May 2026
💰 $148,000/yr($126,000/yr$148,000/yr)

About the role

Job DetailsLevel: ExperiencedJob Location: Aurora, CO 80011Position Type: Full TimeSalary Range: $126,000.00 - $148,000.00 Salary/yearJob Category: EngineeringWarning: Do not submit any sensitive, proprietary, or classified information in this system (including PII, FOUO/CUI). If your resume includes government program content, ensure all information has been cleared through the appropriate Prepublication Review process.

 

Join Our Team! We seek the best talent and compensate accordingly. Radix is an inclusive workplace that fosters a professional, casual work environment and a leadership structure that enables collaboration and potential for employees to have daily impact on the Company’s success.

Top Reasons Why You Want to Work for Radix as a System Administrator


Small Company Culture
Relaxed Flexible Work Environment
Competitive Wages
Medical, Dental, & Vision Premiums 100% Employer Funded
Short-Term, Long-Term Disability, & Life Premiums 100% Employer Funded
Company Funded Retirement plan of up to 25% of Base Salary
6 weeks of Paid Time Off (PTO)
Professional Development and Educational Benefits


Job Overview

The System Administrator Senior Specialist - Infrastructure Engineer works to design, build, and maintain IT infrastructure and digital networks. Senior Specialists are higher performing engineers that have demonstrated the ability to tackle complex technical challenges with increased efficiency and autonomy.  Senior Specialists are able to formulate innovative solutions and deliver on tasks that might have higher levels of ambiguity.

Essential Duties and Responsibilities: 


Responsible for the administration, maintenance and management of capacity resources for computers at the operating system and infrastructure level 
Builds, configures, troubleshoots and integrates new and existing servers to provide service enhancements, application deployments and infrastructure upgrades
Installs network equipment, servers and storage devices
Sets up administrator and service accounts, maintains system documentation, tunes system performance, installs system-wide software, and allocates mass storage space
Recommends software and hardware enhancements, diagnoses and corrects issues, defines and implements new services with the goal of achieving maximum server uptime and availability for the customers 
Responsible for monitoring performance, system usage 
Contributes towards the Disaster Recovery Plan (DRP), backup systems and disk configurations 
Conducts system analysis and development to keep systems current with changing technologies 


 

Infrastructure Engineering Duties and Responsibilities:


Works with clients to ensure that equipment and networks align with customer goals and objectives
Designs, implements and manages IT infrastructure systems, including servers, networks, storage devices and data centers
Conducts routine maintenance and preventative measures, troubleshoots issues, monitors system performance
Develops and maintains automation scripts to streamline infrastructure management and deployment, as well as scripts to support and develop specific platforms.
Implements security measures such as firewalls, authentication and encryption
Provides training and support to team members
Documents procedures as well as software and hardware inventories


System Administration Duties and Responsibilities:

Operations:


Administers IT operations
Implements IT strategies and infrastructure


Software Support:


Pushes software updates
Applies and manages licenses to ensure compliance
Installs and configures software


Hardware Support:


Manages, Maintains, and Deploys Company Hardware Assets
Sanitizes and dispositions end of life (EOL) company IT equipment


End User Support:


Provides Tier 1-3 end user support
Creates, modifies, deletes, and maintains user accounts and permissions across on-prem, local, and SaaS systems
Conducts IT Onboarding and Offboarding processes for employees


Security and Compliance:


Identifies and mitigates security risks
Works with ISSM/ISSO to harden and maintain systems according to company compliance standards such as NIST 800-171, and CMMC Moderate
Maintains documentation for Change/Configuration Management


Network Support:


Maintains firewall, VPN, network switches, network access points and Wi-Fi passwords
Sets up and maintains cloud computing services


Additional Duties and Responsibilities:


Performs data backups and recoveries
Communicates across company and departments as needed
Sets up new remote office locations as required
Promotes and continuously reinforce the Radix Culture and Values
Other duties as assigned


Competencies: 


Security+ certification (or equivalent)
Sound understanding of computer systems, networks, security, and file systems
Thorough understanding of informatio

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Company

Radix Metasystems

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