System Administrator / Tier II Support

Arcfield•Greenwood Village, CO

23d•Hybrid

About The Position

System Administrator / Tier II Support is a hybrid role that blends technical support for end-users and the administration of IT systems. This position is responsible for ensuring smooth day-to-day operation of IT services, providing frontline technical support to end-users, and managing the organization’s IT infrastructure. The individual will troubleshoot technical issues, perform routine maintenance, and implement system upgrades to ensure optimal performance and security. The ideal candidate is a problem-solver with strong communication skills and a deep understanding of IT operational processes who thrives in a fast-paced environment where they can balance both user support and infrastructure management. The candidate should be able to work independently and/or with minimum guidance.

Requirements

2 to 4 years of experience with BS/BA or 0 to 2 years with MS/MA or 8-10 years of experience with HS.
DoD Approved 8570 - IAT Level II (e.g., Sec+, CISSP, etc.)
Must possess and be able to maintain an active TS/SCI clearance with the ability to obtain a Polygraph.
Ability to work independently
Proficiency with Windows operating systems.
Strong understanding of desktop hardware troubleshooting.
Understanding of information security best practices.
Knowledge of Active Directory, Office administration, and email Exchange systems.
Knowledge of virtualization technologies (e.g., VMware, Hyper-V).
Familiarity with networking protocols (e.g., TCP/IP, DHCP) and hardware (e.g., routers, firewalls, switches).
Exceptional problem-solving, analytical, and multitasking abilities.
Clear and effective written and verbal communication skills, with a service-oriented attitude.
Basic understanding of scripting and automation (PowerShell, Bash, Python).
Experience with Linux systems

Nice To Haves

Experience with Linux system administration.
Experience with Voice over IP phone systems.
Experience with Microsoft On-Premise Software Center Configuration Management

Responsibilities

Serve as a point of contact for IT support requests, responding to incoming inquiries via phone, email, ticketing system, or in person.
Install, configure, and update end-user operating systems, applications, and security software using Microsoft On-Premise Configuration Management
Diagnose and resolve hardware, software, and network-related issues for desktops, laptops, and printers.
Maintain inventory of hardware and software assets.
Provide onboarding support, including setting up and configuring devices, user accounts, and email systems for new employees.
Educate and train end-users on basic technology tasks such as password management, data backup, and software usage.
Document help desk tickets, issue resolutions, and repetitive problems to enable efficient troubleshooting and to inform future preventative measures.
Manage Active Directory, group policies, and user accounts, ensuring appropriate access permissions.
Monitor system performance and ensure high levels of availability and reliability.
Work with internal teams and external vendors to implement new IT initiatives, projects, or solutions.
Plan and apply system upgrades, patches, and firmware updates to maintain compliance and security standards.
Escalate unresolved issues to senior IT staff or vendors when necessary.
Maintain a positive customer-service approach to problem-solving and issue resolution.
Install, configure, and maintain IT infrastructure.
Monitor and respond to security vulnerabilities or incidents, ensuring systems are protected from breaches or cyber threats.