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System Administrator

Job DescriptionJob Description

Job Title: Systems Administrator

Job Purpose

The Systems Administrator provides advanced technical support and infrastructure management to ensure timely, effective resolution of service requests. This role mentors Tier 1 Service Specialists, handles escalated incidents, and engineers solutions across on-premise and cloud environments. The ideal candidate communicates clearly with clients, documents thoroughly, and actively expands their technical skills through continuous learning and certifications.

Duties and Responsibilities

Tier 1 Support & Mentorship

  • Provide advanced technical support and mentorship to Tier 1 Service Specialists, fostering a collaborative team environment.
  • Triage and resolve escalated tickets, thoroughly diagnosing complex technical issues and implementing effective solutions.

Technical Support & Systems Engineering

  • Deliver hands-on support for core business applications, virtual environments (Microsoft Hyper-V, Parallels, VMware), and network infrastructure (WAN/LAN, switches, routers, firewalls).
  • Support Microsoft technologies: Windows Server, Exchange, SQL Server, SharePoint, and Microsoft 365.
  • Engineer and deploy system solutions tailored to client needs.
  • Perform hands-on work in data center environments, including racking and stacking network equipment, patching fiber and copper cabling, and troubleshooting physical layer connectivity.

Client Communication & Service Delivery

  • Maintain clear, professional communication with clients regarding incident status, planned changes, and scheduled maintenance.
  • Resolve issues efficiently while ensuring a positive client experience.

Documentation & Consulting

  • Document system configurations, changes, and troubleshooting steps to maintain accurate, accessible records.
  • Conduct system reviews and provide recommendations to improve performance, reliability, and security.

Disaster Recovery & Security

  • Implement and support disaster recovery solutions to protect data integrity and business continuity.
  • Maintain network security through firewalls, VPNs, and access controls.

Continuous Improvement

  • Stay current with emerging technologies and industry best practices.
  • Pursue relevant certifications to advance technical competency.

Required Qualifications

Experience & Education

  • High school diploma or GED required.
  • 2–4 years of hands-on experience in technical support, systems administration, or a related role.

Certifications

  • CompTIA A+ or a Microsoft Certified Fundamentals certification (e.g., MS-900, AZ-900).
  • Within one year of hire, obtain one of the following associate-level certifications (training provided):
    • Microsoft Associate (e.g., AZ-801, AZ-104)
    • CompTIA Network+
    • IT Glue Certified Professional Level 1
    • SonicWALL SNSA
    • Fortinet FCA
    • Cisco CCST
    • VMware VCTA
    • Other comparable vendor or industry associate-level certifications will be considered.

Technical Skills

  • Proficient in diagnosing and resolving issues across workstations, servers, networks, and applications.
  • Experience with virtualization technologies and remote access solutions (VPN, Terminal Services / Remote Desktop).
  • Familiarity with IT service management (ITSM) principles and support tools.
  • Comfortable working in enterprise data centers and IDF/MDF closets; experienced with Cisco IOS/CLI for switch configuration, VLAN management, trunking, and basic routing troubleshooting.

Core Competencies

  • Excellent customer service and communication skills, with a focus on active listening and empathy.
  • Strong problem-solving ability and attention to detail.
  • Comfortable working in a fast-paced environment with multiple competing priorities.
  • Self-motivated with a demonstrated commitment to learning and growth.

Qualifications

  • Bachelor's degree in Computer Science, Information Technology, or a related field.
  • Familiarity with VoIP phone systems and basic troubleshooting.
  • ITIL 4 Foundation certification.
  • Cisco CCNA or equivalent hands-on Cisco experience including Catalyst and Nexus platforms.

Performance Expectations

  • Meet or exceed key service desk metrics, including:
    • Response time (acknowledgment and first response)
    • Mean Time to Resolution (MTTR)
    • Utilization and efficiency targets
    • Customer satisfaction (CSAT) scores
  • Maintain accurate, thorough ticket documentation to enable seamless collaboration with Tier 2/3 teams.
  • Maintain required PII/data-protection training scores.
  • Provide consistent, professional communication with clients and internal stakeholders.

Working Conditions

  • 40-hour work week; on-site, remote, or hybrid as business needs require.
  • Flexibility to work varied shifts and provide on-call coverage as needed.
  • Occasional travel may be required for on-site client support.

Physical Requirements

  • Sitting for extended periods.
  • Dexterity of hands and fingers to operate a computer keyboard, mouse, and other computer components.
  • Ability to stand, bend, and work on ladders for extended periods in data center and server-room environments.
  • Comfortable working in cold-aisle, loud environments and lifting equipment up to 50 lbs.

Direct Reports

  • None

System Administrator

Phoenix, AZ
Full time

Published on 06/18/2026

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