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Job Details

Network Administrator, Lead - Information Technology (1125)

  2025-11-08     Coconino County, AZ     Flagstaff,AZ  
Description:

Salary: Depends on Qualifications
Location : Flagstaff, AZ
Job Type: Regular Full Time
Job Number: 0804579
Department: Information Technology
Opening Date: 11/05/2025
Closing Date: 11/21/2025 5:00 PM Arizona

Nature of Work

Under general supervision, performs work of considerable difficulty supporting the strategic function and administration of the enterprise network infrastructure. This includes Campus, Datacenter, Remote Sites, Cloud, and third-party network connectivity. Services include VoIP, Switching, Routing, VPN, Firewall, Virtual Networking, Wireless and related systems throughout the County; performs related work as assigned.

Occasional after-hours work may be required to address urgent issues, perform system maintenance, or implement planned upgrades. Establishing and following best practices for user support and system changes is critical to maintaining operational efficiency. This position also requires close collaboration with other Information Technology support teams to ensure seamless integration and effective problem resolution across different technical areas.
Please note: Presently, this position is up to 75% remote work and 25% minimum in office time. When working remotely, 1 hour response time is required for urgent IT matters and is subject to change at any time.

The full range for this position is$76,684.00 - $111,785.00 annually. Starting salary will depend on qualifications. This position is exempt from overtime.

This position will require the successful completion of a Criminal Justice Information Services fingerprint and background clearance within 90 days of employment, this must be maintained throughout employment.
Typical Duties

(Illustrative Only)

  • Oversees the purchase, installation, and maintenance of enterprise infrastructure equipment and/or software
  • Analyzes, administers and maintains voice, video, and/or communication circuits
  • Maintains network devices by applying patches and performing firmware upgrades
  • Maintains network security and ensures compliance with security policies and procedures
  • Configures switches, routers, firewalls, network taps, and cryptographic devices
  • Interfaces with vendors to ensure appropriate resolution during network outages or periods of reduced performance
  • Develops and maintains internal knowledge transfer and network topology documentation
  • Maintains lifecycle asset management of infrastructure hardware, software, warranty, maintenance, and support
  • Participates and may lead in special projects as required
  • Occasional participation in an on-call rotation for support of systems outside of normal business hours
  • Evaluate risk and vulnerability reports
  • Participate in change management meetings
  • Mentor and train network administrators
  • Participate in technical RFPs/RFIs
  • Responsible for Cisco Call Manager enterprise services that may include Emergency Operations Support (Hotline creation, call trees, etc.)
  • Responsible for up-to-date infrastructure documentation of countywide communication circuits and services across the County
  • Interfaces with vendors during special projects requiring professional services
  • Conducts research on network products, services, protocols, and standards to remain well-informed of developments in the network and security industry, technologies, and best practices then provides knowledge-based recommendations to management
  • Maintains and reviews infrastructure contracts with leadership
  • Responds to customer tickets regarding requests and/or issues
  • Participate in disaster recovery administration and routine testing to ensure continuity of services
  • Performs phone set changes/moves/adds/deletes and related programming
  • Participates in cost analysis, department budgeting, short- and long-range planning and development of departmental objectives
  • Other duties as assigned
Essential functions of this position include but are not limited to: walking; working with and around other staff and County employees; dealing with interruptions; repetitive motion (hand-wrist) for keyboarding; vision-acuity (near) for monitoring PC screen data; Color vision necessary for working with color coded cables; hearing and speech (ordinary conversation) for communicating with staff and customers; touch (finger dexterity) for keyboarding; Environmental hazards include electrical hazards associated with working with computers, servers and circuits, and potential for falls from ladders.
Minimum Qualifications

Associate degree in computer science or related field, with four years of increasingly responsible experience in telecommunications and network infrastructure, including two years of lead administration; OR any equivalent combination of education, training and experience which demonstrates the ability to perform the duties of the position.

Additional Requirements: Cisco Certified Network Associate (CCNA) certification or higher. Ability to obtain Cisco Certified Network Professional (CCNP) certification within 18 months of hire date.
PREFERRED QUALIFICATIONS
The Lead Network Administrator will ensure the reliability, security, and efficiency of our data communications network using skills and expertise to deploy, configure, maintain, and monitor all active network equipment, ensuring seamless network operations. Ability to work on and manage a variety of projects while meeting tight deadlines; troubleshoot problems and develop both short- and long-term solutions; to establish and maintain effective working relationships with a variety of individuals and groups including customers in stressful situations; and ability to work collaboratively with IT peers.

The ideal candidate will be an energetic, enthusiastic self-starter with an emphasis on the customer experience. This position will be working to support a 250+ layer2/layer3 environment providing critical services to Coconino County internal/external partners
Knowledge, Skills and Abilities

Thorough knowledge of:
  • Network protocols including TCP/IP, OSPF, BGP, MPLS
  • Overlay technologies like SDN, Vxlan, MPBGP eVPN etc.
  • Cisco/Nexus network equipment including routers, switches, firewalls, firepower, IOS and NXOS operating system
  • Cisco Call Manager configuration, operation, and maintenance
  • Cisco Call Manager migration to cloud PSTN softphone
  • Cisco Identity Services Engine (ISE)
  • Network security practices
  • Principles and practices of project planning and implementation
  • Wireless networking, AnyConnect VPN, Solarwinds, Umbrella
Skill In:
  • Incident management, change management, and knowledge management
  • Basic knowledge of risk management practices
  • Cyber and privacy requirements to protect the confidentiality, integrity, and availability of enterprise assets
  • Working with third-party vendors; managing contracts and procurement processes
  • Visio diagrams and asset management
Ability to:
  • Effectively manage and switch between competing tasks, aligning individual efforts with the team's priorities
  • Maintain focus and ensure timely progress without sacrificing quality
  • Keep managers and co-workers apprised of task status, collaborating, and communicating transparently where appropriate
  • Engage proactively with peers, department members, and any relevant stakeholders to ensure alignment and understanding
  • Foster a cooperative and transparent work environment
  • Provide timely responses to inquiries and requests, recognizing the importance of prompt and attentive communication in achieving team goals
  • Follow written and verbal instructions
  • Work safely and support the culture of workplace safety
  • Establish and maintain effective working relationships with employees, management, other agencies and the public
Coconino County is an Equal Opportunity Employer.

AmeriCorps, Peace Corps and other national service alumni are encouraged to apply.
Employee Benefits

Coconino County offers a comprehensive employee benefits
package to regular employees working 30 or more hours per week that includes:

(Regular Part Time employees receive some benefits on a pro-rated basis. Temporary and Seasonal employees do not receive benefits. Elected officials are not eligible for vacation and sick leave.)
  • Vacation/Annual Leave
  • Sick Leave
  • 10 Holidays Per Year
  • Health Care Insurance
  • Dental Plan
  • Vision Plan
  • Group Life Insurance
  • Pre-Tax Deduction Plan
  • Sick Leave Conversion Plan
  • Personal Day Purchase Program
  • Vacation Sell Back Program
  • Tuition Reimbursement Program
  • Wellness Program
  • Long-Term Disability
  • Arizona State Retirement System
  • Employee Assistance Program
  • On-going Training Opportunities
  • Free bus transportation/ EcoPass bus pass
Elective Coverage
  • Dependent Medical, Dental, and Vision
  • Supplemental Life (for employees & dependents)
  • Flexible Spending Account
  • Health Savings Account
  • Tax-deferred investment program
  • Accidental and Disability Insurance
  • Short Term Disability

01

Please describe your experience administering an enterprise network infrastructure. Please include how many layer2 / layer3 network devices the environment consisted of?
02

What network monitoring tools have you used in a production environment to ensure uptime?
03

How many years of experience do you have with Cisco Identity Services Engine (ISE) and/or certificate-based authentication?
04

Please share your experience in implementing, configuring and administering MPLS infrastructure.
Required Question


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