Network Administrator

Job Description Summary:
 

Salary: $71,884.80 - $107,827.20 annually

The Network Administrator works within the Information Services Infrastructure team, providing network support and administration for the District’s mission-critical LAN, WAN, firewall, IP-telephony, wireless, cloud, SCADA/ICS, IoT, and public safety environments.

In addition to enterprise networking, this position supports an extensive modern microwave network connecting not just offices, but also vital infrastructure such as lakes, pump stations, wetlands, raw water pipelines, gates, spillways, recreation areas, and public safety facilities. If you enjoy blending modern technology with meaningful real-world impact, and like the idea of supporting one of the largest water supply and flood control districts in Texas, this role offers a unique chance to make a difference for the growing Dallas–Fort Worth metroplex.

Job Description

 

Essential Functions and Responsibilities:

The duties listed below are intended only as illustrations of the various types of work that may be performed. The omission of specific statements of duties does not exclude them from the position if the work is similar, related, or a logical assignment to this position.

• Administrate the District's enterprise network, with an emphasis on routers, switches, firewalls, wireless, IP telephony, and security appliances.
• Monitor and review network and security logs; ensure compliance with District security and regulatory standards.
• Troubleshoot, isolate, and resolve network/user issues; escalate complex problems as appropriate.
• Coordinate with SCADA/OT staff, Engineering, Public Safety, and Emergency Management personnel on scheduled and unscheduled maintenance or outages.
• Assist with troubleshooting and repair of microwave links, ensuring resilience across remote water and flood infrastructure.
• Manage network monitoring platforms and 3rd-party systems for UPS units, PDUs, and environmental controls.
• Develop documentation, procedures, and standards for network operations.
• Participate in process improvements, automation, and innovation initiatives.
• Coordinate with IS staff and business units to ensure reliability, availability, and scalability of IT systems.
• Manage contractors and vendors as needed.
• Travel between TRWD facilities is required.
• Availability to respond to 24/7 operations for critical issues. 
• Maintain familiarity with strategic District levels of service
• Continuous improvement monitoring and innovation efforts
• Perform other duties as required

Required Experience:

• Three plus (3+) years of enterprise networking experience (LAN/WAN, firewalls, wireless, VPN, microwave)
• Working knowledge of:
  • Structured cabling (Cat 5/6, fiber optics, etc)
  • Network fundamentals (switching, routing, dot1x, firewalling)
  • Cisco IP Telephony or other UC platforms (Teams/WebEx/Zoom)
  • Wireless and microwave technologies
  • Overlay technologies (SDWAN, VXLAN, LISP)
• Strong understanding of routing protocols (EIGRP, OSPF, BGP), application layer (DNS, DHCP, NTP, HTTP, SIP, SMTP, SNMP, SSH, TLS/SSL), transport layer (UDP/TCP), and internet/link layer (ICMP, IPsec, ARP)
• Knowledge of data security administration, firewalls, IDS/IPS, and regulatory frameworks (e.g., NIST, CIS, ISA-62443)
• Strong problem-solving, documentation, and communication skills
• Ability to plan, organize, and prioritize work to meet deadlines
• Demonstrated ability to communicate technical concepts to non-technical staff

Desired Experience:

• Experience with Azure infrastructure services or AWS desired

Required Education/Certification/License:

• Associates degree in a related field, or equivalent work experience in enterprise network administration
• Valid Texas driver’s license
• Cisco CCNA (Cisco Certified Network Associate) certification, or ability to obtain within one (1) year of hire
• Must pass a Texas DPS/FBI Criminal Justice Information Services (CJIS) criminal history background check and maintain CJIS eligibility

Desired Education/Certification/License:       

• Higher-level certifications such as CCNP, Azure, or security certifications desired.

Success Factors/Job Competencies:

• Strong documentation and compliance skills
• Ability to create and follow policies, procedures, and standards
• Excellent problem-solving and strategic thinking abilities
• Strong organizational and multi-tasking skills
• Self-motivated, with ability to learn new technologies quickly
• Effective collaborator and strong team player
• Demonstrated accountability and solution-oriented work approach

Physical Demands and Work Environment

 

The physical demands and work environment characteristics described here are representative of those that must be met by an employee to successfully perform the essential functions of the job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions.

• Physical demands: While performing duties of job, employee is occasionally required to stand; walk; sit; use hand to finger, handle, or feel objects, tools, or controls; reach with hands and arms; balance; stoop; talk and hear.  Must not be afraid of heights.  Must be able to drive necessary distances when required.  Employees must occasionally lift and/or move up to 50 pounds. Specific vision abilities required by the job include close vision, distance vision, color vision, peripheral vision, depth perception, and the ability to adjust focus.
• Work environment: While performing the duties of this job, the employee will work both in office/cubicle settings and fieldwork that will expose the employee to weather conditions prevalent at the time at various facilities such as lakes, pump stations, and pipelines.