Comptroller - VoIP Network Engineer VI

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Are you ready to grow, make a positive impact? If you are seeking to gain knowledge, build your career, and network among goal-oriented professionals, this is the place for you!

Innovation, collaboration, and a commitment to excellence best describes the culture here at the Comptroller's Office. We take pride in the work we do serving as Texas' accountant, tax collector, treasurer, and much more! The Comptroller's office serves virtually every citizen in the state. As Texas¿ chief tax collector, accountant, revenue estimator, treasurer and purchasing manager, the agency is responsible for writing the checks and keeping the books for the multi-billion-dollar business of state government.

Our agency workforce is as diverse as the people of Texas we serve. We value our employees and take very seriously our collective commitment to public service. Personal development opportunities are strongly encouraged through available workshops, teambuilding exercises, and on the job training. We offer flexible scheduling that helps employees maintain a healthy work-life balance., Join the Information Technology team as a Network Specialist VI and help drive the evolution of the agency's enterprise network! In this role, you'll design, implement, and support a wide range of advanced technologies spanning data center, cloud, wireless, firewall, VPN, and voice related systems. You'll actively monitor and troubleshoot complex infrastructure, apply hands on command line expertise, and work with vendors and internal teams to keep services secure, stable, and high performing. If you thrive in fast moving environments, enjoy tackling technical challenges, and love learning new tools and capabilities, this is your chance to make a real impact. Apply today and help the Comptroller's office keep the Texas economy strong.

Work Hours

The position works an eight-hour schedule between 7:00 am and 6:00 pm, 40-hour week, Monday - Friday with occasional work schedule variance as necessary. Occasionally work additional hours. Hours may change based on business need.

Teleworking may be considered if certain working conditions are met. The candidate must have permanent residency within the state of Texas and must be able to meet in-office requirements, which can vary among different sections (i.e. report to office 1 day/month, 3days/week, etc.). Travel reimbursements are not provided for teleworking., * Cisco Certified Network Associate (CCNA), Cisco Certified Network Professional Collaboration (CCNP-COLLAB), Cisco Certified Network Professional (CCNP), Cisco Certified Internetwork Expert (CCIE), Cisco Certified Internetwork Expert Collaboration (CCIE-COLLAB); Cisco Certified Network Professional (CCNP) - Enterprise, Collaboration, or Security concentration

• AWS Certified Advanced Networking Specialty or AWS Certified Solutions Architect (Associate or Professional)
• Zscaler Certified Network Associate (ZCNA) or Zscaler Certified Deployment Technician Administrator (ZDTA)

In this role you will:

Technical / Operational Support

• Administers an enterprise IP telephony call manager platform via both CLI and GUI; performs dial plan management, device provisioning, SIP/H.323 trunk configuration, and software upgrades
• Supports enterprise voicemail, auto-attendant, and emergency responder applications; maintains configurations and performs routine administration
• Troubleshoots complex voice and collaboration issues using platform diagnostic tools, packet capture, and performance monitoring; resolves signaling, quality, and connectivity problems
• Evaluates and documents existing UC configurations, dial plans, and infrastructure to support operational continuity and future planning
• Conducts research on emerging UC platforms and cloud-based communications technologies; evaluates their alignment with agency requirements and provides informed recommendations to support long-term strategic planning
• Maintains and supports QoS configurations across the network to ensure consistent voice and video performance in accordance with established service standards
• Designs and supports cloud provider networking constructs including virtual networks, subnets, route tables, security groups, network access controls, and hybrid connectivity (VPN/dedicated circuit) back to on-premises
• Contributes to the agency's migration of server workloads to cloud infrastructure by supporting network-layer architecture and design decisions for workloads transitioning to cloud-hosted compute and managed services
• Supports the deployment of a cloud-based Security Service Edge (SSE) platform including internet access policy, private access configuration, tunnel health monitoring, and user/group onboarding
• Supports the deployment and administration of cloud-based Security Service Edge (SSE) platforms; coordinates with vendor professional services teams and internal stakeholders as needed
• Provides advanced technical guidance to junior engineers during troubleshooting and configuration activities, ensuring adherence to established best practices and technical standards.

Architectural Support

• Configures, maintains, and troubleshoots enterprise routers and multilayer switches including dynamic routing protocols (EIGRP, BGP), VLANs, spanning tree, QoS, and gateway redundancy
• Administers enterprise firewalls including access control policy, NAT, site-to-site and remote access VPN, and threat inspection
• Executes network change management activities in alignment with agency change control procedures; documents configuration changes and maintains accurate, up-to-date network diagrams
• Supports the network infrastructure that underpins the agency's server virtualization and cloud migration initiatives, ensuring proper connectivity, routing, and performance to meet operational and architectural requirements
• Reviews proposed network or UC architecture changes submitted by junior staff and provides recommendations to ensure compliance with agency standards and best practices.

Administration

• Reviews tool sets regularly for efficiency, cost, and performance.
• Prepares disaster recovery plans and participates in disaster recovery hot site testing.
• Completes cloud networking training aligned to team certification objectives; pursues relevant cloud provider networking certifications
• Assists in establishing and documenting cloud network architecture standards and operational runbooks
• Creates and maintains accurate documentation including network diagrams, SOPs, runbooks, and configuration baselines
• Utilizes the agency's service management platform (ServiceNow) to track and manage incident, changes and service requests in accordance with established processes.
• Contributes to development and review of architecture decisions, documentation, and runbooks, ensuring team members understand and adhere to approved designs.
• Delivers cross training, informal mentoring, and structured knowledge sharing to strengthen team capability.
• Provides advanced technical guidance and direction to junior and mid level engineers in voice, network, cloud, and security domains.
• Serves as a senior technical escalation point for complex issues requiring advanced problem solving skills and architectural judgment.
• Reviews technical deliverables prepared by junior staff and provides recommendations to ensure alignment with agency standards and best practices.

Performs other duties as assigned, including responding to incidents when on-call 24 hours a day during assigned rotation.

Maximize Your Earnings!

• Graduation from an accredited four-year college or university with an associate's degree.
• Six (6) years of full-time work experience supporting network systems and/or communications infrastructure in an enterprise environment.
• Experience supporting the implementation and management of large Infrastructure projects and initiatives.

Preferred Qualifications:

• Graduation from an accredited four-year college or university with a bachelor's degree in information systems, computer science or related field.
• Cisco Unified Call Manager Enterprise
• Session Border Controller (SBC) administration and SIP trunk management
• Enterprise voicemail and auto-attendant system administration
• Cloud-based unified communications or calling platform
• Enterprise routing and switching in a multi-site WAN environment
• Enterprise firewall administration including VPN configuration
• Cloud-based Security Service Edge (SSE) or SASE platform
• Zero Trust Network Access (ZTNA) policy configuration and administration
• Network performance monitoring and capacity management
• Cloud provider networking in a production environment
• Hybrid cloud-to-on-premises connectivity
• Experience with applying NIST and CIS controls to systems.

Substitutions:

One (1) additional year of the full-time minimum experience in complex enterprise network management and administration may substitute for each year (30 semester hours) of the required education with a maximum of 60 semester hours (two years)., An applicant must be eligible to work in the United States to be hired at the Comptroller's office and must remain eligible, without sponsorship or any assurance of financial or other assistance from this agency, during the term of their employment.

3.53.5 out of 5 stars Austin, TX $9,500.00 - $10,166.67 a month - Full-time, Pulled from the full job description

• Travel reimbursement
• On-the-job training
• Retirement plan
• Flexible schedule, At the Comptroller's office, we know potential employees are looking for more than just a paycheck. The agency offers a strong benefits package for you and your family. Insurance, retirement plans, and a flexible work schedule are just the start. See our benefits offering

If you are seeking to gain knowledge, build your career, and network among goal-oriented professionals, this is the place for you!

Important Note to the Candidate:

Salary is contingent upon qualifications. If you are scheduled for an interview and require any reasonable accommodation in our interview process, please inform the hiring representative who calls you to schedule your interview. Whenever possible, please give the hiring representative sufficient time to consider and respond to your request.