Network Operations Senior Manager

Maricopa County; Phoenix (AZ); Hybrid; USD 123,000 - 188,000; Full time

Benefits offered by this job

Tuition reimbursement

Comprehensive health benefits

Work-life balance with hybrid schedule

Growth opportunities

Job summary

Maricopa County's Office of Enterprise Technology seeks a Data Networking Senior Manager to oversee reliable, secure, and scalable enterprise data networks across data centers, Internet edge, WAN/SD-WAN, and campus networks. You will lead engineering, lifecycle planning, and continuous improvement with measurable outcomes.

The ideal candidate has strong architectural judgment, leadership experience, and hands-on knowledge of BGP/OSPF, QoS, and Cisco ecosystems.

Qualifications

• Six years of experience related to network engineering/operations.
• Two years of supervisory or management experience.
• Bachelor's degree in Computer Science or related field, or equivalent experience.
• Experience leading enterprise network engineering in large, complex environments.

Responsibilities

• Own the availability, performance, capacity, reliability, security, scalability, cost-effectiveness, and supportability of the enterprise network.
• Lead day-to-day operations, engineering, lifecycle planning, and continuous improvement with service metrics.
• Lead major incidents, perform root-cause analysis, and implement corrective actions.
• Manage network projects and programs with defined scope, milestones, and budgets.

Skills

Enterprise networking

Routing & Switching

WAN/SD-WAN

Incident leadership

Automation (Python/Ansible)

ITIL processes

Staff leadership

Vendor management

Cisco devices

Education

Bachelor's degree in CS or related

Tools

Cisco Catalyst/Nexus/ACI

Job description

Posting Date10/16/26Application Deadline10/26/26Pay Range$122,500.00 - $187,500.00 annuallySalary offers are based on the candidate's equivalent experience and internal equity with other employees within the same job classification. This position is not eligible for overtime compensation.Job TypeUnclassifiedDepartmentEnterprise TechnologyAbout the PositionThe Data Networking Senior Manager is accountable for the reliable, secure, scalable, and cost-effective operation of the enterprise data network. The role leads the teams responsible for day-to-day management, engineering, lifecycle planning, and continuous improvement of Data Center Core, Internet Edge, cloud connectivity, WAN/SD-WAN, campus LAN, wireless, and associated network management platforms. The manager must combine strong people leadership with sufficient technical depth to challenge designs, validate operational decisions, lead major incidents, and ensure engineering work is deliberate, documented, and measurable.About UsAre you seeking a career in a dynamic organization that embraces a can-do spirit? Look no further than the Maricopa County Office of Enterprise Technology!Our team prides itself on leveraging technology to create digital transformations. We look for ways to bring about innovative solutions while providing top-notch customer service. Apply today and become part of the team that makes a lasting impact on Maricopa County's future of technology!Proud to OfferWork with a greater purposeTuition reimbursementExceptional work-life balance, with hybrid and alternative work schedule optionsOpportunities for growth and development within Maricopa CountyLow-cost, high-value healthcare for you and your qualifying dependentsChild care benefits, including access to our on-site center, Maricopa County Kids Club , dedicated to serving Maricopa County familiesPaid vacation, sick time, and parental leaveExtensive wellness program, including an incentiveEnrollment in the Arizona State Retirement System, a defined retirement benefit requiring a 11.98% monthly contribution rate that includes a 100% employer match on Day 1Want to learn more about the County’s Qualifying and Compensation Philosophy? Follow this link to learn more! Work With Us | Maricopa County, AZWe RequireSix years of experience related to area of assignmentTwo years of supervisory or management experienceBachelors degree in Computer Science or relatedA combination of post-secondary education and/or job-related experience may substitute for the required experience on a year-for-year basis.We Also ValueSignificant experience leading enterprise network engineering and operations in a large, complex environment.Strong working knowledge of enterprise routing and switching, including BGP, OSPF, VLANs, segmentation, high availability, QoS, and troubleshooting methodology.Practical leadership experience with Cisco Catalyst, Nexus, ACI, enterprise wireless, and network-management/observability platforms.Experience operating WAN/SD-WAN, Internet edge services, carrier connectivity, VPN technologies, and resilient cloud connectivity.Experience with ITIL-aligned incident, problem, change, service request, configuration, and continual-improvement practices.Demonstrated ability to lead major incidents, drive root-cause analysis, and implement sustainable corrective actions.Experience managing technical staff, senior/principal engineers, vendors, budgets, service providers, and lifecycle programs.Ability to review architectures and implementation plans at a level sufficient to identify risk, challenge assumptions, and ensure supportability.Knowledge of automation and API-driven network operations (for example Python, Ansible, REST APIs) is strongly preferred.Cisco professional-level certification or equivalent demonstrated expertise is preferred; expert-level certification is desirable but not required.Job ContributionsEnterprise Network Operations & Service OwnershipOwn the availability, performance, capacity, reliability, security, scalability, cost-effectiveness, and supportability of the enterprise network across data centers, Internet services, cloud connectivity, WAN/SD-WAN, campus LAN, wireless, and supporting network-management platforms. Lead day-to-day operations, engineering, lifecycle planning, and continuous improvement while using service metrics and trend data to identify risk, improve reliability, and ensure engineering work is deliberate, documented, and measurable.Leadership, Staff Development & AccountabilityLead, coach, and develop engineering staff; establish clear accountability and measurable ownership; delegate effectively; build succession depth; and support certification and technical growth. Create a culture of preparation, engineering discipline, documentation, follow-through, and early identification of operational and technical risks.Operational Excellence & Performance ManagementEstablish operating standards for monitoring, incident response, problem management, change control, service requests, maintenance, configuration management, documentation, and vendor escalation. Maintain and review operational metrics related to availability, incidents, problems, changes, network performance, lifecycle risk, monitoring, documentation, workload, vendors, and project delivery, and use trend data to drive root cause analysis and corrective action.Major Incident LeadershipServe as senior operational leader for critical network incidents, ensuring rapid triage, clear ownership, effective escalation, disciplined communication, service restoration, and post-incident review. Drive root-cause analysis and documented corrective actions while distinguishing immediate restoration needs from longer-term architectural or operational corrections.Project & Program ManagementManage network projects and programs using defined scope, milestones, task ownership, dependencies, schedules, budgets, risks, and acceptance criteria. Establish realistic delivery plans, hold project owners accountable, identify schedule or budget variance early, provide concise leadership reporting, and ensure projects are completed with required documentation and operational handoff.Data Center & Core NetworkingProvide leadership for Cisco data center networking, including ACI/Nexus environments, core routing and switching, segmentation, redundancy, high availability, inter-data-center connectivity, and integration with compute, storage, firewall, and virtualization platforms. Review designs and implementation plans to identify risk and ensure resiliency, capacity, and supportability.Engineering GovernanceRequire peer review, implementation planning, rollback planning, validation, and documentation for material network changes. Review architectures and implementation plans, challenge incomplete analysis and undocumented assumptions, and ensure high-risk changes are appropriately tested, validated, supportable, and documented.Documentation, Standards & Configuration ManagementEnsure current network diagrams, standards, runbooks, IP/VLAN documentation, configuration standards, support procedures, escalation paths, inventory records, CMDB information, and recovery procedures are maintained and auditable. Require documentation to be updated following major changes and address identified documentation or configuration-management gaps.Internet & Cloud ConnectivityMaintain highly reliable Internet connectivity and cloud network access. Oversee BGP/ECMP design, DDoS readiness, edge resiliency, routing policy, public/private addressing, NAT where applicable, carrier diversity, and cloud connectivity to platforms such as Azure and AWS.WAN / SD-WAN ServicesLead WAN and SD-WAN services, including branch connectivity, routing, path diversity, failover, carrier coordination, broadband/Internet backup services, and performance management across critical sites. Monitor route and tunnel stability, latency, packet loss, utilization, capacity, and failover performance and ensure corrective action is taken when needed.LAN & Wireless ServicesEnsure stable, secure, and supportable campus switching and enterprise wireless services, including access/distribution architectures, WLAN controllers, access points, segmentation, QoS, authentication dependencies, and capacity planning. Monitor wireless health, utilization, capacity, and service performance and address recurring operational concerns.Lifecycle & Technical Debt ManagementMaintain hardware and software lifecycle plans, code currency, vendor defect awareness, vulnerability coordination, end-of-support/end-of-life tracking, refresh roadmaps, and technical-debt reduction plans. Drive standardization and automation where they reduce operational risk and manual effort.Vendor & Carrier ManagementHold carriers, OEMs, managed-service providers, and integrators accountable for service performance, incident ownership, contractual obligations, escalation, SLA attainment, and completion of corrective actions. Address recurring provider issues and ensure appropriate ownership through resolution.Budget & Resource PlanningDevelop resource, maintenance, lifecycle, and project forecasts and manage operating and capital expenditures within approved budgets. Identify budget variance early and seek opportunities to simplify services, reduce cost, improve reliability, and align resources with operational and project needs.Cross-Functional Partnership & Leadership CommunicationPartner with Network Security, Compute, Storage, Cloud, Telecommunications, Security/GRC, application teams, service management, and business stakeholders to deliver integrated enterprise services. Coordinate dependencies, risks, and operational handoffs and translate complex technical conditions into concise risk, impact, and decision statements for leadership.Other Job Duties as assigned.Working ConditionsExerting up to 10 lbs. occasionally or negligible weights frequently; sitting most of the timePosition is typically office or administrative work and is not substantially exposed to adverse environmental conditions.Selection ProcedureConsideration will only be given to candidates who submit online applicationsCandidates will be contacted primarily through email and their Workday online application profileMust pass a pre-employment background and/or fingerprint investigation as required by statute or policy, including drug and alcohol testing requirements for positions designated as safety-sensitiveMaricopa County is an equal opportunity employer and is committed to providing equal employment opportunities to all applicants. If you require a reasonable accommodation during the application process or to perform the essential functions of the position under the Americans with Disabilities Act (ADA), please contact [e-mail] to initiate the interactive process.