L3 Network Engineer (Aruba)

Noblesoft Technologies
Dallas, TX, United States
2 days ago
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Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Experience level
Expert
Compensation
$100,000.0 - $140,000.0
Working hours
Regular working hours

Tech stack

IEEE 802.1X Link Aggregation (Ethernet) Agile Methodology Spanning Tree Protocols Software Bug Management Configuration Management Software Design Documents Enhanced Interior Gateway Routing Protocol Firmware Python (Programming Language) Network Diagrams Network Monitoring
+8 more
Open Shortest Path First (OSPF) Ansible Virtual Local Area Networks ARUBA SolarWinds (Software) Npm(Software) Routing & Switching Software Version Control

Job description

Monitoring & Incident Management

  • Monitor Aruba network health (switches, WLCs, APs) via Aruba Central / AirWave and SolarWinds NPM/NCM
  • Triage, diagnose, and resolve L1/L2 incidents within defined SLA timelines; escalate P1/P2 issues per the escalation matrix
  • Participate in bridge calls for major incidents and provide timely RCA documentation

Change & Configuration Management

  • Execute approved changes (firmware upgrades, VLAN/SSID changes, ACL updates, config pushes) through the change control process
  • Maintain configuration backups, version control, and standardization using SolarWinds NCM or equivalent

Wireless & Wired Support

  • Manage SSID provisioning, RF troubleshooting, and Aruba Central/AirWave administration
  • Support ArubaOS-CX switch provisioning, VLANs, LACP, spanning tree, and interface level diagnostics
  • Support ClearPass-based NAC, guest onboarding, and 802.1X troubleshooting

Reporting

  • Maintain runbooks, SOPs, and network diagrams; generate SLA compliance and health check reports
  • Contribute inputs to Monthly/Quarterly Operational Reviews (MOR/QBR)

Planning & Design

  • Conduct site surveys and validate Aruba wireless/wired design against Low-Level Design (LLD) specifications
  • Support Bill of Materials (BoM) validation and hardware procurement coordination with vendors/OEM

Implementation

  • Stage, configure, and deploy Aruba switches, APs, and controllers for new site rollouts or refresh projects
  • Execute migration/cutover activities (e.g., legacy vendor to Aruba, firmware/version upgrades across multiple sites) within approved maintenance windows
  • Prepare and follow Method of Procedure (MOP) documents, rollback plans, and test/UAT checklists

Transition & Closure

  • Support post-go-live hypercare, defect triage, and knowledge transfer to the BAU

support team * Deliver as-built documentation, project closure reports, and lessons-learned inputs

  • Coordinate with Project Managers on status updates, risks, and timeline dependencies

Requirements

  • Hands-on experience with ArubaOS-CX switches, ArubaOS (Instant AP / Controller based), Aruba Central, AirWave, and ClearPass
  • Solid grounding in routing & switching fundamentals (VLAN, STP, LACP; basic OSPF/EIGRP)
  • Wireless fundamentals: 802.11 a/b/g/n/ac/ax, RF planning and site survey basics
  • Working knowledge of network monitoring platforms (SolarWinds NPM/NCM preferred)
  • ITIL-aligned Incident/Problem/Change management, plus familiarity with project delivery methodology (Waterfall/Agile basics)
  • Experience preparing MOPs, test plans, and as-built documentation
  • Exposure to automation/scripting (Python, Ansible) for config deployment and reporting is an advantage

Certifications (Preferred)

  • Aruba Certified Switching Associate/Professional (ACSA/ACSP)
  • Aruba Certified Mobility Associate/Professional (ACMA/ACMP)
  • Aruba Certified ClearPass Associate (ACCA)
  • ITIL Foundation
  • PMP / CAPM or equivalent project fundamentals exposure optional
  • CCNA (general networking baseline) optional

Soft Skills

  • Ability to context-switch between reactive BAU firefighting and structured, milestone driven project work
  • Clear, structured communication for both customer-facing incident updates and project status reporting
  • Composure under pressure during major/P1 incidents and tight project cutover windows
  • Ownership mindset with strong follow-through on RCA, permanent fixes, and project deliverables
  • Willingness to work rotational shifts and occasional extended hours during go lives/cutovers

Benefits & conditions

  • $80,000-110,000 per year

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