Network Engineer III (Aruba, Cisco, Meraki)

C1 Company Overview

C1: 1 Contact, 1 Connection, 1 Choice

C1 is the foremost, single-source provider of advanced communications and data technology for business. That means if it's digital, we connect our customers to it -- from phone systems and hardware to computer networks, application development, managed solutions and more. And we're 100% passionate with designing, implementing, managing and supporting our customers' every need from end to end, so that they can focus on what they do best.

So, when it comes to joining a team of IT and communications technology pros who are empowered to do what they do best, your best choice -- your #1 choice -- is C1.

Overview

The Network Engineer III position provides IT infrastructure engineering for Network and infrastructure upgrades, changes, troubleshooting, relocation and migrations. We are seeking a highly skilled Senior Network Engineer with deep expertise in Aruba networking technologies, including routing, switching, wireless infrastructure, and network access control. This role is responsible for the design, implementation, optimization, and support of enterprise network environments leveraging Aruba solutions across campus, data center, and edge locations.

Responsibilities

• Design, deploy, and maintain enterprise-grade Aruba network infrastructure across routing, switching, and wireless domains
• Configure and support ArubaOS-CX-based switching platforms and Aruba routing/gateway solutions
• Implement and manage Aruba wireless environments using ArubaOS (AOS 8/10) and Aruba Central for cloud-based management
• Lead network architecture initiatives, including high availability, segmentation, and performance optimization
• Administer and optimize Aruba ClearPass Policy Manager for Network Access Control (NAC), including 802.1X authentication, role-based access, and device profiling
• Troubleshoot complex network issues across Layer 2–Layer 7, including wireless RF optimization and client connectivity
• Perform firmware upgrades, patching, and lifecycle management across all Aruba devices
• Collaborate with security teams to enforce network access policies and segmentation strategies
• Maintain documentation for network configurations, diagrams, and operational procedures
• Provide escalation support and mentorship to junior engineers

Qualifications

Required Qualifications:

• Must have extensive knowledge of high performance data center solutions, network infrastructure LAN/WAN, network security, and enterprise wireless infrastructures
• Expert knowledge of Cisco Routers (ISR GEN1/2), Switches (including NEXUS and Catalyst Line), Security Appliance is a strong plus (ASA, ISE, IPS, Prime MARS, NAC).
• Expert knowledge of WAN Circuits, MPLS, EIGRP, OSPF, BGP, RIP, FR/ATM, ACLs, TCP/IP, IPX
• Extensive experience designing, implementing, and troubleshooting VLANs using CISCO equipment, to include intimate knowledge of Spanning Tree Protocol, VLAN Trunking Protocol, inter-VLAN routing, IPV6 and trunking with ISL and 802.1q
• Strong knowledge of VPN IPSec/SSL solutions and hands-on deployment experience
• Knowledge of Load Balancing for Web systems and e-commerce uses
• In-depth knowledge of Cisco IOS, NXOS and other technical configurations
• Experience with monitoring, alerting and management tools such as: Ethereal, Solarwinds, Orion Network Monitor, hp OpenView
• Hands on experience with wired/wireless ISE deployments, ASA, Firepower, AMP, Prime Infrastructure, Security posture assessment, and Security Policy generation is a strong plus
• Nexus experience: 9K, 7K, 5K, 2K, 1K
• Cisco Experience (4507s-vss, 3750s, 2960s, MPLS, VPLS, PSTN, LAN
• Strong customer facing skills
• Ability to work under pressure
• Experience with F5 a plus
• Cisco Certified Systems Engineer (CCIE) in any discipline

• Strong experience with Aruba switching platforms running ArubaOS-CX
• Proficiency with Aruba wireless solutions running ArubaOS (AOS 8.x / AOS 10)
• Experience with Aruba Central for cloud-based network management and monitoring
• Advanced knowledge of routing protocols (OSPF, BGP), VLANs, VRFs, and multicast
• Deep understanding of wireless technologies (802.11ac/ax, RF design, roaming optimization)
• Hands-on experience with Aruba ClearPass Policy Manager (NAC) including:
• 802.1X authentication (EAP-TLS, PEAP)
• Role-based access control (RBAC)
• Guest access and onboarding
• Device profiling and posture assessment

Preferred Aruba Hardware Experience

Switching (Aruba CX Series)

• Aruba CX 6300 Series (access layer)
• Aruba CX 6400 Series (modular campus core/aggregation)
• Aruba CX 8325 / 8360 Series (data center/core switching)

Wireless Access Points

• Aruba AP-515 / AP-535 (Wi-Fi 6)
• Aruba AP-635 (Wi-Fi 6E)
• Aruba AP-565 (outdoor deployments)

Mobility Controllers / Gateways

• Aruba 7200 Series Mobility Controllers
• Aruba 7000 Series Branch Gateways
• Aruba 9000 Series Gateways

Routing / Edge Devices

• Aruba EdgeConnect (SD-WAN, formerly Silver Peak)
• Aruba Branch Gateways for integrated routing and SD-WAN capabilities

Qualifications

• Bachelor’s degree in Computer Science, Information Technology, or related field (or equivalent experience)
• 7+ years of enterprise networking experience
• Aruba certifications preferred (ACMP, ACDP, ACMX)
• Strong analytical, troubleshooting, and documentation skills
• Experience working in large-scale, multi-site enterprise environments

Nice to Have Skills and Experience

• Experience with SD-WAN (Aruba EdgeConnect)
• Integration with security platforms (firewalls, SIEM)
• Automation and scripting (Python, Ansible, REST APIs)
• Familiarity with VMware NSX or cloud networking (AWS/Azure)
• Cisco Certified Systems Engineer (CCIE)
• 10+ years hands on experience in WAN/LAN technologies

Additional Information

C1 BENEFITS* 401(k) Plan (35% employer match per dollar up to 10% employee contribution)

* Medical Coverage (3 platforms: UnitedHealthcare, Reference Based Pricing includes member advocacy; and Kaiser)

* RX Home Delivery

* HSA with Employer Contribution* In-vitro Fertility (treatment coverage)* Dental* Vision (2 plans: 12-month and 24-month frames allowance)* FSA Plans (Healthcare, Dependent Care and Limited Purpose)* Pre-tax Commuter Plans* Employer-paid Life Insurance* Employer-paid Short + Term Disability* Long Term Disability (2 plans: Employer-paid or optional Self-paid)

* Paid Parental Leave (4 weeks at 100%)* Employee Assistance Plan* Voluntary Life Insurance for team member, spouse and child

* Voluntary Accidental Death for team member and spouse* Legal/ID Theft Plans* TeleHealth * Wellness via Omada Health (healthy living solution)* Travel Assistance* Business Travel Accident Coverage

* Medical for foreign travel coverage

* Employer-paid Pet Telehealth* Accident Insurance* Critical Illness Insurance* Hospital Indemnity Insurance* Volunteer Time Off

* 10 Holidays

* Summer Sizzle

* On Demand Pay (Daily Pay)

Work EnvironmentAbility to handle multiple priorities and demands in a fast-paced environment. This job operates in a professional office environment. This role routinely uses standard office equipment such as computers, phones, photocopiers, and filing cabinets.Physical EnvironmentPhysical demands described here are representative of those that must be met by a team member to successfully perform the essential functions of this job. Reasonable accommodations may be made to enable individuals with disabilities to perform the essential functions of this job.Other Duties/ChangesThis job description is not designed to cover or contain a comprehensive listing of all duties, responsibilities or activities that are required of a team member for this job. Duties, responsibilities and activities may change at any time with or without notice. At any point in time, the essential functions and primary duties associated with this position will be the principal, major or most important duties, responsibilities and activities that the employee is expected to perform as determined and directed by C1.

EEO StatementC1 provides equal employment opportunities (EEO) to all team members and applicants for employment opportunities. All qualified applicants will receive consideration for employment, and all team members will be treated with respect to their employment, without regard to race, color, religion, gender, national origin, age, sexual orientation, gender identity, disability or veteran status. For further details, please view the EEO Policy Statement (EEO Policy Statement) and/or the current version of the workplace poster (https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf; https://www.eeoc.gov/poster)

Pay Range

$130,000 - $155,000

Base pay ranges are estimated. Actual base pay will be based on education, experience, location, certifications, skill set, and any other relevant factors. Incentive/variable pay opportunities are in addition to base pay.

E-Verify:  E-Verify

Right to Work:  Right to Work Poster

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