Senior Network Engineer

HCLTech; Downers Grove (IL); On-site; USD 100,000 - 130,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision insurance

401(k) retirement plan

Paid time off

Job summary

A global technology firm in Downers Grove, Illinois is seeking an experienced networking professional with over 8 years of experience. The role involves supporting LANs, WANs, and wireless networks while ensuring smooth operation and performance. Candidates should have strong Cisco knowledge and experience with various network tools. Benefits include comprehensive insurance, a 401(k) plan, and paid time off. The position may allow for performance-based bonuses.

Qualifications

• Above 8+ years of experience in networking.
• Relevant: 6+ years of hands-on experience in managing a medium/large environment.
• Experience with SDN (AWS or Azure) is advantageous.

Responsibilities

• Support LANs, WANs, and wireless networks.
• Monitor network performance and troubleshoot issues.
• Upgrade networks by coordinating with vendors.

Skills

Excellent communication skills

Customer-handling skills

Ability to handle high-pressure situations

Education

CCIE

CCNP

Aruba Wireless

Tools

Cisco L3 & L2 Switches

SolarWinds

HP NNM-i

Splunk

E-Health

F5 Big-IP LTM/GTM

Citrix NetScaler

Job description

Responsibilities

• Support the company’s LANs, WANs, and wireless networks, including routers, hubs, switches, AP, WLC
• Configure networks to ensure their smooth and reliable operation for fulfilling business objectives and processes
• Perform root cause analysis
• Monitor network performance and troubleshoot problem areas as needed
• Define processes and ensure that the processes are adhered to
• Oversee and ensure the successful completion of installation, configuration and migration
• Upgrade network by coordinating with vendors; developing, testing, evaluating, and installing enhancements
• Ensure maximum uptime according to the SLA
• Understanding of multi‑geo support environment
• Responsible for building / maintaining a test environment
• Improve and maintain customer and employee satisfaction
• Suggest new technologies and design changes
• Monitor and maintain SLA requirements by the team members
• Conduct testing, auditing, and process reviews as required from time to time
• Identify skill gaps and plan for training / knowledge updating

Technical Requirements

• Cisco L3 & L2 Switches
• Experience with C2960, 3560, 3850, C9300, C9200, C9500
• Experience with Cisco Nexus 9K/7K/5K/2K Series switches
• Understand Meraki Wireless thoroughly
• Expert on Routing Protocols BGP, OSPF, EIGRP
• Expert on Cisco ASA FW (5505, 5515), FPR all models
• Understand SDWAN – Silverpeak
• Expert on Cisco IOS & IOS‑XE Software and NX‑OS Software
• Knowledge of advanced switching concepts would be advantageous
• Wireless LAN technologies – Cisco and Aruba or Extreme
• Excellent hands‑on experience configuring IPSec tunnels (site‑to‑site and remote)
• Network management tools – SolarWinds, HP NNM‑i, Splunk, E‑Health
• Application load balancers (F5 Big‑IP LTM/GTM or Citrix NetScaler)

Soft Skills

• Excellent communication and conversation skills (verbal and written)
• Excellent customer‑handling skills
• Ability to handle high‑pressure situations
• High level of acceptance
• Can drive HCL’s value and its methodology

Other Skills / Experience

• Experience with SDN (AWS or Azure) will be an added advantage

Years of Experience

• Above 8+ years of experience
• Relevant: 6+ years of hands‑on experience and proficiency in managing and maintaining a medium/large environment

Certification Requirements

• CCIE, CCNP, Aruba Wireless

Equal Opportunity Employer

HCL is an equal opportunity employer, committed to providing equal employment opportunities to all applicants and employees regardless of race, religion, sex, color, age, national origin, pregnancy, sexual orientation, physical disability or genetic information, military or veteran status, or any other protected classification, in accordance with federal, state, and/or local law. If any applicant has concerns about discrimination in the hiring process, they should provide a detailed report of those concerns to [e-mail] for investigation.

Benefits

Pay for this role will depend on skills, experience, education, and other factors permitted by law. The role may also be eligible for performance‑based bonuses subject to company policies. Benefits include medical, dental, vision, pharmacy, life, accidental death & dismemberment, and disability insurance; employee assistance program; 401(k) retirement plan; 10 days of paid time off per year (some positions may be eligible for need‑based leave with no designated number of leave days per year); and 10 paid holidays per year.