Sentinel

Network Engineer, Senior

Job ID
2026-5024
Type
Regular FTE
Client & Job Location : Location
US-IL-Downers Grove

Responsibilities

Job Description Banner Option

We are seeking a highly skilled Network Engineer to support a large enterprise customer by delivering secure network design and implementation services across on-premises, data center, and cloud environments. This role is part of a multi-year strategic initiative focused on transforming the organization’s data processing, handling, and warehousing capabilities. The ideal candidate will work closely with project management teams, internal IT departments, and managed services teams to ensure seamless integration, security, and performance of network infrastructure. This is a dynamic role with opportunities to contribute to additional projects as they arise. This is a full-time that can work remotely within the United States and will need occasional on-site support at the Downers Grove, Illinois office.

Qualifications

  • Must have extensive experience with network design and architecture
  • CCIE or PCNSE certifications preferred
  • Must have experience in network engineering with enterprise environments
  • Expertise in internet routing protocols and network security concepts
  • Hands-on experience with Virtual Private Networks (VPNs)
  • In-depth knowledge of firewall configuration, policies, and rule management
  • Solid understanding of DNS (zones, records, and troubleshooting)
  • Experience with SSL and secure communications
  • Experience with Cisco routers and switches
  • Hands-on experience with Palo Alto firewalls
  • Familiarity with F5 load balancers
  • Exposure to OCI (Oracle Cloud Infrastructure) / Oracle databases
  • Excellent communication and customer-facing skills
  • The candidate must have a car, as this position requires travel between location and the transportation of equipment
  • A valid driver’s license and proof of vehicle insurance will be required
  • Legally authorized to work in the US without sponsorship
  • Must demonstrate a “can-do” attitude

 

We focus on candidates that display our “ACE” factor – Attitude, Compassion, and Enthusiasm to deliver quality solutions with exceptional customer service.

 

Compensation: 

$150,000-$170,000 annually

 

What you get:

We offer an energetic work environment with many corporate culture amenities, competitive salary, and rich benefit plan including: Medical, Dental, Vision, 401K, 529, Life Insurance, Income Protection Short and Long-Term Disability, Medical and Child/Elder Care, Flexible Spending Account Plans, Family Planning Benefits, Financial Education, Identity Theft Protection and Assistance, Legal Services, Employee Assistance Program, Two weeks’ vacation, additional paid time-off for Personal and Sick, certification and hands-on training, and employee discount for product services and entertainment.

Overview

MOTIVATED…..make IT happen!

   National Best and Brightest 2025  top workplace 25 

 

Sentinel Technologies, Inc. has been rated a top workplace every year since 2012!

 

About Us:      

Sentinel delivers solutions that can efficiently address a range of IT needs – from security, to communications, to systems & networks, to software applications, to cloud and managed services; all of which include our staffing solutions for our clients. Since 1982, Sentinel has grown from providing technology maintenance services to our current standing as one of the leading IT services and solutions provider in the US. We have aligned with many of today’s global technology leaders including Cisco, Dell, VMware and Microsoft. Sentinel services customers both nationally and internationally with primary support operating centers in Downers Grove (HQ), Chicago, and Springfield, IL; Phoenix, AZ.; Lansing, and Grand Rapids, MI; Milwaukee, WI; and Denver, CO.

 

If you are MOTIVATED… you can make IT happen at Sentinel. Our commitment to our employees is to create a work environment that encourages creativity, an entrepreneurial spirit, fosters growth through certification and hands-on training, and values a team-oriented culture with rewards based on impact!

 

If you share our passion about what technology can do and want to be part of a top workplace environment – we’d like to have you join our team.  Learn more at www.sentinel.com/careers.

 

As part of Sentinel's employment process, candidates will be required to complete a background check. Only those who meet the minimum requirements will be contacted. No phone calls please.

 

Sentinel is proud to be an equal opportunity employer including disability and veterans. In accordance with Title VII and state regulations, all qualified applicants will receive consideration for employment without regard to race, color, religion, age, sex, sexual orientation, gender identity, national origin, marital status, pregnancy, genetics, disability, military, veteran status or any other basis protected by law.

 

If you are an individual with a disability and need assistance in applying for a position, please contact SentinelHR1@sentinel.com.

 

The “Know Your Rights” Poster is available here

 

https://www.eeoc.gov/sites/default/files/2023-06/22-088_EEOC_KnowYourRights6.12ScreenRdr.pdf

 

Sentinel EEO Policy Statement is available here.

 

https://www.sentinel.com/about/diversity

JFNDNP

Options

Sorry the Share function is not working properly at this moment. Please refresh the page and try again later.
Share on your newsfeed

Need help finding the right job?

We can recommend jobs specifically for you! Click here to get started.