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Senior Systems Engineer

Sentinel Technologies

On-site
Cicero, IL
Contract
Senior
$100k–$119kPosted 15m ago

Real job — pulled straight from Sentinel Technologies’s careers page · Verified September 27, 2026 · No reposts.

Job description

Sentinel Technologies is hiring a Senior Systems Engineer — a contract, based in Cicero, IL role ($100k–$119k). Apply directly on Sentinel Technologies's careers page below.

Senior Systems Engineer (VMware & Microsoft Infrastructure)

Location: Cicero, IL, US

Employment Type: OTHER

Responsibilities

We are seeking a Senior Systems Engineer with deep expertise in VMware infrastructure technologies to serve as the organization's onsite technical subject matter expert for VMware, Active Directory, Microsoft 365, Entra ID, and Intune environments.

 

This individual will play a critical role in the administration, optimization, and modernization of the organization's VMware infrastructure while helping establish long-term architecture, standards, governance, and best practices. The ideal candidate is not only a strong systems administrator, but also someone who understands infrastructure architecture, can drive strategic improvements, and enjoys collaborating closely with team members through knowledge sharing and mentorship.

 

This is a contract to hire position located onsite in Cicero, Illinois

Qualifications

  • Significant hands-on experience administering and supporting enterprise VMware environments.
  • Strong expertise with:
    • VMware vSphere
    • ESXi
    • vCenter
    • VMware lifecycle management, upgrades, and performance optimization
    • Active Directory
    • Microsoft 365
    • Entra ID
    • Intune
  • Experience designing, managing, and troubleshooting highly available virtualized environments.
  • Experience supporting hybrid Microsoft infrastructure environments hosted on VMware platforms.
  • Strong understanding of storage, compute, networking, and virtualization concepts.
  • Experience with VMware capacity planning, performance tuning, disaster recovery, and infrastructure modernization initiatives.
  • Strong understanding of identity and access management principles.
  • Experience with PowerShell scripting and automation.
  • Proven ability to troubleshoot complex infrastructure issues across VMware and Microsoft technology stacks.
  • Experience documenting environments, implementing standards, and driving infrastructure improvements.
  • Strong communication and collaboration skills with the ability to work effectively across teams.
  • Legally authorized to work in the U.S. without sponsorship.
  • Must demonstrate a "can-do" attitude.

Preferred Qualifications

  • Bachelor's degree in Information Technology, Computer Science, or a related field preferred.
  • Equivalent combination of professional experience and technical expertise will also be considered.
  • VMware certifications (VCP, VCAP) highly preferred.
  • Relevant Microsoft infrastructure certifications are a plus.
  • Experience participating in virtualization migrations, datacenter transformations, or infrastructure modernization projects.

Compensation Range:

$48-$57 per hour

 

What you get:

We offer weekly competitive pay, medical, dental, vision, 401K and more.

 

Overview

MOTIVATED…..make IT happen!

 

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

 

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Frequently asked questions

What is the salary for Senior Systems Engineer at Sentinel Technologies?

The estimated salary range for Senior Systems Engineer at Sentinel Technologies is $100,000 - $119,000 USD per year.

What skills are required for Senior Systems Engineer at Sentinel Technologies?

The required skills for Senior Systems Engineer at Sentinel Technologies include: Active Directory, Microsoft 365, PowerShell, VMware.

What is the seniority level for Senior Systems Engineer at Sentinel Technologies?

Senior Systems Engineer at Sentinel Technologies is a Senior level position.

How do I apply for Senior Systems Engineer at Sentinel Technologies?

You can view the full description and apply for Senior Systems Engineer at Sentinel Technologies on EchoJobs: https://echojobs.io/job/sentinel-technologies-senior-systems-engineer-vmware-microsoft-infrastructure-llucb.