We are seeking a highly experienced and self-sufficient Senior Systems Engineer to join a collaborative team in a fully onsite role located in Mesa, Arizona. This individual will serve as a technical lead, supporting junior team members and working closely with the Director to take ownership of complex tasks and projects. The ideal candidate will be a well-rounded technologist with deep expertise across a range of enterprise IT systems and platforms.

Key Responsibilities:

• Serve as a senior technical resource, capable of independently managing and resolving complex infrastructure issues.
• Collaborate with the Director to take on delegated responsibilities and lead technical initiatives.
• Support and mentor junior team members.
• Perform installation, configuration, and management of VMware environments, including vCenter and storage integration.
• Administer and support systems including O365 (Entra), Azure, Active Directory, SharePoint, and enterprise storage solutions.
• Utilize support contracts for advanced troubleshooting when needed.
• Participate in occasional off-hours work, typically scheduled on Fridays.

Required Qualifications:

• Proven experience with:
  • Microsoft O365 and Entra
  • Azure cloud services
  • Active Directory and SharePoint
  • VMware (including vCenter setup and storage connectivity)
  • Enterprise storage systems (HP/HP Simplicity or Dell preferred)
• Strong troubleshooting skills and a proactive approach to problem-solving
• Ability to work independently with minimal supervision
• Comfortable performing technical screenings (process still being finalized)
• Bachelor's degree in Information Technology or related field preferred (not required)
• Certifications such as MCSE or CCNA are a plus but not mandatory
• 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.

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.

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