How do employees rate Ensono?

Employees rate Ensono 4 out of 5 stars based on 614 anonymous reviews on Glassdoor.

How can I get a job at Ensono?

To get a job at Ensono, browse currently open positions and apply for a job near you. Once you get a positive response, make sure to find out about the interview process at Ensono and prepare for tough questions.

Do people recommend working at Ensono?

Overall, 76% of employees would recommend working at Ensono to a friend. This is based on 614 anonymously submitted reviews on Glassdoor.

How do job seekers rate their interview experience at Ensono?

61% of job seekers rate their interview experience at Ensono as positive. Candidates give an average difficulty score of 2.8 out of 5 (where 5 is the highest level of difficulty) for their job interview at Ensono.

How do employees rate the business outlook for Ensono?

73% of employees think that Ensono has a positive business outlook . This is based on anonymous employee reviews submitted on Glassdoor.

Working at Ensono

Ensono Snapshot

4.0

based on 611 ratings

76% would recommend to a friend

Jeff VonDeylen

92% approve of CEO

9 OfficesLocations

Mission Our purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to do great things.

Description Ensono helps IT leaders be the catalyst for change by harnessing the power of hybrid IT to transform their businesses. We accelerate digital transformation by increasing agility and scalability through infrastructure modernization and migration to public cloud. Our broad services portfolio, from mainframe to cloud, is powered by an award-winning IT insights platform and is designed to help our clients operate for today and optimize for tomorrow. Learn more about Ensono by visiting www.ensono.com.

Life at Ensono

Why work with us?

Overview

Culture

CEO Message

Services

Careers

Ensono is an expert technology advisor, innovation partner, and managed service provider. As a relentless ally, we specialize in helping enterprise clients transform their organization, innovate new and disruptive technologies, and optimize their IT operations to achieve better business outcomes. Our team excels in managing over 1 million MIPS, reflecting our leadership in mainframe services. Ensono is one of only eight providers globally with the coveted AWS mainframe modernization competency, showcasing our expertise in seamlessly integrating legacy systems with modern cloud environments. We offer a comprehensive suite of services, including consulting, mainframe and application modernization, public cloud migration, and cloud-native development. With certified expertise in AWS, Azure, and Google Cloud, Ensono is well-equipped to navigate complex hybrid environments. Recognized as the Microsoft Datacenter Transformation Partner of the Year, we maintain a strong global presence with over 3,500 associates and are headquartered in greater Chicago.

Company updates

Ensono

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This year, we’re proud to have four Ensono leaders recognized for their impact and partnership excellence. Being selected is a significant industry honor that reflects not only strong business results, but also the ability to build meaningful partnerships, influence strategy, and help clients navigate complex technology decisions. Their recognition reinforces the incredible talent and leadership we have across Ensono’s alliances and channel organization. Rita Barry, Public Cloud Alliances Director Elisa Yaros, Advisor Channel Development Manager Tracey O’Donnell, Channel Development Manager Robin Uhl, Director of Partner & Alliances ...Show more

This year, we’re proud to have four Ensono leaders recognized for their impact and partnership excellence. Being selected is a significant industry honor that reflects not only strong business results, but also the ability to build meaningful partnerships, influence strategy, and help clients navigate complex technology decisions. Their recognition reinforces the incredible talent and leadership we have across Ensono’s alliances and channel organization. Rita Barry, Public Cloud Alliances Director Elisa Yaros, Advisor Channel Development Manager Tracey O’Donnell, Channel Development Manager Robin Uhl, Director of Partner & Alliances

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Ensono

6mo

Investing in Leadership: Gettysburg immersive program At Ensono, we believe that leadership development is key to our continued success and growth. Recently, twelve leaders from our Sales Organization participated in a transformative three-day program in Gettysburg, PA, designed to challenge and inspire. Using the historic Battle of Gettysburg as a powerful backdrop, this immersive experience explored timeless leadership principles such as decision-making under pressure, leading through uncertainty, and aligning teams around a shared mission. Through facilitated workshops, group discussions, and guided excursions, our leaders reflected on pivotal moments in history and drew valuable parallels to the complexities they face in their own roles. At Ensono, investing in our leaders is not just about individual growth. It is about building a stronger, more resilient company ready to meet the challenges ahead....Show more

Investing in Leadership: Gettysburg immersive program At Ensono, we believe that leadership development is key to our continued success and growth. Recently, twelve leaders from our Sales Organization participated in a transformative three-day program in Gettysburg, PA, designed to challenge and inspire. Using the historic Battle of Gettysburg as a powerful backdrop, this immersive experience explored timeless leadership principles such as decision-making under pressure, leading through uncertainty, and aligning teams around a shared mission. Through facilitated workshops, group discussions, and guided excursions, our leaders reflected on pivotal moments in history and drew valuable parallels to the complexities they face in their own roles. At Ensono, investing in our leaders is not just about individual growth. It is about building a stronger, more resilient company ready to meet the challenges ahead.

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Ensono

9mo

What a summer! Our team came together for an unforgettable volunteering season and a charity bike ride that pushed us to new limits—all for a great cause. From cheering each other on to making a real impact in our community, we proved that when we ride and volunteer together, we Make Better Happen. Huge thanks to everyone who pedaled, volunteered, and supported along the way!...Show more

What a summer! Our team came together for an unforgettable volunteering season and a charity bike ride that pushed us to new limits—all for a great cause. From cheering each other on to making a real impact in our community, we proved that when we ride and volunteer together, we Make Better Happen. Huge thanks to everyone who pedaled, volunteered, and supported along the way!

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Ensono

10mo

Great Place To Work® and Fortune magazine have honored Ensono as one of this year’s Best Workplaces in Chicago. Ensono is ranked 11th on the list. Earning a spot means that Ensono has surpassed rigorous benchmarks, establishing itself as one of the best workplaces among companies headquartered in Chicago....Show more

Great Place To Work® and Fortune magazine have honored Ensono as one of this year’s Best Workplaces in Chicago. Ensono is ranked 11th on the list. Earning a spot means that Ensono has surpassed rigorous benchmarks, establishing itself as one of the best workplaces among companies headquartered in Chicago.

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Ensono

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Announcing Ensono's 2025 IBM Champions! We are thrilled to announce that Ensono has once again been recognized for its exceptional talent and leadership in the industry through the IBM Champions program. This recognition highlights individuals who have demonstrated outstanding advocacy, leadership, and innovation within the IBM community. For the 2025 calendar year, we are proud to share that all five of our 2024 IBM Mainframe Champions have been reinstated, affirming their continued excellence and contribution to the field. In addition, we are excited to welcome two new members to our group of IBM Champions, bringing our total to seven Ensono associates in the program. This remarkable growth, from just one participant to seven over the past four years, underscores our commitment to fostering expertise and leadership within the IBM ecosystem. IBM Champions reinstated into 2025 program • Mike Fontanetta - Distinguished Technologist, Product and Technology • Steven Perva - Expert Innovation Engineer, Product Engineering • Travis Biro - Senior Product Manager, Product Management – Mainframe • Caroline Whitaker – Senior Capacity Planner, Mainframe Capacity Planning • Klaudiusz Konieczka – Director Mainframe System Programming, MF Optimize Technical Services Newly recognized IBM Champions: • Dan Bean – Senior Product Manager, Product Management – Mainframe • Paul Buchanan – Principal Mainframe System Programmer, Mainframe Automation Technical Services ...Show more

Announcing Ensono's 2025 IBM Champions! We are thrilled to announce that Ensono has once again been recognized for its exceptional talent and leadership in the industry through the IBM Champions program. This recognition highlights individuals who have demonstrated outstanding advocacy, leadership, and innovation within the IBM community. For the 2025 calendar year, we are proud to share that all five of our 2024 IBM Mainframe Champions have been reinstated, affirming their continued excellence and contribution to the field. In addition, we are excited to welcome two new members to our group of IBM Champions, bringing our total to seven Ensono associates in the program. This remarkable growth, from just one participant to seven over the past four years, underscores our commitment to fostering expertise and leadership within the IBM ecosystem. IBM Champions reinstated into 2025 program • Mike Fontanetta - Distinguished Technologist, Product and Technology • Steven Perva - Expert Innovation Engineer, Product Engineering • Travis Biro - Senior Product Manager, Product Management – Mainframe • Caroline Whitaker – Senior Capacity Planner, Mainframe Capacity Planning • Klaudiusz Konieczka – Director Mainframe System Programming, MF Optimize Technical Services Newly recognized IBM Champions: • Dan Bean – Senior Product Manager, Product Management – Mainframe • Paul Buchanan – Principal Mainframe System Programmer, Mainframe Automation Technical Services

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Photos

Ensono photo of: Success! The Big Bike Riders make it home and raise over Â£10,000 for our UK charities

Ensono awards & accolades

UK Best Workplces for Development, Great Place to Work, 2026
Best Workplaces Poland 2026, Great Place to Work, 2026
Elite 150 on CRN's MSP 500 list, CRN, 2023
Digital Services Company of the Year, Digital Technology Leaders Awards, 2022
Best Place to Work - Highly Commended, Digital Technology Leaders Awards, 2022

Connect with Ensono

Jobs at Ensono

Senior Storage Engineer

Director Vendor Management

Senior Mainframe Systems Programmer – DB2 Physical

Employee reviews at Ensono

Ensono has an employee rating of 4.0 out of 5 stars, based on 611 company reviews on Glassdoor which indicates that most employees have a good working experience there. The Ensono employee rating is in line with the average (within 1 standard deviation) for employers within the Information Technology industry (3.6 stars).

Ratings by category

4.3

Diversity & inclusion

4.2

Compensation and benefits

4.1

Culture & values

4.1

Work/Life balance

4.0

Career opportunities

3.9

Senior management

Employee reviews

Cpe business partnerCurrent employee

5.0

Supportive leadership and great benefits amid rapid growth

Ensono

Ensono Snapshot

Life at Ensono