E- Work from
- United States
- Contract
- Full-time
- Posted
- 8 November 2026
- Apply by
- 7 January 2027
As an Expert Mainframe Modernization Specialist, you will be a member of a team of IT infrastructure architects that leverage knowledge of infrastructure technologies, including Cloud computing, storage area networks, virtualization, server hardware, mainframe, operating systems, networking, business applications, and security infrastructure to help document, shape, and direct the technology roadmap for Ensono and for our clients.
Worker Type
EmployeeAt Ensono, our Purpose is to be a relentless ally, disrupting the status quo and unleashing our clients to Do Great Things! We enable our clients to achieve key business outcomes that reshape how our world runs. As an expert technology adviser and managed service provider with cross-platform certifications, Ensono empowers our clients to keep up with continuous change and embrace innovation.
We can Do Great Things because we have great Associates. The Ensono Core Values unify our diverse talents and are woven into how we do business. These five traits are the key to achieving our purpose.
HONESTY, RELIABILITY, COLLABORATION, CURIOSITY, PASSION
About the role
Work directly with senior executives and leadership to identify and address technology gaps, strategic goals, and business imperatives impacted by infrastructure technologies. Suggest new technologies or new approaches to achieve business goals. Develop methodologies to integrate technology innovation with existing governance and enterprise architecture processes. Provide fully costed solution architecture to meet client and prospective client requests. Maintain and update documentation related to organization-wide IT activities and technology roadmaps. Communicate progress and direction through formal presentations, collaborative meetings, and content publishing to mixed audiences
Requirements
- Typically requires a minimum of 12 years of related experience with a Bachelor's degree; or 8 years and a Master's degree; or a PhD with 5 years’ experience; or equivalent work experience
- Understands the competitive landscape from both a business and technical perspective
- Foundational: ITILv3; ITSM
- Mainframe: IBM
- Open Systems:
- Server Hardware Vendors (HP, Dell, IBM, Cisco)
- Physical Servers and Blade Technology
- Unix (RHEL, AIX, Solaris, HPUX, LDAP)
- Microsoft (AD, Windows, Sharepoint, DNS)
- Symantec (Endpoint Protection, Netbackup)
- Storage Platforms (EMC, IBM, Hitachi, Netapp, Dell)
- Brocade
- VMWare
- Monitoring (BMC, CA, Shavlik, LANSweeper)
- Network & Security: Cisco Nexus; Checkpoint; Bluecoat; Load Balancer (F5, Cisco)
Any reference to years of experience should be disregarded in the UK.
Why Ensono?
- Ensono is a place we unleash Associates to Do Great Things – for our clients and for your career.
- This could mean achieving a professional goal, collaborating with your team on an innovative idea, learning a new skill, reaching a wellness milestone, or engaging in your community through volunteer programs.
- Whatever it means to you, we want Ensono to be the place where you can do great things.
- We value flexibility and work-life balance. Positions that are not required to be onsite to support a client may offer the ability to work remotely or hybrid at an Ensono office location.
- Unlimited Paid Day Off (PDO) Plan
- Two robust health plan options through Blue Cross Blue Shield
- 401(k) with a generous company match
- Eligibility for dental, vision, short and long-term disability, life and AD&D coverage, and flexible spending accounts
- Depending on location, ability to take advantage of fitness centers
- Wellness program
- Flexible work schedule
- Ensono is an Equal Opportunity/Affirmative Action employer.
- We are committed to providing equal employment to our Associates and building a diverse and inclusive workforce.
- All qualified applicants will be considered without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability, or other legally protected basis, in accordance with applicable law.
Pay transparency nondiscrimination statement/posting OFCCP’s pay transparency policy can be found on OFCCP’s website.
If you need accommodation at any point during the application or interview process, please let your recruiter know or email.
Key Areas of Focus for this Role
- Brings prior experience to organize and define work for complex or ambiguous situations.
- Provides consultation, training, and knowledge sharing to associates
- Actively contributes to domain body of knowledge
- Responsible for the creation and maintenance of reference architecture for Ensono infrastructure solutions
- Responsible for the infrastructure architecture of one or more client environments and are to be considered the subject matter expert for the entire environment within the datacenter
- Responsible for working with the client to obtain the solution requirements for the infrastructure
- Responsible for written design of the infrastructure solution that meets or exceeds the requirements utilizing a reference architecture
- Responsible for being the technical subject matter expert for the implementation and ensuring the implementation adheres to the proposed design
- Responsible for providing cost estimates for the solution implementation process and ongoing production support of the solution
- Engages in project communications with the client using a consultative approach, anticipates obstacles, and recommends solution options to mitigate.
- Participates as member of the internal Architecture Review Board for solution proposals
- Ensures infrastructure solution design fulfills functional and technical requirements and can consistently meet progress against service level agreements (SLAs.)
- Accountable for the accuracy, process, integrity, quality and stewardship of client infrastructure solutions.
What the Ideal Candidate Brings to this Role
Primary Location City/State
Homebased - Downers Grove, IL - Finley, Illinois
Additional Locations (if applicable)
Ensono is an Equal Employment Opportunity Employer. Ensono provides equal employment opportunities to all qualified applicants without regard to race, color, religion, national origin, ancestry, citizenship status, sex, marital status, pregnancy, age, disability, genetic information, sexual orientation, gender identity or expression, veteran status, military status, or any other status protected by applicable law.
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