Remote Mainframe Operator Jobs (NOW HIRING)

For more than 170 years, The Hanover has been committed to delivering on our promises and being there when it matters the most. We live our values every day, demonstrating we CARE through our values, Sustainability initiatives and inclusive corporate culture.
Our Information Technology team is seeking a Senior Infrastructure Mainframe Engineer to join our growing organization. This position is based in our Worcester, MA headquarters or may be performed through a remote work arrangement.
POSITION SUMMARY:
This is an exciting opportunity for a highly motivated and experienced infrastructure professional with deep expertise in enterprise mainframe technologies. In this role, you will leverage your engineering knowledge to research, design, implement, optimize, and support critical mainframe infrastructure and platform services.
You will serve as a technical leader responsible for maintaining and advancing key mainframe technologies while collaborating with internal stakeholders, business partners, and vendors. The successful candidate will provide strategic direction, drive continuous improvement initiatives, and ensure the reliability, scalability, performance, and security of our mainframe environment.
If you enjoy solving complex technical challenges, driving innovation, and working in a collaborative environment, we'd love to hear from you.
This is a Full-time, Exempt role.
IN THIS ROLE, YOU WILL:

• Be responsible for the overall management and administration of Mainframe CICS for z/OS and MQ for z/OS subsystems across a multiple SYSPLEX and CEC environments.
• Provide technical leadership and guidance to outsourced service providers and internal team members, ensuring service delivery aligns with contractual obligations, SLAs, and KPIs.
• Evaluate, prototype, and implement emerging mainframe technologies, capabilities, and operational strategies.
• Develop and maintain mainframe roadmaps, standards, processes, and best practices that improve performance, resiliency, availability, scalability, and operational excellence.
• Establish and execute strategies for CICS, Db2, and MQ environments that align with business and technology objectives.
• Partner with business and IT stakeholders to incorporate growth forecasts and business requirements into infrastructure and capacity planning.
• Lead systems analysis, architecture, integration, enhancement, and deployment efforts for enterprise mainframe initiatives.
• Evaluate hardware, software, tools, and implementation approaches to deliver cost-effective solutions that meet business needs.
• Create, maintain, and govern technical documentation and engineering specifications throughout the solution lifecycle.
• Provide thought leadership on current and emerging mainframe technologies, industry trends, and operational practices.
• Ensure compliance with software licensing agreements, hardware and software lifecycle management requirements, and technology portfolio roadmaps.
• Analyze incident, problem, and change management data to identify trends, drive root-cause resolution, and improve service quality.
• Lead and support audit, compliance, and risk management activities related to the mainframe platform.
• Contribute to disaster recovery, business continuity, and resiliency planning initiatives.

WHAT YOU NEED TO APPLY:

• Bachelor's degree in computer science, Information Technology, or a related field, or an equivalent combination of education, training, and experience.
• Proven experience supporting IBM Mainframe hardware platforms, including z15 and z16 systems.
• Experience with enterprise storage and backup technologies, including IBM DS8910 Storage Systems and TS7770/TS7780 Virtual Tape Systems.
• Must be eligible to work in the US without requiring sponsorship now or in the future (i.e Lawful Permanent Residence or US Citizen)
• Familiarity with distributed technology integration, including Tomcat and related middleware platforms.
• Experience with systems architecture, platform design, and enterprise infrastructure modernization initiatives.
• Strong analytical and troubleshooting skills with the ability to identify root causes and implement sustainable solutions.
• Proven ability to lead complex technical initiatives and influence outcomes across teams.
• Self-motivated, adaptable, and capable of learning and applying new technologies quickly.
• Excellent collaboration, communication, presentation, and stakeholder management skills.
• Strong critical thinking, problem-solving, and decision-making abilities.
• Commitment to leveraging diverse perspectives and fostering an inclusive team environment.
• Extra points for: Budget planning and financial management experience, managing vendor relationships and outsourced service providers experience.
• Experience in highly regulated environments such as insurance, financial services, healthcare, or similar industries.

• Extensive experience with z/OS system software and infrastructure technologies, including:

• • z/OS
  • RACF
  • SYSPLEX
  • SMP/E
  • JES
  • SDSF
  • TSO
  • WLM
  • HMC
  • IODF
  • Db2
  • CICS
  • IBM MQ
  • HSM
  • RMF
  • SMF
  • SCRT

• Experience with mainframe automation, monitoring, and scheduling tools, including:

• • OMEGAMON
  • OPC/Tivoli Workload Scheduler
  • Endevor
  • IBM Db2 Tools

• Knowledge of software licensing and capacity management concepts, including:

• • ELA
  • CBU
  • CoD
  • MSU
  • MIPS
  • VU-based licensing models

CAREER DEVELOPMENT:
It's not just a job, it's a career, and we are here to support you every step of the way. We want you to be successful and fulfilled. Through on-the-job experiences, personalized coaching and our robust learning and development programs, we encourage you - at every level - to grow and develop.
BENEFITS:
We offer comprehensive benefits to help you be healthy, build financial security, and balance work and home life. At The Hanover, you'll enjoy what you do and have the support you need to succeed.
Benefits include:

• Medical, dental, vision, life, and disability insurance
• 401K with a company match
• Tuition reimbursement
• PTO
• Company paid holidays
• Flexible work arrangements
• Cultural Awareness Day in support of IDE
• On-site medical/wellness center (Worcester only)
• Click here for the full list of Benefits

EEO statement:
The Hanover values diversity in the workplace and among our customers. The company provides equal opportunity for employment and promotion to all qualified employees and applicants on the basis of experience, training, education, and ability to do the available work without regard to race, religion, color, age, sex/gender, sexual orientation, national origin, gender identity, disability, marital status, veteran status, genetic information, ancestry or any other status protected by law.
Furthermore, The Hanover Insurance Group is committed to providing an equal opportunity workplace that is free of discrimination and harassment based on national origin, race, color, religion, gender, ancestry, age, sexual orientation, gender identity, disability, marital status, veteran status, genetic information or any other status protected by law."
As an equal opportunity employer, Hanover does not discriminate against qualified individuals with disabilities. Individuals with disabilities who wish to request a reasonable accommodation to participate in the job application or interview process, or to perform essential job functions, should contact us at:HRServices@hanover.com and include the link of the job posting in which you are interested.
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Compensation:
The target hiring range for this role may vary based on geographic location and other factors, including merit or performance, demonstrated proficiency, skills for the role, education, travel requirements, and experience. Additional compensation may include an annual bonus (which could take the form of a general bonus, sales incentive, or short-term incentive), long-term incentive or spot recognition awards. The posted range reflects our ability to hire at different position titles and levels depending on background and experience.