Join Mizuho as a Senior Windows Administrator!
The ideal candidate will have extensive knowledge in managing, configuring, and supporting Windows server environments to ensure optimal performance, security, and reliability. In this role, you will manage overseeing complex infrastructure projects, leading initiatives to enhance system efficiency, and collaborating with cross-functional teams to align technology solutions with business goals. The successful candidate is detail-oriented, analytical, and committed to continuous learning and improvement. If you are enthusiastic about Windows server administration and thrive in a challenging environment, we invite you to apply and become an integral part of our IT department.
Responsibilities:
- Manage and support Windows Server environments, including installation, configuration, and troubleshooting.
- Administer Active Directory services, including user and group management, Group Policy Objects, and domain services.
- Develop and support automation scripts to automate routine tasks and improve system efficiency.
- Perform patching, vulnerability management, and system hardening initiatives.
- Monitor system performance and implement necessary upgrades or patches to ensure security and reliability.
- Collaborate with network, security, and application teams to support integrated infrastructure solutions.
- Lead and participate in projects related to server migrations, virtualization, and infrastructure enhancements.
- Provide technical guidance and training to junior administrators and support staff.
- Ensure compliance with organizational policies and industry standards about system security and data protection.
Requirements:
- At least a minimum of 5 years of experience in Windows Server administration in an enterprise environment.
- Proficiency with Active Directory, Group Policy management, and Windows security best practices.
- Advanced experience with Microsoft 365 and Azure.
- Familiar and able to implement Zero Trust (cyber security framework) principles, conditional access, and endpoint detection and response (EDR).
- Drive automation using PowerShell, and infrastructure-as-code principles.
- Evaluate and integrate AI-powered tools for monitoring, incident response, log correlation, and capacity planning.
- Lead disaster recovery planning, business continuity testing, and system resilience initiatives.
- Produce engineering documentation and runbooks and audit-ready evidence documents.
- Participate in On-Call rotation.
- Working knowledge of Citrix XenApp and NetScaler Infrastructure.
- Strong communication and people skills to collaborate with technical teams and stakeholders.
- Familiarity with SIEM platforms and AI-driven threat detection.
- Bachelor’s degree in computer science, Information Technology, or a related field.
The expected base salary ranges from $111k-$155k. Salary offers are based on a wide range of factors including relevant skills, training, experience, education, and, where applicable, certifications and licenses obtained. Market and organizational factors are also considered. In addition to salary and a generous employee benefits package, successful candidates are eligible to receive a discretionary bonus.
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Other requirements
Mizuho has in place a hybrid working program, with varying opportunities for remote work depending on the nature of the role, needs of your department, as well as local laws and regulatory obligations. Roles in some of our departments have greater in-office requirements that will be communicated to you as part of the recruitment process.
Company Overview
Mizuho Financial Group, Inc. is the 15th largest bank in the world as measured by total assets of ~$2 trillion. Mizuho's 60,000 employees worldwide offer comprehensive financial services to clients in 35 countries and 800 offices throughout the Americas, EMEA and Asia. Mizuho Americas is a leading provider of corporate and investment banking services to clients in the US, Canada, and Latin America. Through its acquisition of Greenhill, Mizuho provides M&A, restructuring and private capital advisory capabilities across Americas, Europe and Asia. Mizuho Americas employs approximately 3,500 professionals, and its capabilities span corporate and investment banking, capital markets, equity and fixed income sales & trading, derivatives, FX, custody and research. Visit www.mizuhoamericas.com.
Mizuho Americas offers a competitive total rewards package.
We are an EEO/AA Employer - M/F/Disability/Veteran.
We participate in the E-Verify program.
We maintain a drug-free workplace and reserve the right to require pre- and post-hire drug testing as permitted by applicable law.
#LI-MIZUHO
Skills Required
- 5 years of experience in Windows Server administration in an enterprise environment
- Proficiency with Active Directory and Group Policy management
- Experience with Microsoft 365 and Azure
- Ability to implement Zero Trust principles
- Drive automation using PowerShell
- Lead disaster recovery planning and business continuity testing
- Bachelor's degree in computer science or related field
Mizuho Compensation & Benefits Highlights
The following summarizes recurring compensation and benefits themes identified from responses generated by popular LLMs to common candidate questions about Mizuho and has not been reviewed or approved by Mizuho.
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Healthcare Strength — Medical, dental, and vision coverage are characterized as strong, with plans described as excellent in multiple contexts. U.S. entities provide standard plan options and supporting programs that reinforce overall coverage quality.
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Retirement Support — A U.S. 401(k) program with employer contributions is available, indicating solid retirement support across entities. While formulas may vary by unit and year, the presence of an employer-funded component is a consistent feature.
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Parental & Family Support — Paid parental leave is described as meaningful, accompanied by programs that support childcare and eldercare. Flexible workstyles and family-focused resources broaden the depth of family support.
Mizuho Insights
What We Do
This is not your typical financial institution. It’s our people who make us a cut above. Here, every person is respected because of their differences, not in spite of them. We pride ourselves on a culture of purpose, passion and compassion. At Mizuho, we provide the stability of an international industry leader with the career trajectory of a growing business. Our steady, strategic growth gives our people at all levels rewarding degrees of responsibility and a richer work experience than a boutique firm or an established giant could offer alone. Working for Mizuho opens doors not just to a rewarding career with excellent prospects, but to lasting friendships with colleagues from diverse cultures. It’s the local expertise of our employees that makes our global network so powerful. By collaborating with colleagues and clients who have your same ambition, you can amplify your sphere of influence and base of knowledge as part of one of the largest—and growing—banks in the world. We’re all global citizens, and that’s why our company feels compelled to make an impact through more than just drawing up deals. We prove that it’s possible to do well and do good. We do right by our clients, our community and each other.
