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Senior Microsoft Windows Server Administration Analyst – hybrid role in Mexico City at Marsh.
Lead AD, DFS, M365, and back‑end systems; mentor team; drive projects with 4+ years of server experience.
Sr. Windows Server Administration Analyst
We are seeking a talented individual to join our Systems Administration team at Marsh. This role will be based in Mexico City - Paseo. This is a hybrid role that has a requirement of working at least three days a week in the office.
As a Senior Analyst - Systems Administration, you will focus on implementing and supporting core technical services and applications managed by the MMC Tech Domain 1. You will contribute to NERA and Actuarial projects, participate in broader OWG and Marsh initiatives, and be responsible for problem‑solving, knowledge creation, and developing repeatable processes. You will serve as the escalation point for non‑standard issues and incidents and support Help Desk and local support teams as needed.
We will count on you to:
- Implement and support back‑end systems and applications.
- Act as technical lead and/or project manager for small to mid‑size projects.
- Participate in critical initiatives across NERA, Actuarial, OWG Tech, and MMC Tech.
- Analyze trends and perform root cause analysis.
- Create knowledge and improve process efficiency.
- Communicate effectively with the team and business stakeholders.
- Provide escalation support and back up Help Desk and local support teams.
- Manage technology assets, patching, and provisioning.
- Mentor team members and provide leadership.
What you need to have:
- Degree in Computer Systems Engineering or Mobile Application Development.
- 4+ years of experience in Windows Server Administration.
- Advanced knowledge of Windows PC OS and hardware troubleshooting.
- Practical knowledge of LAN/WAN networking.
- Experience managing Active Directory objects, including sites and services, trusts, replication, DFS, and core AD functions.
- Experience with back‑end enterprise application installation, management, and support on distributed networks.
- Proficiency with M365 core applications, NTFS permissions management, and Windows server configuration and optimization.
- Strong analytical and problem‑solving skills.
- Excellent written and verbal communication skills in English.
What makes you stand out:
- Strong analytical capacity and creativity.
- Experience leading projects and mentoring others.
- Ability to work effectively in a hybrid work environment.
Why join our team:
We help you be your best through professional development opportunities, interesting work and supportive leaders. We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities. Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well‑being.
Marsh (NYSE: MRSH) is a global leader in risk, reinsurance and capital, people and investments, and management consulting, advising clients in 130 countries. With annual revenue of over $27 billion and more than 95,000 colleagues, Marsh helps build the confidence to thrive through the power of perspective. For more information, visit corporate.marsh.com, or follow us on LinkedIn and X.
Marsh is committed to creating a diverse, inclusive and flexible work environment. We aim to attract and retain the best people and embrace diversity of age, background, disability, ethnic origin, family duties, gender orientation or expression, marital status, nationality, parental status, personal or social status, political affiliation, race, religion and beliefs, sex/gender, sexual orientation or expression, skin color, or any other characteristic protected by applicable law.
Marsh is committed to hybrid work, which includes the flexibility of working remotely and the collaboration, connections and professional development benefits of working together in the office. All Marsh colleagues are expected to be in their local office or working onsite with clients at least three days per week. Office-based teams will identify at least one “anchor day” per week on which their full team will be together in person.