Marsh McLennan

Application Support Specialist

Marsh McLennan$86K — $136K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Degree in Computer Science or Information Technology.
  • Minimum 2 years of AI application support experience with monitoring tools like DataDog and Langsmith.
  • Hands-on experience with MEAN/MEARN stack, PostgreSQL, MS SQL Server, APIs (REST/JSON/GraphQL), Postman/Bruno, and GitHub.
  • Knowledge of Python scripting; practical experience with containerization (Docker, Kubernetes).
  • Familiarity with API management platforms (Apigee, AWS API Gateway) and ITSM tools like ServiceNow, JIRA.
  • Understanding of AI model lifecycle and concepts such as bias/accuracy, model drift, and prompt engineering.

Responsibilities

  • Support production and business applications, monitoring their health and escalating issues.
  • Triage support tickets, ensuring requirements are clearly communicated among stakeholders.
  • Analyze support tickets and implement technical solutions for software and usability issues.
  • Monitor application/server health and analyze issues to validate fixes through stakeholder testing.
  • Conduct root cause analysis for high-priority incidents and prepare incident reports for stakeholders.
  • Communicate updates on high-priority tickets and develop client communications for changes and training.
  • Comply with implementation and change management processes while identifying improvement opportunities.

Benefits

  • Health and welfare benefits.
  • Tuition assistance and retirement programs.
  • Employee assistance programs.
Full Job Description
Company:
Marsh Corporate

Description:

This role is responsible for supporting production and business applications, monitoring application health, and proactively identifying and escalating issues to stakeholders. It includes handling user-facing production issues, requests, and data or information needs, as well as collaborating on vulnerability remediation and other support escalations. A key focus is supporting AI applications, including triage, debugging, and troubleshooting in ways that differ from traditional non-AI systems. The ideal candidate has experience supporting or maintaining AI applications, a strong understanding of AI support processes, sub-processes, troubleshooting methods, and tools, and is comfortable working in a hands-on support role.

We will count on you to:

  • Understand the application, its processes, and all relevant stakeholders, and maintain professional relationships with online business teams to provide support where needed.

  • Triage and clarify support tickets (incidents and service requests), coordinating with reporters and stakeholders (offshore and onshore) to ensure requirements are well defined.

  • Analyze support tickets, coordinate with other IT teams, and identify and implement technical solutions to resolve software and usability issues (functionality, sign-on, security access, reporting, upgrades).

  • Monitor application and server health, logs, and alerts; analyze issues, raise and escalate support tickets as required, and validate fixes through stakeholder testing.

  • Perform root cause analysis for highpriority incidents, prepare incident reports, and share findings and next steps with stakeholders.

  • Communicate timely updates to stakeholders on highpriority tickets, deployments, outages, and change activities; develop client communications for rollouts, downtime, new functionality, training, and documentation.

  • Ensure adherence to implementation, support, and changemanagement processes (e.g., SDLC and Change Management) and contribute to process and application/project improvements; produce servicemanagement summary reports.

  • Be available for meetings, oncall and offhours support (including weekends) and work a flexible schedule to accommodate offhours conference calls.

  • Analyze incident data and logs to identify patterns and improvement opportunities

  • Manage improvisation projects in Application Support

  • Participation in ideation and gigs

What you need to have:

  • Degree in Computer Science or Information Technology.

  • At least 2 years of experience in AI application support, monitoring with DataDog and Langsmith toolsHands-on support and development experience with one or more of: MEAN/MEARN stack, PostgreSQL, MS SQL Server, APIs (REST/JSON/GraphQL), Postman/Bruno, and GitHub; scripting knowledge of Python.

  • Hands-on support and development experience with one or more of: MEAN/MEARN stack, PostgreSQL, MS SQL Server, APIs (REST/JSON/GraphQL), Postman/Bruno, and GitHub; scripting knowledge of Python.

  • Practical experience with containerization and orchestration (Docker and/or Kubernetes) and supporting multi-tier Internet/Intranet applications using common design patterns.

  • Strong understanding of API principles (HTTP methods, REST, JSON, SOAP, GraphQL) and familiarity with API management platforms such as Apigee and AWS API Gateway.

  • Experience with ITSM and monitoring tools such as ServiceNow, JIRA, Datadog, or Splunk; minimum one year of AI monitoring experience with Datadog or LangSmith.

  • Good understanding of AI models (traditional and LLMs)model lifecycle, bias/accuracy, and model driftplus knowledge of prompt engineering, MCP, RAG, Token Management, AI KPIs.

What makes you stand out:

  • Cloud technologies (AWS, Azure); ITIL certified; experience working in offshoreonsite delivery teams.

  • Good technical knowledge to understand and debug AI applications, MCPs, RAGs, using monitoring tools for cause identification

  • Excellent and effective English communication skills.

  • Strong debugging, troubleshooting, analytical, and design capabilities.

  • Strong track record of process optimization

  • Self-starter with excellent organizational and time-management skills; quick learner, quality-conscious, and committed to meeting deadlines.

The applicable base salary range for this role is $86,500 to $136,500.

The base pay offered will be determined on factors such as experience, skills, training, location, certifications, education, and any applicable minimum wage requirements. Decisions will be determined on a case-by-case basis. In addition to the base salary, this position may be eligible for performance-based incentives.

We are excited to offer a competitive total rewards package which includes health and welfare benefits, tuition assistance, retirement programs as well as employee assistance programs.

This is a New position.

About Marsh McLennan

Marsh McLennan Careers

Join the exceptional team at Marsh McLennan, a global leader in professional services, offering unparalleled job opportunities in insurance, risk management, and consultancy. As the company propels forward, it invites dedicated professionals to contribute to a culture of innovation, leadership, and growth.

Work You’ll Do

At Marsh McLennan, you will engage with complex challenges that push the boundaries of your skills and knowledge. Our team thrives on diversity and the shared goal of delivering impactful solutions to our clients worldwide. By joining us, you will be part of a culture that values diversity training and leadership development, ensuring every team member is equipped for success.

Explore Professional Growth

Marsh McLennan is committed to the professional growth of its employees. Whether you are seeking a position that offers a path to leadership or looking for robust internship programs to kickstart your career, Marsh McLennan provides the resources and global platform to propel your ambitions into achievements. Our benefits package is designed to support the well-being and continuous professional development of all staff, from entry-level to senior leadership roles.

Innovative Work Environment

Our company is at the forefront of industry innovation. The collaboration between experienced professionals and fresh talent generates dynamic solutions that keep Marsh McLennan at the cutting edge of the industry. Our team is encouraged to lead with creativity and embrace new ideas, driving the company’s legacy of pioneering industry-first solutions.

Join Our Team

Marsh McLennan is hiring! Explore the multitude of job opportunities on our careers page, from strategic advisory roles to operational excellence positions. We look for passionate, curious, and solution-driven team players. Enhance your career with Marsh McLennan, where your skills will be honed through challenging projects and high-impact strategies.

Networking and Career Advancement

Networking at Marsh McLennan opens doors to enriching connections and countless opportunities within the industry. Our professionals benefit from an environment that fosters networking through events, professional groups, and collaborative projects. With Marsh McLennan, career advancement is not just a possibility—it is an expectation.

Prepare for Your Interview

Ready to apply? Make sure your resume highlights your most relevant experiences and skills tailored to the position you are applying for. Our interview process is designed to understand your capabilities and fit with our team’s goals and values. Prepare to discuss how your background, experiences, and professional aspirations align with the opportunities at Marsh McLennan.

Stay Connected

Keep up to date with the latest from Marsh McLennan: - **Career Insights**: Gain insider perspectives and industry-leading insights through our careers blog. - **Job Alert Emails**: Personalize your subscription to receive job alerts and the latest news tailored to your preferences. Discover the rewarding career opportunities awaiting at Marsh McLennan, where your professional journey is just the beginning. Join us in shaping a future defined by insight, integrity, and innovation.
Learn more about Marsh McLennan
Size
83,000 employees
Market Cap
$82.6 billion
Industry
Net Income
$2 billion
Founded
1914
5 Year Trend
+8.5%
Revenue
$17.2 billion
NASDAQ

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