CMDB Developer

Description

Position Summary

The CMDB Developer plays a critical role in supporting the accuracy, reliability, and sustainability of the ServiceNow Configuration Management Database (CMDB). This position is responsible for executing detailed cleanup and remediation activities, validating and correcting CI records, improving data quality, and supporting the ongoing maturity of the CMDB in alignment with organizational standards, CSDM principles, and ITSM/ITOM needs.

The role collaborates closely with infrastructure, application, endpoint, and ServiceNow platform teams to resolve data issues, support Discovery and integration accuracy, and maintain a CMDB foundation that enables reliable operational processes such as change impact analysis, incident correlation, and event routing.

Position Responsibilities

• Lead analysis and remediation of inaccurate, duplicate, stale, misclassified, or orphaned Configuration Items (CIs) within the ServiceNow CMDB
• Monitor and improve CMDB data quality using CMDB Health Dashboard, Completeness, Compliance, and Correctness metrics
• Oversee ServiceNow Discovery performance, coverage, scheduling, credential hygiene, and pattern effectiveness to ensure accurate CI population
• Ensure Discovery sources and inbound integrations are aligned with the Identification and Reconciliation Engine (IRE) to prevent CI duplication and data conflicts
• Partner with inventory, virtualization, monitoring, cloud, and other source system owners to validate inbound CMDB data and enforce authoritative source strategies
• Analyze Discovery and IRE errors, misidentification logs, and reconciliation outcomes to continuously improve CI accuracy
• Maintain foundational CI classes, attributes, and relationships required to support CSDM alignment, service modeling, and ITOM Visibility
• Ensure CI data adheres to Common Service Data Model (CSDM) standards to support downstream service mapping and operational use cases
• Validate CI ownership and support remediation of missing or incorrect CI Owner and Service Owner assignments
• Provide guidance, documentation, and training to teams interacting with the CMDB to promote consistent adoption of CMDB standards and best practices

Required Proficiency

• ServiceNow CMDB (CI Class Manager, relationships, CI lifecycle updates)
• CMDB Health Dashboard, CMDB Workspace, and data quality reporting tools
• Identification andamp; Reconciliation Engine (IRE)
• ServiceNow Discovery (MID server, schedules, credentials, pattern, probes, sensors)

• Ability to interpret CMDB health metrics and execute targeted data correction tasks.

• Strong analytical, troubleshooting, and data validation capabilities.

• Ability to work collaboratively across multiple technical teams.
• VMware vCenter and virtualization inventory
• AWS/Azure cloud discovery and metadata mapping

Experience

• 2-4+ years of experience with ServiceNow administration, including direct work with CMDB records, class structures, data imports, or CI lifecycle updates
• Proven experience conducting data cleanup, correcting CI inaccuracies, and supporting Discovery or integration validations

Education andamp; Certifications

• Bachelor's degree or equivalent relevant experience
• Preferred: ServiceNow CSA certification; ITIL Foundation certification

A member of the S&P 500 Index, Martin Marietta is an American-based company and a leading supplier of heavy building materials - including aggregates, cement, ready-mixed concrete and asphalt. Through a network of operations spanning 28 states, Canada and the Bahamas, dedicated Martin Marietta teams supply the foundational resources upon which our communities thrive. Martin Marietta's Magnesia Specialties business produces high-purity magnesia and dolomitic lime products used worldwide in environmental, industrial, agricultural and specialty applications.

At Martin Marietta, we strive to work with the best and the brightest - those who have the potential to become our company's future leaders. Each of our roughly 9,500 people shares a common purpose regardless of their professional role or work environment. Together, we utilize our diverse skills and experiences to drive our company and its extraordinary culture forward. Our aim is to build on our foundation of success and help values-driven and hardworking people realize their full potential. When you decide to invest your career in Martin Marietta, you'll know what it's like to be respected, challenged and rewarded.


In return, we offer a highly competitive benefits package, including:

• Medical
• Prescription Drug
• Dental
• Vision
• Health Care Reimbursement Account
• Dependent Care Reimbursement Account
• Wellness Programs
• Employee Assistance Plan
• Paid Holidays and Vacation
• 401(k) with Company matching
• Pension
• Salary Continuation - Short-Term Disability
• Long-Term Disability Options
• Employee Life Insurance
• Spouse & Dependent Life Insurance
• Business Travel Accident Insurance
• Direct Deposit Payroll
• Educational/Tuition Assistance Plan
• College Scholarship Program - for dependent children
• Matching Gift Program
• New Auto Purchase Discount Plans

At Martin Marietta, we are proud to be an Equal Opportunity Employer. We are committed to providing an environment of mutual respect where equal employment opportunities are available to all qualified applicants and teammates. We celebrate diversity and commit that qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or protected veteran status and will not be discriminated against on the basis of disability.