FLEX ServiceNow Senior Developer

Marriott•Bethesda, MD

4d•Hybrid

About The Position

This is a temporary position. Key Responsibilities ServiceNow Customization and Development Design, develop, and customize ServiceNow applications, modules, and workflows to meet business requirements. Create and maintain ServiceNow forms, fields, UI policies, and business rules. Implement client-side and server-side scripting to enhance ServiceNow functionality. Automation Framework Development Build and maintain automation frameworks for ServiceNow to streamline repetitive tasks and processes. Develop and manage scripts and workflows for task automation and orchestration within the ServiceNow platform. Integration and Orchestration Integrate ServiceNow with external systems and tools using REST APIs, web services, and other integration methods. Orchestrate and automate cross-platform processes and data exchanges to improve efficiency. Use the Setup Assistant to manage MID Server connections, credentials, and import schedules. AWS Integration Develop and implement integration workflows between AWS services and ServiceNow, ensuring seamless communication and data exchange. Utilize AWS Lambda, Step Functions, and other serverless technologies to automate processes. Implement mechanisms for data synchronization between AWS resources (such as EC2 instances, S3 buckets, and RDS databases) and the ServiceNow platform. Implement security best practices for AWS and ServiceNow integration, including encryption, access controls, and compliance with industry standards. Collaborate with the security team to address any vulnerabilities and ensure a secure integration environment. Testing Automation Develop automated test scripts and test suites to validate ServiceNow applications and configurations. Implement regression testing to ensure the stability of ServiceNow updates and customizations. Scripting and Scripted REST APIs Proficiency in scripting languages such as JavaScript to create custom functionality and enhancements. Develop scripted REST APIs to extend ServiceNow's capabilities and facilitate data integration. Collaboration and Communication Collaborate with cross-functional teams, including developers, testers, and business stakeholders, to understand requirements and deliver solutions. Communicate effectively to gather requirements, provide status updates, and address issues. Collaborate with DevOps teams to ensure smooth and reliable releases. At Marriott International, we are dedicated to being an equal opportunity employer, welcoming all and providing access to opportunity. We actively foster an environment where the unique backgrounds of our associates are valued and celebrated. Our greatest strength lies in the rich blend of culture, talent, and experiences of our associates. We are committed to non-discrimination on any protected basis, including disability, veteran status, or other basis protected by applicable law. All locations offer 401(k) plan, stock purchase plan, discounts at Marriott properties, commuter benefits, employee assistance plan, and childcare discounts. Benefits are subject to terms and conditions, which may include rules regarding eligibility, enrollment, waiting period, contribution, benefit limits, election changes, benefit exclusions, and others. Click here [https://life.marriott.com/wp-content/uploads/2025/09/benefitsoverviewf_2025edits_8.19.25.pdf] to learn more. Full-time positions also offer coverage for medical, dental, vision, health care flexible spending account, dependent care flexible spending account, life insurance, disability insurance, accident insurance, adoption expense reimbursements, and paid parental leave. Washington Applicants Only: Employees will accrue paid sick leave, 0.0384 PTO balance for every hour worked and be eligible to receive minimum of 9 holidays annually. Marriott HQ is committed to a hybrid work environment that enables associates to Be connected. Headquarters-based positions are considered hybrid, for candidates within a commuting distance to Bethesda, MD; candidates outside of commuting distance to Bethesda, MD will be considered for Remote positions. Marriott International is the world’s largest hotel company, with more brands, more hotels and more opportunities for associates to grow and succeed. Be where you can do your best work, begin your purpose, belong to an amazing global team, and become the best version of you.

Requirements

Bachelor’s or Master’s degree in computer science, Information Security, or a related field
7+ years ServiceNow development experience. Technical lead experience is welcome.
Customer-facing technical consulting experience with ServiceNow
Experience with Flow Designer, IntegrationHub, or Service Portal development.
Expertise in various ServiceNow capabilities, including GRC/IRM, Issue Management, Vulnerability Response Management, Security Incident Response (SIR), ITSM, ITAM, ITOM, and ITIL frameworks. Exposure to Advanced Risk Module is added advantage.
Experience with ServiceNow integrations using REST/SOAP and MID Servers
Experience with JavaScript, Glide API, HTML, and CSS
Familiarity with CMDB and Discovery.
Implement best practices in coding and design as per ServiceNow standards and community guidelines.
ServiceNow Certified Application Developer (CAD), ServiceNow Certified System Administrator (CSA) or other relevant certifications.
Proficient in reporting and dashboard set up.
Experience with Agile development methodology, requirements management and JIRA, or a similar RTM platform and ability to provide time estimation to work components.
Demonstrated history of upskilling independently, Adaptive Execution skills, and maintains a pulse on industry innovations.
Strong critical thinking, collaborative problem-solving and analytical skills.
The Self-Starter Mindset, Passion for technology advancements
Excellent communication and interpersonal skills.
Ability to work independently and in a team environment.
Detail-oriented with a focus on delivering high-quality results.

Nice To Haves

Active exploration of the ServiceNow Generative AI Controller and Now Assist capabilities.
Have an understanding on how to bridge the gap between the Now Platform and external LLMs (OpenAI, Azure).
Hands-on experience or conceptual familiarity with building custom skills in the Now Assist Skill Kit
Experience with Generative AI capabilities to enable AI-Driven Workflow & Process Optimization.

Responsibilities

Design, develop, and customize ServiceNow applications, modules, and workflows to meet business requirements.
Create and maintain ServiceNow forms, fields, UI policies, and business rules.
Implement client-side and server-side scripting to enhance ServiceNow functionality.
Build and maintain automation frameworks for ServiceNow to streamline repetitive tasks and processes.
Develop and manage scripts and workflows for task automation and orchestration within the ServiceNow platform.
Integrate ServiceNow with external systems and tools using REST APIs, web services, and other integration methods.
Orchestrate and automate cross-platform processes and data exchanges to improve efficiency.
Use the Setup Assistant to manage MID Server connections, credentials, and import schedules.
Develop and implement integration workflows between AWS services and ServiceNow, ensuring seamless communication and data exchange.
Utilize AWS Lambda, Step Functions, and other serverless technologies to automate processes. Implement mechanisms for data synchronization between AWS resources (such as EC2 instances, S3 buckets, and RDS databases) and the ServiceNow platform.
Implement security best practices for AWS and ServiceNow integration, including encryption, access controls, and compliance with industry standards.
Collaborate with the security team to address any vulnerabilities and ensure a secure integration environment.
Develop automated test scripts and test suites to validate ServiceNow applications and configurations.
Implement regression testing to ensure the stability of ServiceNow updates and customizations.
Proficiency in scripting languages such as JavaScript to create custom functionality and enhancements.
Develop scripted REST APIs to extend ServiceNow's capabilities and facilitate data integration.
Collaborate with cross-functional teams, including developers, testers, and business stakeholders, to understand requirements and deliver solutions.
Communicate effectively to gather requirements, provide status updates, and address issues.
Collaborate with DevOps teams to ensure smooth and reliable releases.
Extensive experience managing the ServiceNow update set lifecycle, including creation, preview, migration, and conflict resolution across multiple environments.
Proven ability to identify and resolve update set conflicts efficiently to ensure smooth promotion of changes between instances.
Strong knowledge of best practices for update set management, including handling skipped updates, coalescing changes, and minimizing development disruptions post-instance cloning.
Familiarity with Scoped Applications and understanding update set limitations versus application repositories (AppRepo) for effective development workflows.
Ability to enforce governance and migration standards to ensure consistent, high-quality deployments and collaborative development processes.