Remote Payment Processing Engineer Jobs in Washington, DC

Req ID: 376207
NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.
We are currently seeking a Firmware / OTA Integration Engineer - REMOTE to join our team in Bethesda (REMOTE), Maryland (US-MD), United States (US).
Job Summary:
The Firmware / OTA Integration Engineer is responsible for the design, development, integration, and maintenance of embedded firmware and over-the-air (OTA) update solutions for dosimeter devices and IoT gateways deployed across operational environments. This role is essential to ensuring that client delivers secure, reliable, and up-to-date device functionality in support of radiation exposure management, inventory control, and compliance with evolving requirements. The engineer works closely with hardware designers, edge software engineers, and cloud integration teams to implement robust firmware architectures, OTA update mechanisms, and device management protocols that meet stringent operational, cybersecurity, and safety standards. The Firmware / OTA Integration Engineer develops and maintains embedded code for microcontrollers and wireless modules, implements secure boot and update processes, and ensures seamless integration with AWS Greengrass and cloud services for remote firmware deployment, monitoring, and rollback. The position requires hands-on experience with embedded C/C++, secure firmware development, wireless communication protocols (such as BLE), and OTA update frameworks. The engineer is responsible for validating firmware updates through automated and manual testing, supporting field deployment and troubleshooting, and maintaining comprehensive technical documentation. This role is critical for enabling the client to maintain operational readiness, minimize device downtime, and ensure that all deployed dosimeters and gateways remain compliant with the latest security and functional requirements.
Job Duties:

• Design, develop, and maintain embedded firmware for dosimeter devices and IoT gateways
• Implement secure, reliable OTA update mechanisms, including remote deployment, monitoring, and rollback capabilities
• Integrate firmware and OTA solutions with AWS Greengrass, IoT Core, and cloud services
• Develop and maintain secure boot, device authentication, and encrypted update processes
• Collaborate with hardware, edge software, and backend teams to ensure seamless end-to-end device management
• Validate firmware updates through automated and manual testing, supporting field deployment and troubleshooting
• Maintain comprehensive technical documentation for firmware, OTA processes, and integration workflows
• Ensure all firmware and OTA solutions comply with client cybersecurity, safety, and operational requirements
• Support the development and execution of test plans, field validation, and user acceptance testing for firmware releases
• Provide technical support for device lifecycle management, including provisioning, updates, and decommissioning

Basic Qualifications:

• Bachelor's level degree in Electrical/Electronics Engineering
• Minimum 3 years of professional experience relative to duties above
• Must be US Citizen with the ability to obtain a Secret Clearance

Preferred Qualifications:

• Experience developing embedded firmware for microcontrollers and wireless modules in regulated or mission-critical environments
• Proficiency in C/C++ and secure firmware development practices
• Experience implementing OTA update frameworks and secure boot processes
• Familiarity with AWS Greengrass, IoT Core, and cloud-based device management
• Knowledge of BLE, MQTT, and secure wireless communication protocols
• Understanding of DoD cybersecurity, safety, and RMF requirements for embedded systems
• Experience supporting field deployment, troubleshooting, and operational support for distributed embedded systems
• Strong documentation and communication skills, including the ability to produce technical specifications and update guides

About NTT DATA
NTT DATA is a $30 billion business and technology services leader, serving 75% of the Fortune Global 100. We are committed to accelerating client success and positively impacting society through responsible innovation. We are one of the world's leading AI and digital infrastructure providers, with unmatched capabilities in enterprise-scale AI, cloud, security, connectivity, data centers and application services. our consulting and Industry solutions help organizations and society move confidently and sustainably into the digital future. As a Global Top Employer, we have experts in more than 50 countries. We also offer clients access to a robust ecosystem of innovation centers as well as established and start-up partners. NTT DATA is a part of NTT Group, which invests over $3 billion each year in R&D.
Whenever possible, we hire locally to NTT DATA offices or client sites. This ensures we can provide timely and effective support tailored to each client's needs. While many positions offer remote or hybrid work options, these arrangements are subject to change based on client requirements. For employees near an NTT DATA office or client site, in-office attendance may be required for meetings or events, depending on business needs. At NTT DATA, we are committed to staying flexible and meeting the evolving needs of both our clients and employees. NTT DATA recruiters will never ask for payment or banking information and will only use @nttdata.com, @nttdatafed.com and @talent.nttdataservices.com email addresses. If you are requested to provide payment or disclose banking information, please submit a contact us form, https://us.nttdata.com/en/contact-us.
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NTT DATA provides a reasonable range of compensation for specific roles. The starting pay range for this remote role is $68,076 - $141,826. This range reflects the minimum and maximum target compensation for the position across all US locations. Actual compensation will depend on a number of factors, including the candidate's actual work location, relevant experience, technical skills, and other qualifications. This position may also be eligible for incentive compensation based on individual and/or company performance. If the position offered in temporary, the position will not be eligible for incentive compensation. This position is eligible for company benefits including medical, dental, and vision insurance with an employer contribution, flexible spending or health savings account, life and AD&D insurance, short and long term disability coverage, paid time off, employee assistance, participation in a 401k program with company match, and additional voluntary or legally-required benefits.