IoT / Edge Software Engineer (Bethesda, MD, US)

United States Digital Space LLC; United States; Remote; USD 68,000 - 142,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Flexible spending or health savings

Life and AD&D insurance

Short and long term disability

Paid time off

Employee assistance

401k with company match

Job summary

NTT DATA is seeking an IoT Edge Software Engineer to design and maintain edge modules for Linux-based gateways, enabling secure dosimeter data flow to the cloud. You will implement AWS Greengrass, BLE communications, and secure updates, ensuring real-time and offline operation.

The role requires embedded Linux, AWS IoT Core, MQTT, and a DoD/RMF-compliant mindset, with opportunities to collaborate across security, DevSecOps, and backend teams.

Qualifications

• Bachelor’s degree in a quantitative field (e.g., Electrical/Computer Engineering, CS, IT).
• Minimum 3 years of software engineering experience.
• 1 year experience with backend services/APIs for cloud-based or regulated systems.
• Familiarity with agile/DevOps/DevSecOps methods.
• US Citizenship with ability to obtain Secret Clearance.

Responsibilities

• Design, develop, and maintain edge software for IoT gateways with BLE dosimeter communication.
• Implement AWS Greengrass components on Linux-based gateway hardware.
• Develop secure device authentication, encryption, and remote firmware updates.
• Integrate edge with AWS IoT Core, MQTT, and cloud services.
• Support real-time and batch data ingestion, including disconnected operations.
• Collaborate with security and DevSecOps to meet DoD IL4/FedRAMP/RMF.

Skills

Embedded Linux

MQTT messaging

AWS IoT Core

BLE communication

Edge software

Education

Bachelor’s degree in engineering or related field

Tools

AWS Greengrass

Linux gateway hardware

Job description

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us.

We are currently seeking a IoT / Edge Software Engineer to join our team in Bethesda (REMOTE), Maryland (US-MD), United States (US).

Job Summary:

The IoT Edge Software Engineer is responsible for the design, development, deployment, and maintenance of edge software components that enable secure, reliable, and scalable integration between field-deployed dosimeter devices, gateways, and cloud environment. This role is central to the modernization of client's radiation exposure management, focusing on the implementation and optimization of AWS Greengrass-based IoT gateway solutions, Bluetooth Low Energy (BLE) device communication, and secure data transmission protocols. The engineer works closely with system architects, backend/API engineers, and operational stakeholders to ensure that edge software components support real-time dosimeter data ingestion, device management, firmware updates, and operational status monitoring in compliance with cybersecurity and privacy requirements. The IoT Edge Software Engineer is responsible for developing and maintaining software modules that run on Linux-based gateway hardware, supporting features such as device authentication, data encryption, remote updates, and automated diagnostics. The position requires hands‑on experience with embedded Linux, MQTT messaging, and integration with AWS IoT Core, as well as the ability to troubleshoot and optimize edge‑to‑cloud workflows for performance, reliability, and security. The engineer ensures that all edge software is auditable, maintainable, and aligned with the mission‑critical needs of operational communities, supporting both connected and disconnected operational scenarios. This role is essential for delivering a robust, secure, and resilient edge computing infrastructure that enables client to provide accurate, timely, and actionable radiation exposure data across enterprise.

Job Duties:

• Design, develop, and maintain edge software modules for IoT gateways, supporting BLE dosimeter communication, device management, and secure data transmission
• Implement and optimize AWS Greengrass components for deployment on Linux-based gateway hardware
• Develop and maintain secure device authentication, data encryption, and remote firmware update capabilities
• Integrate edge software with AWS IoT Core, MQTT messaging, and cloud services
• Support real‑time and batch data ingestion workflows, including handling of disconnected operations and automated re‑synchronization
• Collaborate with backend, security, and DevSecOps teams to ensure compliance with DoD IL4, FedRAMP, and RMF requirements
• Troubleshoot, optimize, and enhance edge software performance, reliability, and security
• Maintain comprehensive technical documentation for edge software components, deployment procedures, and operational workflows
• Participate in code reviews, security assessments, and compliance audits as required by contract and SOW
• Provide technical support for field deployment, user acceptance testing, and ongoing operations of edge solutions

Basic Qualifications:

• Bachelor’s degree in a quantitative field such as engineering or mathematics (e.g., Electrical Engineering, Computer Engineering, Computer Science, Information Technology, or Information Systems)
• Minimum 3 years of experience with software engineering
• 1 yr Experience developing backend services and APIs for cloud-based, IoT-enabled, or regulated federal systems
• Minimum 1 year of experience with applying modern software development methodologies (e.g., agile, DEVOPS/DEVSECOPS) in a professional or academic setting
• US Citizen with the ability to obtain a Secret Clearance

Preferred Qualifications:

• Experience with applying programming concepts in a professional or academic setting
• Experience developing backend services and APIs for cloud-based, IoT-enabled, or regulated federal systems
• Proficiency in Python, Java, or similar languages used for backend and API development
• Familiarity with AWS GovCloud, Greengrass, and secure data integration in DoD environments
• Experience implementing RBAC, organizational hierarchy, and secure authentication/authorization mechanisms
• Knowledge of DoD cybersecurity, privacy, and RMF requirements for IL4/IL5 systems
• Experience with automated testing, CI/CD pipelines, and DevSecOps practices
• Strong documentation and communication skills, including the ability to produce technical specifications and API documentation
• Experience supporting data migration, legacy system integration, and operational troubleshooting in large-scale enterprise environments

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
• additional voluntary or legally-required benefits

About NTT DATANTT 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, .

NTT DATA endeavors to make accessible to any and all users. If you would like to contact us regarding the accessibility of our website or need assistance completing the application process, please contact us at . This contact information is for accommodation requests only and cannot be used to inquire about the status of applications. NTT DATA is an equal opportunity employer. Qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or protected veteran status. For our EEO Policy Statement, please click here. If you'd like more information on your EEO rights under the law, please click here. For Pay Transparency information, please click here.