Senior Applications Developer; Government
Listed on 2026-06-22
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IT/Tech
IT Consultant, Systems Administrator, Cloud Computing: Infrastructure & Operations, IT Support
This position requires office presence of a minimum of 5 days per week and is only located at customer’s site.
AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the federal government. We are dedicated to recruiting, developing and empowering a diverse, high‑performing workforce that is passionate about what they do, committed to our shared values and dedicated to our customers’ mission.
Our National Security team supports the federal government by providing, operating and assuring critical voice, video and collaboration services for the full spectrum of national security operations.
AT&T has an opening for a Senior Applications Developer to support the day‑to‑day IT systems for our customized network solution in support of the federal government.
Job Duties /ResponsibilitiesThis individual is a key member of the Applications Development team and is responsible for implementing the Service Now application to include, at a minimum, the Service Now IT Service Management suite and the platform. This individual works alongside supporting team members, partners/vendors, as well as Senior Leadership, to lead the design, development, testing, deployment, sustainment, and administration of the Service Now solution.
They perform technical aspects of the Service Now implementation including service‑now solution architecture, installation, application UI, process automation, external integrations, access control, security hardening, workflow design and configuration, reporting, upgrades and patching. They also provide Service Now focused consultation and technical leadership, support the Technical Exchange Meetings, contribute to user‑facing documents, and are responsible for Service Now applications upkeep.
- Performs designing, programming, testing and debugging Service Now and applicable scripts
- Performs capacity planning, system tuning, problem analysis and hardware/software upgrades
- Develops administrative policies, documentation, and procedures to ensure that Service Now is properly maintained and operated
- Performs testing and establishes system acceptance criteria on new or current hardware and software
- Builds service requests from customer requirements, request items and tasks
- Determines training needs and develops Service Now‑based guidelines tailored to the work environment
- Builds client profiles and system configurations for software distribution equipment
- Responds to system alerts and engages in troubleshooting and problem resolution
- Uses workflows to manage data flows from customers to support teams
- Uses scripting tools to process automation and perform integration
- Imports and exports data across various enterprise applications
- Performs system and integration testing with sample and live data
- Monitors the health and status of Service Now and applicable scripts
- Works with IT managers to generate views and reports as needed
- Analyzes user requirements and current procedures to improve system capabilities
- Installs software releases and maintains data confidentiality, integrity, and availability
- Consults with clients, hardware and software vendors, users, system administrators, and engineers
- Provides technical support for development, test and production environments
- Has experience in Linux/Unix System Administration
- Has experience in managing a Self‑Hosted Service Now instance and upgrading Service Now Core applications
- Assesses existing Service Now usage and recommends forward evolution to maximize efficiencies
- Performs integrations and process automation using Service Now Orchestration
- Understands ITIL/ITSM processes
- Understands HTML, CSS, JavaScript, and other web technologies
- Must be knowledgeable in the support and development of Service Now, Splunk, Nlyte, VMware, Ansible, etc.
TS/SCI poly (#tssci) (#polygraph)
Required Qualifications- Five (5) years of experience as a Developer in programs and contracts of similar scope, type, and complexity are required.
- Bachelor’s degree in System Engineering, Computer Science, Applied Science, Electrical Engineering, Math, Information Assurance, Information Security System…
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