NMS ServiceNow Software Designer (IT SD3) (Government)

AT&T • Chantilly, VA

3d • $118,700 - $207,000 • Onsite

About The Position

AT&T Global Public Sector is hiring an NMS ServiceNow Software Designer to support a key program in its National Security business segment. The role provides expert knowledge of network management systems, operating systems, commercial and government software, and integration of toolsets and servers. The position is based at a government customer site in Chantilly, Virginia, requires office presence at least five days per week, and does not offer relocation.

The designer leads and guides a team responsible for deploying, administering, developing, integrating, securing, automating, and maintaining the ServiceNow suite on RHEL and Windows. The role coordinates with database developers, project managers, and technical leads; oversees integrations with Cisco Network Services Orchestrator, COTS, and other enterprise tools; and supports system performance, troubleshooting, documentation, user handoffs, and production transitions. The position also leads engineering work through the SDLC and supports RMF authorization and accreditation efforts.

Applicants must hold a TS/SCI clearance with polygraph and satisfy DoD 8140.03 (8570) IAT Level 2 requirements. The job requires 16 years of combined education and experience, with qualifying education/experience combinations specified in the posting, at least five years of relevant ServiceNow experience, ServiceNow Certified System Administrator certification, and at least one additional advanced ServiceNow certification. The annual salary range is $118,700–$207,000; individual starting salary may depend on geography, experience, expertise, and education or training.

Requirements

• 16 years of combined work history and education, satisfied through one of the stated combinations: doctorate plus 8 years, master’s plus 10 years, bachelor’s plus 12 years, associate degree plus 14 years, or high school diploma plus 16 years.
• At least five years of relevant ServiceNow experience, which may combine work history, education, and training.
• ServiceNow Certified System Administrator certification.
• At least one additional advanced ServiceNow certification.
• Meet DoD 8140.03 (8570) Information Assurance Technical (IAT) Level 2 requirements, including CompTIA Security+ requirements.
• TS/SCI clearance with polygraph.
• Demonstrated ServiceNow development and scripting experience using languages such as JavaScript, and experience integrating ServiceNow with external systems using Java, Python, Perl, or PowerShell.
• Team leadership experience and advanced system architecture, design, and integration skills.
• Experience working through concept, design, engineering, production, and sustainment phases of the ServiceNow system development lifecycle.
• Experience with at least one of Agile, Scrum, or SDLC.
• Ability to work independently with local and geographically diverse team members, with minimal supervision on complex technical tasks while effectively leading others.
• Effective time management to meet deliverable timelines.
• Experience analyzing customer-submitted information and trouble calls and implementing solutions.
• Experience automating implementation and configuration of ServiceNow technologies for large-scale enterprise deployments and configuration management.
• Hands-on experience developing, evaluating, assessing, and refining automated testing, validation, and verification methods.
• Strong organizational, attention-to-detail, multitasking, and critical-thinking skills.
• Ability to work professionally in a team and office environment and innovate collaboratively.
• Ability to focus study and research to solve specific problems rapidly; strong self-study skills to achieve advanced training as required.
• Ability to thrive in a dynamic, changing environment and adapt to shifting customer priorities.
• Strong internal and client-facing communication skills, clear technical documentation, and professional verbal delivery.
• Foundational understanding of RDBMS (MySQL/MariaDB/RaptorDB) and SQL to collaborate with Enterprise DBAs on schema design, custom indexing, data archiving, and performance tuning.
• Cross-platform and integration experience with Windows, Linux, Juniper, and Cisco.
• Experience with Microsoft Office products: Word, Excel, PowerPoint, and Outlook.

Nice To Haves

• CompTIA Network+ certification or equivalent network background.
• ISC2 CISSP certification or equivalent; the posting states this is strongly preferred and exceeds the minimum requirement for the role.

Responsibilities

• Oversee and guide team members in deploying, administering, developing, and integrating ServiceNow tools on RHEL and Windows, coordinating with database developers on database requirements.
• Lead team use of Agile, Scrum, and SDLC methodologies to coordinate, track, and deliver projects, supporting continuous improvement and accountability.
• Coordinate with Project Managers and Technical Leads and communicate team progress, risks, and technical challenges.
• Direct integration with Cisco Network Services Orchestrator, COTS, and other enterprise tools; assign integration tasks and ensure successful outcomes.
• Oversee accurate and complete technical documentation for operations users and provide user handoff training as needed.
• Monitor efforts to maintain IT system and application performance and availability, and respond proactively to emerging issues.
• Lead system hardening and security, support RMF authorization and accreditation efforts, and ensure engineered solutions comply with requirements.
• Guide automation and orchestration of ServiceNow deployments using tools such as Ansible, Python, Terraform, and PowerShell; mentor the team in testing, validation, and verification practices.
• Manage troubleshooting, diagnosis, and resolution of complex system and service issues; oversee Root Cause Analysis and drive continuous improvement.
• Direct system performance analysis and tuning, ensuring team solutions are efficiently configured and optimized.
• Lead engineering projects and technical processes through the SDLC, ensuring deliverables, positive outcomes, and adherence to scope and budget.
• Oversee delivery of deployable, well-engineered solution packages that enable Operations teams to transition solutions to production with minimal manual intervention and high success rates.
• Perform additional duties as assigned to support evolving business and technical requirements.
• Process and analyze customer-submitted information and trouble calls, determine appropriate actions, and provide and implement solutions.

Benefits

• Medical, dental, and vision coverage.
• 401(k) plan.
• Tuition reimbursement program.
• Paid time off and holidays: at least 23 vacation days per year, based on date of hire, and 9 company-designated holidays; prorated when working less than 40 hours per week.
• Paid parental leave.
• Paid caregiver leave.
• Additional sick leave beyond what state and local law require may be available but is unprotected.
• Adoption reimbursement.
• Short-term and long-term disability benefits.
• Life and accidental death insurance.
• Supplemental benefits, including critical illness, accident, hospital indemnity, and group legal programs.
• Employee Assistance Programs (EAP).
• Employee wellness programs.
• Employee discounts of up to 50% on eligible AT&T mobility plans and accessories, AT&T internet (including fiber where available), and AT&T wireline phone.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: No Education Listed