NMS ServiceNow Software Designer, IT Software Developer III

AT&T

NMS ServiceNow Software Designer overseeing ServiceNow tool integration and team leadership for AT&T's National Security segment. Ensuring compliance and optimizing system performance while fostering team collaboration.

Posted 7/28/2026full-timeChantilly • Virginia • 🇺🇸 United StatesSeniorLead💰 $108,000 - $225,000 per yearWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in ServiceNow deployment and administration, with a strong focus on automation, integration, and compliance with DoD standards. Proven leadership in managing teams through the Systems Development Life Cycle (SDLC) while ensuring effective communication and project delivery.

Highest-signal resume keywords

ServiceNow AdministrationInformation Assurance Technical (IAT) Level 2 CertificationAgile and Scrum MethodologiesTeam Leadership ExperienceAutomation and Orchestration with Ansible, Python, Terraform, PowerShell

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

ServiceNow DevelopmentJavaScript ScriptingRoot Cause Analysis (RCA)System Performance AnalysisConfiguration ManagementTechnical DocumentationTroubleshooting and DiagnosisContinuous ImprovementIntegration with Cisco Network Services OrchestratorDatabase Development with MariaDB

Soft Skills

Excellent Communication SkillsOrganizational SkillsCritical ThinkingAttention to DetailAdaptability in Dynamic Environments

Tools & Technologies

ServiceNow SuiteRHEL Operating SystemWindows Operating SystemMicrosoft Office SuiteITSM Tools

Certifications & Qualifications

ServiceNow Certified System AdministratorAdvanced ServiceNow CertificationInformation Assurance Technical (IAT) Level 2

Industry Keywords

Department of Defense (DoD)Risk Management Framework (RMF)Systems Development Life Cycle (SDLC)Enterprise Solution DeploymentsCross Platform Integration

Tech Stack

Tools & technologies

AnsibleITSMJavaJavaScriptLinuxMariaDBPerlPythonSDLCServiceNowTerraform

About the role

Key responsibilities & impact

Compliance with Department of Defense (DoD) 8140.03 (8570) Information Assurance Technical (IAT) Level 2.
Oversee and guide team members in the deployment, administration, development, and integration of the ServiceNow suite of tools on RHEL and Windows operating systems, while facilitating collaboration with database developers on MariaDB requirements.
Lead the team in utilizing Agile, Scrum, and SDLC methodologies to coordinate, track, and deliver projects efficiently, fostering a culture of continuous improvement and accountability.
Coordinate closely with Project Managers and Technical Leads, ensuring clear communication of team progress, risks, and technical challenges.
Direct integration efforts with Cisco Network Services Orchestrator, GOTS, and other enterprise tools, assigning integration tasks and ensuring successful outcomes.
Oversee the creation and maintenance of technical documentation by the team, ensuring accuracy and completeness for operations users and providing user handoff training as needed.
Monitor the team’s efforts to maintain IT system and application performance/availability while responding proactively to emerging issues.
Lead the team in hardening and securing systems, supporting Risk Management Framework (RMF) authorization and accreditation (A&A) efforts, and ensuring all engineered solutions are compliant.
Guide the automation and orchestration of ServiceNow deployment activities using modern tools and methods (Ansible, Python, Terraform, PowerShell), and mentor the team in best practices for testing, validation, and verification.
Manage the troubleshooting, diagnosis, and resolution of complex system and service issues, overseeing Root Cause Analysis (RCA) and driving continuous improvement.
Direct system performance analysis and tuning activities, ensuring solutions are efficiently configured and optimized by the team.
Lead engineering projects and technical processes through the Systems Development Life Cycle (SDLC), ensuring the team meets deliverables, achieves positive outcomes, and stays within scope and budget.
Oversee the delivery of well-developed and engineered solutions as deployable packages, ensuring Operations teams can transition solutions to production environments with minimal manual intervention and high success rates.
Perform additional duties as assigned and needed in a dynamic environment to support evolving business and technical requirements.

Requirements

What you’ll need

Candidate must have 16 years of experience that can be a combination of work history and education.
Must meet Information Assurance Technical (IAT) Level 2 certification requirements.
Must have at least 5 years of relevant ServiceNow experience that can be a combination of work history, education, and training.
Must have Certification: ServiceNow Certified System Administrator.
Must have at least one other advanced ServiceNow certification.
Team Leadership experience.
The candidate must be highly motivated.
Able to work independently with both local and geographically diverse team members.
Must also have experience working within concept, design, engineering, production, and sustainment phases of ServiceNow system development lifecycle.
Must be able to process and analyze information and trouble calls submitted by a customer (e.g., system administrator, developer, security specialist), make determinations, and provide and implement solutions.
Proven experience automating the implementation and configuration of ServiceNow technologies to support large scale enterprise solution deployments and configuration management efforts.
Hands-on experience with developing, evaluating, assessing, and refining automated testing, validation, and verifications methods.
Excellent client-facing and internal communication skills.
Exceptional organizational skills, including attention to detail, multitasking and critical thinking skills.
Excellent and clear written documentation skills.
Excellent self-study to achieve advanced training as required by the team and the program.
Thrive within a highly dynamic and changing environment while adapting and managing shifting customer priorities.
Working knowledge of Service Now or other ITSM.
Experience working with Microsoft Office products: Word, Excel, PowerPoint, and Outlook.
Cross platform and integration experience including Windows, Linux, Juniper, and Cisco.
Demonstrated experience developing and scripting within ServiceNow using languages such as JavaScript, as well as integrating ServiceNow with external systems using Java, Python, Perl, or PowerShell.

Benefits

Comp & perks

Medical/Dental/Vision coverage
401(k) plan
Tuition reimbursement program
Paid Time Off and Holidays (based on date of hire, at least 23 days of vacation each year and 9 company-designated holidays)
Paid Parental Leave
Paid Caregiver Leave
Additional sick leave beyond what state and local law require may be available but is unprotected
Adoption Reimbursement
Disability Benefits (short term and long term)
Life and Accidental Death Insurance
Supplemental benefit programs: critical illness/accident hospital indemnity/group legal
Employee Assistance Programs (EAP)
Extensive employee wellness programs
Employee discounts up to 50% off on eligible AT&T mobility plans and accessories, AT&T internet (and fiber where available) and AT&T phone