Sr. NMS ServiceNow Software Designer

Leidos•Chantilly, VA

13d•Onsite

About The Position

Leidos is seeking a Sr. 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 the full integration of toolsets and servers. The position requires office presence at least five days per week and is available only at the posted location(s); relocation is not offered. The designer leads and guides a team deploying, administering, developing, securing, automating, and integrating the ServiceNow suite on RHEL and Windows. The role coordinates with database developers, Project Managers, Technical Leads, and Operations teams; oversees integration with Cisco Network Services Orchestrator, COTS, and other enterprise tools; and manages technical documentation, user handoffs, system performance, troubleshooting, and root-cause analysis. The position leads engineering work through the Systems Development Life Cycle and uses Agile, Scrum, and SDLC practices to deliver projects within scope and budget. It also oversees system hardening and RMF authorization and accreditation support, automated testing and deployment, performance tuning, and the delivery of deployable solutions that Operations teams can transition to production with minimal manual intervention.

Requirements

Hold an active TS/SCI clearance with polygraph at the time of application.
Have 16 years of experience, which may combine work history and education: doctorate plus 8 years, master's plus 10 years, bachelor's plus 12 years, associate degree plus 14 years, or high school plus 16 years.
Meet Information Assurance Technical (IAT) Level 2 certification requirements, such as CompTIA Security+.
Have at least 5 years of relevant ServiceNow experience, which may combine work history, education, and training.
Hold ServiceNow Certified System Administrator certification and at least one other advanced ServiceNow certification.
Demonstrate ServiceNow development and scripting experience, including languages such as JavaScript, and integration with external systems using Java, Python, Perl, or PowerShell.
Have team leadership experience and advanced system architecture, design, and integration experience.
Have experience across concept, design, engineering, production, and sustainment phases of the ServiceNow system development lifecycle.
Have experience with at least one of Agile, Scrum, or SDLC.
Be able to work independently with local and geographically diverse team members, manage time effectively, meet deliverable timelines, and perform complex technical tasks with minimal supervision while leading others.
Be able to analyze customer-submitted information and trouble calls, make determinations, and provide and implement solutions.
Have proven experience automating ServiceNow technology implementation and configuration for large-scale enterprise deployments and configuration management.
Have hands-on experience developing, evaluating, assessing, and refining automated testing, validation, and verification methods.
Demonstrate strong organization, attention to detail, multitasking, critical thinking, collaboration, problem-solving, self-study, and adaptability to changing priorities.
Have strong internal and client-facing communication skills, supported by clear technical documentation and professional verbal delivery.
Have a foundational understanding of RDBMS platforms such as MySQL, MariaDB, or RaptorDB, and SQL, to collaborate with Enterprise DBAs on schema design, custom indexing, data archiving, and platform performance tuning.
Have cross-platform and integration experience with Windows, Linux, Juniper, and Cisco.
Have experience using Microsoft Office products, including Word, Excel, PowerPoint, and Outlook.
Be skilled at working in a professional office setting and innovating collaboratively.

Nice To Haves

CompTIA Network+ certification or equivalent network background.

Responsibilities

Oversee and guide team members in deploying, administering, developing, and integrating the ServiceNow suite on RHEL and Windows, while coordinating database requirements with database developers.
Lead the use of Agile, Scrum, and SDLC methodologies to coordinate, track, and deliver projects, fostering 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 work and ensure successful outcomes.
Oversee accurate and complete technical documentation and provide user handoff training as needed.
Monitor IT system and application performance and availability, and respond proactively to emerging issues.
Lead system hardening and security work, support RMF authorization and accreditation efforts, and ensure engineered solutions are compliant.
Guide automation and orchestration of ServiceNow deployments using tools and methods 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 to ensure 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 Operations teams can transition into production with minimal manual intervention and high success rates.