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General Dynamics Information Technology•Chantilly, VA

1d•$140,821 - $190,523•Onsite

About The Position

GDIT is hiring a ServiceNow System Administrator to support enterprise IT operations and mission workflows. The role implements access controls, applies observability and data-quality practices, creates role-specific dashboards, and performs ongoing capacity planning to improve operational decision-making, platform performance, and cost optimization. The position is onsite in Chantilly, Virginia, and requires an active Top Secret SCI clearance with polygraph and U.S. citizenship. The role is part of GDIT’s IT Infrastructure and Operations job family. It is a regular position with 40 scheduled weekly hours and less than 10% travel. The listed likely salary range is $140,821–$190,523; compensation may vary based on experience, geographic location, and contractual requirements.

Requirements

At least 8 years of related experience.
Technical training, certification(s), or a degree.
Currently possess a Top Secret SCI clearance with polygraph.
U.S. citizenship required.

Responsibilities

Implement role-based and attribute-based access controls to define permissions according to users’ roles, attributes, and need to know.
Apply observability practices, including continuous alert tuning to reduce noise, data-quality validation before ingestion, structured logging conventions, and compliance with security and governance policies.
Design contextualized, role-specific insight dashboards for operator, analyst, and leadership workflows, filtering telemetry, alerts, traces, and operational indicators to support faster triage and targeted decisions.
Conduct continuous capacity planning using telemetry trends, resource-consumption analytics, forecasting models, and platform performance indicators.
Use capacity-planning insights to support cost optimization through rightsizing, archival strategies, dashboard-efficiency improvements, and policy-aligned data retention.

Benefits

Comprehensive benefits and wellness packages.
401(k) plan with company match.
Competitive pay and paid time off.
Medical plan options, including some with Health Savings Accounts.
Dental and vision plan options.
Full-flex work weeks where possible.
Paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement, and jury duty leave.
Short- and long-term disability benefits.
Life, accidental death and dismemberment, personal accident, critical illness, and business travel and accident insurance are provided or available.
Growth and learning opportunities through an AI-powered career tool.
Internal mobility team focused on employees’ career goals.