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From the employer's careers site First seen 5 Nov 2026

Systems Administrator Sr Principal

GDIT Chantilly, VA On-site senior full-time

Salary

$140,250 - $189,750 per year

Apply on GDIT

Description

Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator Sr Principal and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.

Responsibilities:

  • Oversee the installation, configuration and maintenance of servers including physical and virtual environments.
  • Provide System Engineering support for Nlyte (Data Center Infrastructure Management Platform) expansion.
  • Provide maintenance support of sensor (temperature and humidity) network and iPDU (Power Distribution Unit) reporting into Nlyte.
  • Provide network IP address management.
  • Provide support to maintaining Nlyte accreditation.
  • Track, create and delete Nlyte user accounts and permissions.
  • Provide cloud storage management and backup/restore management.
  • Provide cloud system performance management.
  • Collaborate with stakeholders to understand business needs and requirements and provide appropriate solutions.
  • Manage the Active Directory, and other core IT services.
  • Monitor systems performance and troubleshoots complex issues to ensure high availability and reliability.
  • Perform maintenance such as patch management, updates and backups.
  • Plan and execute systems upgrades and hardware/software installations.
  • Ensure systems are updated with latest security patches and software updates.
  • Implements and maintains security measures to protect systems from unauthorized access and vulnerabilities.
  • Conduct security audits and assessments to ensure compliance with organization policies and regulatory requirements.
  • Develop, manage and test backup and recovery procedures to ensure data integrity and high availability.
  • Develop and maintain disaster recovery plans for critical systems and services.
  • Participate in disaster recover drills and business continuity planning.
  • Provide support to end users and other IT staff by resolving complex hardware, software and system related issues.
  • Maintain detailed documentation of system configurations, procedures and changes.
  • Create reports on system performance, security incidents and other key metrics.
  • Coordinate with other IT teams to ensure coordinated delivery of IT services.
  • Provide recommendations for system improvements based on analysis and industry best practices.
  • Perform additional duties as assigned.
  • May assist in the development of IT policies and procedures.
  • May coach and provide guidance to less experienced professionals.
  • May serve as a team or task lead.
  • May manage project timelines, budgets and resources.

Requirements:

  • 8+ years of related experience.
  • TS/SCI with Polygraph security clearance level.
  • Technical Training, Certification(s), Degree, or equivalent experience.

Benefits:

  • Growth: AI-powered career tool that identifies career steps and learning opportunities.
  • Support: An internal mobility team focused on helping you achieve your career goals.
  • Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off.
  • Community: Award-winning culture of innovation and a military-friendly workplace.

Skills

Required

  • Information Systems Technology
  • Nlyte
  • Recovery Planning
Apply on GDIT