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General Dynamics Information Technology

Tier III Administrator

General Dynamics Information Technology

. Provide Tier III technical support for DISA Global Video Services and integration into Microsoft 365 Teams .

Posted 10/19/2026full-timeUnited StatesMid-LevelSenior💰 $80,750 - $109,250 per yearWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates expertise in providing Tier III technical support for DISA Global Video Services and Microsoft 365 Teams, with a strong focus on incident analysis, problem resolution, and documentation. Capable of thriving in a collaborative environment while maintaining operational metrics and adhering to security clearance requirements.

Highest-signal resume keywords
Tier III Technical SupportMicrosoft 365 TeamsCompTIA Security+ CertificationIncident Analysis and ResolutionDoW Cloud Environments

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
Technical SupportIncident DiagnosisProblem ResolutionDocumentation DevelopmentOperational Metrics MaintenanceSystem AdministrationTroubleshootingService Level AgreementsEnd-to-End SupportTicket Processing
Soft Skills
CollaborationCommunicationProblem-SolvingAdaptabilityCustomer Service
Tools & Technologies
DISA Global Video ServicesMicrosoft Office 365Secure-Video TeleconferencingIncident DatabasesStandard Operating Procedures
Certifications & Qualifications
Bachelor's DegreeActive Secret Security ClearanceCompTIA Security+
Industry Keywords
Technical SupportCloud EnvironmentsIL4/IL5/IL6Classified NetworksUnclassified Networks

Tech Stack

Tools & technologies
Cloud

About the role

Key responsibilities & impact
  • Provide Tier III technical support for DISA Global Video Services and integration into Microsoft 365 Teams
  • Provide technical support via phone and/or email to local and off-site users
  • Analyze and respond to incidents and determine required support level
  • Diagnose problems, investigate causes and recommend solutions with users
  • Resolve issues within SLAs or escalate to the appropriate service level queue
  • Review incidents and incident databases to support efficient problem resolution
  • Coordinate with internal support staff and vendors and follow up with end-users and customers
  • Process Tier II tickets to resolution and escalate appropriate tickets to Tier IV
  • Provide end-to-end support for GVS and Secure-Video Teleconferencing issues
  • Develop and maintain Standard Operating Procedures documentation
  • Support occasional weekend maintenance windows
  • Provide reach back to Microsoft Office 365 product groups and developers
  • Develop and maintain weekly and monthly operational metrics
  • Participate in operations support meetings

Requirements

What you’ll need
  • Bachelor’s Degree and a minimum of 3 years’ experience
  • Minimum of an active Secret security clearance
  • CompTIA Security+ or similar for IAT Level II certification
  • Expertise in developing, maintaining and contributing to technical and process documentation
  • Experience with M365 Teams
  • Experience administering and troubleshooting systems deployed in DoW Cloud Environments (IL4/IL5/IL6), including MS Office 365 and classified and unclassified networks
  • Ability to thrive in a highly collaborative, fast-paced, growth-focused environment
  • US citizenship required
  • 3+ years of related experience
  • Ability to provide daily coverage from 8:00am–5:00pm local time, Monday–Friday, with possible emergency/on-call support after hours
  • Travel required less than 10%

Benefits

Comp & perks
  • Comprehensive benefits and wellness packages
  • 401K with company match
  • Competitive pay
  • Paid time off
  • Medical plan options, some with Health Savings Accounts
  • Dental plan options
  • Vision plan options
  • Full flex work weeks where possible
  • Vacation, sick and personal time
  • Holidays, paid parental, military, bereavement and jury duty leave
  • Short- and long-term disability benefits
  • Life insurance
  • Accidental death and dismemberment insurance
  • Personal accident insurance
  • Critical illness insurance
  • Business travel and accident insurance
  • Growth: AI-powered career tool identifying career steps and learning opportunities
  • Support: Internal mobility team
  • Award-winning culture of innovation and military-friendly workplace