General Dynamics

3 months ago

Tier 3 System Administrator – TS/SCI with Polygraph

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 3 hours agoStatus: Live

Job Summary

Tier 3 System Administrator support for a Federal Intelligence Agency contract, providing Tier II Linux/Windows system administration in a hybrid Windows & RHEL environment. Requires TS/SCI with Polygraph, DoD IA certifications, and 5+ years of experience. Primarily responsible for incident resolution, AD/Linux workload management, and collaboration across teams in a large enterprise IT setting.

Location: United States

Workplace: Onsite

Employment Type: Full time

Job Function: IT Operations (Systems/Network Admin)

Seniority: Mid level

Key Responsibilities

•Provide Tier II support for maintaining multiple large Enterprise Windows and Linux environments across security enclaves in a hybrid Windows & RHEL setup.
•Troubleshoot application functionality, crashes and performance issues, and investigate user performance with external teams to improve user experience.
•Assist customers with Tier 2 incident resolution for Linux and Windows applications and provide remote end-user desktop support.
•Identify, analyze, and resolve system incidents with short-term workarounds and long-term solutions; respond to escalated service desk requests.
•Communicate effectively in oral and written form with a variety of stakeholders and work well within teams; participate in special projects as required.

Pay and Benefits

Salary: USD 110,500 - 149,500 annually

Key Requirements

•Bachelor's Degree in Computer Science, Engineering or related technical discipline, or equivalent

Experience:5+ yearsGovernmentDefenseFederal

Education:Bachelor's

Skills:CommunicationTeamworkProblem-solving

Certifications:CompTIA Security+ CESSCPCCNA-Security

Tech Stack:LinuxWindowsActive DirectoryDNSDHCPLDAPPowerShellVMwareCitrixServiceNowITIL

Eligibility

Work Authorization:Authorization required. Sponsorship not provided.

Security Clearance:TS/SCI

Company Brief

General Dynamics

Provides IT, systems engineering, cybersecurity, cloud, and mission support services to U.S. federal civilian and defense agencies, delivering large-scale technology solutions and managed services for national security and government operations.

Industry: Defense Technology

Company Size: Enterprise (1,001+ employees)

Growth: Established Company

Headquarters: Tysons / Fairfax, United States

Website LinkedIn

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General Dynamics

3 months ago

Tier 3 System Administrator – TS/SCI with Polygraph

✓ Verified Job

Canonical indexed version, validated from employer's careers page.

Source: Company careers pageValidated by: Fursa AI

Last checked: 3 hours agoStatus: Live

Job Summary

Location: United States

Workplace: Onsite

Employment Type: Full time

Job Function: IT Operations (Systems/Network Admin)

Seniority: Mid level

Key Responsibilities

•Provide Tier II support for maintaining multiple large Enterprise Windows and Linux environments across security enclaves in a hybrid Windows & RHEL setup.
•Troubleshoot application functionality, crashes and performance issues, and investigate user performance with external teams to improve user experience.
•Assist customers with Tier 2 incident resolution for Linux and Windows applications and provide remote end-user desktop support.
•Identify, analyze, and resolve system incidents with short-term workarounds and long-term solutions; respond to escalated service desk requests.
•Communicate effectively in oral and written form with a variety of stakeholders and work well within teams; participate in special projects as required.

Pay and Benefits

Salary: USD 110,500 - 149,500 annually

Key Requirements

•Bachelor's Degree in Computer Science, Engineering or related technical discipline, or equivalent

Experience:5+ yearsGovernmentDefenseFederal

Education:Bachelor's

Skills:CommunicationTeamworkProblem-solving

Certifications:CompTIA Security+ CESSCPCCNA-Security

Tech Stack:LinuxWindowsActive DirectoryDNSDHCPLDAPPowerShellVMwareCitrixServiceNowITIL

Eligibility

Work Authorization:Authorization required. Sponsorship not provided.

Security Clearance:TS/SCI

Company Brief

General Dynamics

Industry: Defense Technology

Company Size: Enterprise (1,001+ employees)

Growth: Established Company

Headquarters: Tysons / Fairfax, United States

Website LinkedIn