Mission-Critical Systems Administrator – Onsite TS/SCI

General Dynamics Information Technology, Inc.; Livermore (CA); On-site; USD 111,000 - 150,000; Full time

Benefits offered by this job

401K with company match

Comprehensive health and wellness

Internal mobility team

Paid education and certifications

Cutting-edge technology you can learn

Paid vacation and holidays

Job summary

General Dynamics Information Technology, Inc. (GDIT) in Livermore, CA is seeking a Systems Administrator/Mission Support Operator to provide 24/7, on-site IT operations support to mission users.

The role requires Top Secret/SCI clearances, a strong IT foundation, and hands-on monitoring with SolarWinds, Splunk, and Wireshark. Responsibilities include monitoring end-to-end systems, triaging faults, supporting networking teams, and ensuring rapid response to mission-critical events.

Qualifications

• 8+ years of directly related experience in IT / Network administration and support.
• TS/SCI or DoE Q Clearance
• Experience with monitoring tools such as SolarWinds, Splunk, or WireShark.
• Have a working knowledge of critical physical infrastructure (including HVAC, Power, UPS, etc.) that is utilized to support mission operations

Responsibilities

• Monitor the performance and capacity of end-to-end IT computer systems using a variety of specialized software applications/tools.
• Triage hardware, software, and environmental faults, alerts, or malfunctions.
• Understand the basic principles of Mobile Phone and Radio Frequency Spectrum/technology.
• When an issue is identified, the MSO works to determine the cause of the problem, provide situational awareness and resolution to the user community.
• Serve as first responder and ‘one-stop shop' for all site issues, requiring a broad level of knowledge of high priority systems across a multi-location enterprise.
• This is similar to a civilian Emergency Operations Center for Police/Sheriff Department, but it is not the same; however, we action 911 notifications.
• This role is "mission critical"; therefore, are demanding and challenging. This is NOT a role that can be trusted to be performed in a remote capacity, must be ON SITE.
• Panama Shift Schedule | 24/7 Shift Coverage.
• Panama Shift is a rotating shift pattern that uses multiple teams and two 2-hr shifts to provide 24/7 coverage. The rotation helps ensure equity regards to work life balance for all members of team.
• Monitoring, recognition, evaluation, and correction of IT systems, network, and satellite ground stations.
• Interfacing with the user community, Mission Directors, System Administrators, Network Engineers, external sites, and other system operators as required for real-time detection, isolation, and resolution of problems.
• 24/7/365 Operational Support to customers and users in the field
• Utilize SolarWinds, Splunk, WireShark (and other monitoring tools) to monitor internal and external hardware, software, network connectivity, status IT infrastructure (utilizing ping, SNMP traps, customer scripts) – and utilizing established TTP's to respond to issues
• Provide support to Networking team, including Layer 1/2/3 type activities and documentation/design.
• Perform analysis (in both real-time and post-event) on key mission capabilities and provide feedback to internal and external customers.
• Maintain a positive, professional, and helpful working relationship with our customers.
• Perform daily, weekly, monthly, and quarterly functional checks on systems and capabilities, also perform inspections on critical hardware and infrastructure.
• Provide support to the Engineering staff for testing and validation of new software releases and network connections.
• Support Configuration Management functions (Incidents, Assets) utilizing BMC Remedy.
• Respond to customer voice and electronic support requests.
• Respond to real time, mission critical situations (response defined in minutes).
• Participate in internal and external scheduled exercises.
• Create, maintain, and update SOP/TTP documentation

Skills

IT Networking

Networking

SolarWinds

Wireshark

Education

DoD 8570 Compliant Certifications

Tools

SolarWinds

Splunk

Wireshark

Job description

General Dynamics Information Technology, Inc. (GDIT) in Livermore, CA is seeking a Systems Administrator/Mission Support Operator to provide 24/7, on-site IT operations support to mission users.

The role requires Top Secret/SCI clearances, a strong IT foundation, and hands-on monitoring with SolarWinds, Splunk, and Wireshark. Responsibilities include monitoring end-to-end systems, triaging faults, supporting networking teams, and ensuring rapid response to mission-critical events.