Senior Systems Administrator

Salary: $100,000 - 140,000 per year Requirements:

• We require a bachelors degree and at least 4 years of relevant experience in systems engineering or a closely related technical field.
• We are looking for experience in infrastructure automation, including building connections between information inputs, controllers, and outputs.
• We need experience developing use cases, deriving requirements, and preparing technical project documentation.
• We value experience with DevOps integration methods across development and IT environments.
• We prefer strong system administration skills, including applying application updates, performing upgrades, and resolving system anomalies.
• We prefer the ability to maintain key system artifacts such as System Engineering Plans (SEPs) and Interface Control Documents (ICDs).
• We value familiarity with lifecycle management and the integration of Enterprise and Agreement process areas under ISO/IEC 15288 to support overall system quality.
• We require a current and active DoD TS/SCI clearance.
• We need the ability to meet physical requirements, including remaining stationary for about half of the workday and moving around the office as needed.

• We apply systems administration principles throughout the full lifecycle of the system, including production, utilization, and support phases.
• We identify and communicate major uncertainties tied to system configurations, including related risks and opportunities.
• We support requirements management, interface management, and architecture change management activities.
• We translate analysis findings into practical recommendations for government stakeholders.
• We develop workflows and activity diagrams based on the concept of operations.
• We build and maintain requirements traceability to support sponsor objectives.
• We help develop actionable strategies to support adoption of MBSE and related tools.
• We provide hardware and application support for the cloud application and system.
• We provide hardware support for the cloud application and system.

• Cloud
• DevOps
• Hardware
• Support

More:

We are MANTECH, and we are seeking a motivated, customer-focused Senior Systems Administrator to join our team in Augusta, GA. This is an onsite opportunity where you will support a cloud application and system while contributing to systems engineering, requirements management, and lifecycle activities. We offer the chance to work on meaningful technical challenges in a professional environment, supporting government stakeholders and collaborating with team members, management, and customers.

last updated 41 week of 2026