Senior System Administrator
Reflexive Concepts
Reflexive Concepts is seeking a skilled Senior System Administrator to join our team! Join a team providing Life Cycle Sustainment (LCS) and modernization activities for commercial and custom-developed education, learning, and training applications supporting the Government enterprise. Primary Responsibilities:
- Perform IAVA patching and reporting across enterprise systems.
- Maintain and administer Windows Server (various versions) and Linux server environments in a hybrid infrastructure.
- Provide troubleshooting, maintenance, and operational support for IT systems, including both on-premise and cloud-hosted environments.
- Execute patching, software maintenance, and upgrades for Linux and Windows systems.
- Implement and manage Windows Group Policy Objects (GPOs) and perform PowerShell scripting for automation and administrative tasks.
- Utilize AWS services, including EC2, Lambda functions, CloudFormation, and Cloud-native scripting to automate deployments and manage cloud infrastructure.
- Support infrastructure as code initiatives using Ansible and Terraform for automation, configuration management, and provisioning.
- Develop and maintain system scripts and automation tools to streamline operations and improve system reliability.
- Fifteen (15) years of experience as an SA in programs and contracts of similar scope, type, and complexity is required. A bachelor's degree in a technical discipline from an accredited college or university is required. Five (5) years of additional SA experience may be substituted for a bachelor's degree.
- DoD 8570 compliance with Information Assurance Technical (IAT) Level I is required as specified in the individual TTOs.
- Proficiency with maintaining various versions of Windows Server including hardening, patching, upgrading, and disk management.
- Linux server experience including patching and software maintenance.
- Experience with IAVA patching and reporting.
- Experience in maintaining and upgrading various types of installed software.
- Skilled in problem solving and troubleshooting of computer systems and software.
- Must be able to work during core hours of M-F 10am-2pm. Exceptions will be considered on a case-by-case basis.
- DoD 8570 compliance with Information Assurance Technical (IAT) Level I
- Experience with PowerShell scripting language
Vacancy posted 4 days ago
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