Senior System Administrator

Role Overview

• Administer, configure, and maintain Windows Server and Linux/Unix environments across development, test, and production systems.
• Monitor system performance, availability, and reliability; proactively identify and resolve issues to minimize downtime.
• Manage and maintain network infrastructure components, including TCP/IP, DNS, DHCP, and related services.
• Perform system patching, upgrades, and vulnerability remediation in accordance with security policies and timelines.
• Support virtualization platforms including provisioning, configuration, and performance tuning of virtual machines.
• Manage and support cloud-based infrastructure and services (e.g., AWS, Azure, Google Cloud), including deployments and system integration.
• Implement and enforce security controls to ensure compliance with government regulations and standards (e.g., NIST, FISMA).
• Troubleshoot complex system, network, and application issues; perform root cause analysis and implement corrective actions.
• Maintain system backups, disaster recovery processes, and continuity of operations procedures.
• Collaborate with application, database, and network teams to support system integrations and resolve cross-functional issues.
• Develop, document, and maintain standard operating procedures (SOPs), system configurations, and technical documentation.
• Support database environments from a system administration perspective, including performance and connectivity.
• Automate routine administrative tasks using scripting and configuration management tools where applicable.
• Support audits, security assessments, and compliance reporting activities.
• Provide on-call support and participate in incident response as required.

Requirements

• Bachelor's degree in IT, Computer Science, or related field
• 7+ years of experience in system administration
• Proven experience in system administration within a government or highly regulated environment
• Strong proficiency with Windows Server and Linux/Unix operating systems
• Strong knowledge of network protocols and infrastructure (TCP/IP, DNS, DHCP)
• Experience with virtualization technologies (VMware, Hyper-V)
• Familiarity with cloud services (AWS, Azure, Google Cloud)
• Solid understanding of database management systems (SQL, NoSQL)
• Excellent troubleshooting and problem-solving abilities
• Strong communication skills and the ability to document processes and procedures
• Experience in patching operating systems to remediate any vulnerabilities
• Understanding of government compliance requirements and security standards (e.g., NIST, FISMA)

Tech Stack

• AWS
• Azure
• Cloud
• DNS
• Linux
• NoSQL
• SQL
• TCP/IP
• Unix
• VMware

Benefits

• healthcare
• wellness
• financial
• retirement
• family support
• continuing education
• time off benefits