Senior Systems Administrator & Database EngineerCACI International • Virginia, Minnesota, United States
Senior Systems Administrator & Database Engineer
CACI International
- Virginia, Minnesota, United States
- Virginia, Minnesota, United States
Über
Job Category: Information Technology
Time Type: Full time
Minimum Clearance Required to Start: TS/SCI with Polygraph
Employee Type: Regular
Percentage of Travel Required: None
Type of Travel: None
The Opportunity The Senior Systems Administrator & Database Engineer is responsible for secure operations, configuration management, and sustainment of mission‑critical systems across multiple classification domains. The engineer provides advanced support for both Windows and Linux environments, administers Microsoft SQL Server databases, maintains compliance and system integrity, and ensures reliable operations across enterprise platforms. This role supports cloud integration, system modernization, and operational continuity across classified and unclassified networks.
Responsibilities include system hardening, vulnerability remediation, onboarding systems into enterprise security/log visibility platforms, preparing RMF/ATO documentation, and troubleshooting complex technical issues end‑to‑end. The engineer works closely with Cybersecurity, Network Engineering, Cloud Engineering, and mission system owners to ensure stability, availability, and compliance of core mission systems.
Responsibilities
Administer and maintain Linux and Windows systems across all classification domains, ensuring secure and compliant operations
Perform configuration management, patching, STIG hardening, virtualization support (VMs, VDI), storage integration, and backup/restore operations
Manage system accounts, permissions, RBAC, PKI, and domain policies across multi‑domain environments
Administer, operate, and optimize Microsoft SQL Server databases across classification levels
Perform installation, configuration, performance tuning, indexing, monitoring, and backup/restore of SQL Server instances
Support database integration with logging, monitoring, and security platforms
Ensure proper log generation, formatting, forwarding, and ingestion across hybrid on‑prem and cloud environments
Maintain log integrity, retention compliance, and readiness for assessments and audits
Maintain STIG compliance, secure configurations, and system baseline documentation
Interpret vulnerability scan results and coordinate remediation efforts across Windows, Linux, networked systems, and SQL Server
Maintain awareness of cloud auditing, activity tracking, and compliance monitoring for mission systems
Qualifications Required
Active TS/SCI with Polygraph
Bachelor’s degree in Computer Science, Information Technology, Engineering, or related field
Experience administering Windows and Linux systems in classified multi‑network environments
Strong experience with Microsoft SQL Server administration (performance tuning, backup/restore, security, monitoring)
Experience supporting enterprise logging/monitoring/observability pipelines (platform‑agnostic)
Hands‑on experience with virtualization, storage, backup/restore, and system hardening
Experience with cloud system administration (networks, images, RBAC, policies, auditing)
Familiarity with vulnerability scanning tools (Nessus, SCAP, STIG Viewer)
Experience troubleshooting network connectivity, firewall, and routing issues impacting system visibility
Strong documentation skills and cross‑functional communication abilities
Desired
Security+ CE or DoD 8570 IAT Level II certification
AWS or Azure administrator certification
Experience with containers (Kubernetes), automation (Ansible/Terraform), or CI/CD workflows
Experience supporting SIEM/log analytics onboarding and log source integration
Experience with DNS, DHCP, certificates, and PKI
Experience with SQL scripting, performance tuning, and database automation
Pay Range $120,800 - $265,800
CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.
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Sprachkenntnisse
- English
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