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Senior System Administrator
DecisionPoint CorporationSenior System Administrator overseeing AWS GovCloud operations for Department of Defense projects. Ensuring system health and compliance while collaborating with cybersecurity and cloud operations teams.
Tech Stack
Tools & technologiesAnsibleAWSCloudDNSEC2Linux
About the role
Key responsibilities & impact- Install, configure, secure, and manage AWS GovCloud-based virtualized environments, including servers, applications, and storage systems
- Monitor system performance, resource utilization, and connectivity across IL2–IL5 enclaves to ensure continuous operational availability
- Perform routine system health checks, including log analysis, service validation, and backup verification
- Apply system hardening standards (STIG/SRG) to ensure compliance with DoD and DISA security baselines
- Develop and maintain patch management procedures for operating systems, middleware, and storage infrastructure
- Implement automation scripts and configuration management using tools such as Ansible, PowerShell, or AWS Systems Manager
- Collaborate with network and security engineers to diagnose and resolve Tier 3 technical issues affecting mission-critical operations
- Support disaster recovery and business continuity plans, including backup validation and restoration testing
- Maintain system documentation, SOPs, and architectural diagrams in accordance with configuration management policies
- Participate in Change Advisory Boards (CABs) and contribute to configuration control and release planning
- Support continuous improvement activities by evaluating system performance data and recommending optimizations
- Coordinate with cloud hosting teams to ensure redundancy, scalability, and compliance across production and non-production environments
Requirements
What you’ll need- Bachelor’s degree in Computer Science, Information Technology, or related field
- Minimum 7 years of experience in system administration or operations support for large-scale enterprise or defense environments
- Experience managing systems within AWS GovCloud or equivalent DoD cloud infrastructures
- Strong proficiency with Windows Server and Linux administration, including configuration, hardening, and monitoring
- Knowledge of Active Directory, Group Policy, DNS, and certificate management
- Familiarity with AWS services (EC2, RDS, S3, VPC) and associated management tools
- Experience implementing DISA STIGs, patch management, and compliance scanning (e.g., ACAS, Tenable)
- Working knowledge of backup and recovery solutions, performance tuning, and system automation
- Understanding of ITIL and DevSecOps practices for integrated sustainment and change control
- CompTIA Security+ CE or equivalent DoD 8570/8140 baseline certification preferred
- Microsoft Certified: System Administrator (MCSA) or AWS Certified SysOps Administrator preferred
- ITIL Foundation certification preferred
Benefits
Comp & perks- Health insurance
- 401(k) matching
- Paid time off
- Remote work options
ATS Keywords
✓ Tailor your resumeApplicant Tracking System Keywords
Tip: use these terms in your resume and cover letter to boost ATS matches.
Hard Skills & Tools
AWS GovCloudsystem administrationWindows ServerLinux administrationActive DirectoryGroup PolicyDNSpatch managementsystem automationperformance tuning
Soft Skills
collaborationproblem-solvingcontinuous improvementdocumentationorganizational skills
Certifications
CompTIA Security+ CEMicrosoft Certified: System Administrator (MCSA)AWS Certified SysOps AdministratorITIL Foundation