Senior Systems Administrator
NOVA Corporation
full-time
Posted on:
Location Type: Remote
Location: United States
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Job Level
Tech Stack
About the role
- Provide advanced systems administration, engineering, and operational support for enterprise IT environments within the Defense Logistics Agency (DLA) Critical Cloud and Infrastructure Support (CCIS) program.
- Responsible for installing, configuring, monitoring, and maintaining mission-critical systems across on-premise, virtual, and cloud-integrated environments while ensuring compliance with Department of Defense (DoD) cybersecurity requirements.
- Install, configure, administer, and maintain enterprise server systems across Windows and Linux operating environments.
- Monitor system performance, availability, and capacity; proactively identify and remediate issues affecting service delivery.
- Perform system patching, upgrades, and lifecycle management in accordance with DISA STIGs and DoD policies.
- Design, implement, and maintain high availability, backup, and disaster recovery solutions for enterprise systems.
- Provide tier III troubleshooting and root cause analysis for complex system, hardware, and software issues.
- Coordinate with network, virtualization, database, and cybersecurity teams to ensure integrated and secure system operations.
- Develop and maintain technical documentation including system build guides, standard operating procedures, and architecture diagrams.
- Support automation and configuration management using tools such as Ansible, PowerShell, Bash, or Terraform.
- Participate in security audits, vulnerability remediation, and RMF activities to maintain compliance and audit readiness.
- Mentor junior administrators and provide technical leadership during system outages and critical incidents.
Requirements
- Must possess an active Secret clearance and be eligible for IT-I (Tier 5/SSBI) / Critical Sensitive access.
- U.S. Citizenship required.
- DoD 8570.01-M IAT Level II baseline certification (e.g., Security+, CASP+, or CISSP).
- One of the following Google Cloud Platform certifications: Associate Cloud Engineer or Professional Cloud Architect.
- Plus one or more of the following certifications:
- AWS Certified Cloud Practitioner
- AWS Certified Solutions Architect (Associate or Professional)
- AWS Certified SysOps Administrator
- Microsoft Certified: Azure Administrator Associate
- Microsoft Certified: Azure Solutions Architect Expert
- Microsoft Certified: Azure Security Engineer Associate
- Oracle Cloud Infrastructure Cloud Operations
- Bachelor’s Degree in Information Technology, Computer Science, or a related technical discipline.
- Seven (7) years of progressive experience in systems administration supporting enterprise IT environments.
- Hands-on experience administering both Windows Server and Linux operating systems in large-scale environments.
- Experience supporting high availability, disaster recovery, and data replication solutions.
- Strong understanding of virtualization technologies and integration with VMware or cloud platforms.
- Knowledge of DoD cybersecurity requirements including RMF, DISA STIGs, and audit processes.
- Experience working in DoD or Federal information systems environments.
- Excellent analytical, troubleshooting, documentation, and communication skills.
- Minimum seven (7) years of progressive experience administering enterprise systems, with demonstrated expertise supporting mission-critical environments in DoD or Federal information systems.
- Five (5) years of hands-on experience supporting Department of Defense (DoD) IT hosting solutions.
- Experience supporting and integrating systems across on-premise, virtual, and cloud environments.
- Proficiency with automation and configuration management tools such as Ansible, Terraform, PowerShell, or Bash.
- Strong understanding of network fundamentals including VLANs, firewalls, VPNs, and routing concepts.
- Experience implementing and maintaining DISA STIG compliance, patching, and audit readiness.
- Knowledge of containerization or orchestration technologies such as Docker or OpenShift.
- Demonstrated ability to operate effectively in high-pressure environments and resolve critical incidents.
Benefits
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Hard Skills & Tools
systems administrationengineeringoperational supportWindows ServerLinux operating systemshigh availability solutionsdisaster recovery solutionsautomationconfiguration managementtroubleshooting
Soft Skills
analytical skillscommunication skillsdocumentation skillsmentoringtechnical leadershipproblem-solvingteam coordinationroot cause analysiscritical incident resolutionadaptability
Certifications
Secret clearanceDoD 8570.01-M IAT Level IISecurity+CASP+CISSPGoogle Cloud Associate Cloud EngineerGoogle Cloud Professional Cloud ArchitectAWS Certified Cloud PractitionerMicrosoft Certified: Azure Administrator AssociateBachelor’s Degree in Information Technology