Senior Systems Administrator
Guantanamo Bay, Cuba – Naval Base Doral, FL 33178 CU
Job Description
Shift: 8am-4pm (On call as needed)
Responsibilities and Tasks:
- Responsible for systems administration, operations, maintenance, and associated activities of platforms installed throughout the enterprise.
- Provide Tier 3 system administration support for Joint Task Force Guantanamo Bay (JTF-GTMO) operations located at Guantanamo Bay, Cuba in support of the US SOUTHCOM mission.
- Deploy Operating System, baseline software updates, and third-party updates via Microsoft Endpoint Configuration Manager.
- Administer Active Directory: users, groups, objects, forests/trees/domains/child domains, DNS, Group Policy/AGPM, ADFS, AD LDS, etc.
- Administer VMware virtual environments to include ESXi hosts, vCenter appliances, Vsphere, Horizon, VDI, profile unity, and VSANs.
- Responsible for applying security principles, practices, and procedures under the Risk Management Framework (RMF) to maintain compliance with applicable security regulations.
- Download, stage and deploy systems-related security policies and updates to maintain information system compliance with DISA security policies and procedures (STIGs, IAVAs, etc.)
- Creates and maintains detailed system documentation.
- Maintains current knowledge of rapidly changing technology, always on the lookout for new technologies, and works with management to evolve current processes.
- Develop scripts (PowerShell, VBScript, etc.) to perform recurring systems administration tasks, automate installs, gather metrics, etc.
- Troubleshoots highly complex system hardware and software issues.
- Develops training materials for end users on the proper use of hardware and software.
- Develops implementation plans for software installations and upgrades to operating systems and layered software packages.
- Monitors and tunes systems to achieve optimum performance levels.
- Ensures workstation/server data integrity by implementing standard software and hardware solutions.
- Leads efforts to ensure data/media recoverability by following a schedule of system backups and database archive operations.
- Conducts advanced hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines.
- Support change management activities and resolve Tier 3 hardware and software problems.
- Coordinate with vendor tier 4 support to troubleshoot issues as required.
- Develops advanced technical solutions for the management of networks, software, hardware, configurations, and architectures.
- Experience administering enterprise environments, supporting Operations and Maintenance (O&M) of servers (physical and virtual), Operating Systems (Windows, Linux, etc), databases (SQL, Oracle), collaboration tools (SharePoint, Teams, Jabber), virtualization technology, software applications, scripting, SANs, and computer security in an enterprise.
- Experience Windows infrastructure services: DHCP, DNS. Authentication, Active Directory, Group Policy, profile management support services, desktop software provisioning.
- Experience with infrastructure including but not limited to: data center operations, server hardware, operating systems (Windows, Linux), web servers, databases, virtualization (VMware), networking, storage, monitoring, etc.
- Experience with VMware technologies: Vcenter, Vsphere, ESXi, VSAN, Horizon, etc.
- Experience with Liquidware Profile Unity, Dell Wyse Management Suite.
Education/Experience Requirements:
- BA/BS or equivalent with 5+ years of experience or 10+ years of related experience.
- DoD 8570 compliant: o IAT Level II or III Baseline Certification.
- Computing Environment (CE) Certificate. More Details: https://public.cyber.mil/wid/cwmp/dod-approved-8570-baseline-certifications
Certification(s) Desired:
- Microsoft Administrator Certification (MCSA, MCSE, DP-300, AZ-104 etc.).
- VMWare Certifications: o Desktop Management (VCP-DTM) o Data Center Virtualization (VCP-DCV)
Clearance Required:
- Must be a U.S. citizen.
- Must have an active Secret clearance and be able to obtain a fully adjudicated Top Secret SCI clearance.
Travel Requirements:
- Up to 25% travel potentially required.
Job Requirements
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