Senior Storage Engineer TS/SCI Cleared — Enterprise Backup

Cornerstone Defense LLC; Corridor North (MD); On-site; USD 210,000 - 230,000; Full time

Benefits offered by this job

Medical/Dental/Vision Plans

Generous PTO

401(k)

HSA and FSA options

Life and Disability Insurance

Tuition Reimbursement & Training

Perks at Work Discount Program

Travel Assistance

Job summary

Cornerstone Defense LLC is seeking a Senior Storage Administrator/Engineer to join our team in Laurel, MD. The role focuses on enterprise backup systems, storage arrays, SAN environments, and related infrastructure, with on-call duties and security compliance. Active TS/SCI clearance is required to apply.

The position operates out of Emerson 6 and entails coordinating with the ISSO to remediate vulnerabilities and maintain SSP re-authorization readiness.

Qualifications

• Security+ CE or higher-level cybersecurity certification.
• Minimum 10 years of relevant experience as a Systems Administrator or Storage Administrator.

Responsibilities

• Conduct deliberate analysis supporting DoD cyber workforce, cyber operations forces, and readiness policy development.
• Monitor and manage enterprise backup systems, including NetBackup, Cohesity, Commvault, and Rubrik platforms.
• Work directly with customers to onboard new servers and virtual machines into backup solutions and troubleshoot related issues.
• Configure new backup solutions as they are procured and brought into the environment.
• Troubleshoot and coordinate break/fix efforts for backup appliances (NetBackup, Cohesity, Rubrik) and storage arrays including Oracle ZFS, NetApp, Vast, and IBM systems.
• Monitor, diagnose, and resolve SAN issues, including command-line troubleshooting and zoning configuration.
• Collaborate with the ISSO to ensure security vulnerabilities are properly remediated and systems remain compliant.
• Support ISSO activities related to System Security Plan (SSP) re-authorization.
• Maintain reliable daily operations and support after-hours requirements via rotational on-call responsibilities.

Education

Security+ CE or higher-level cybersecurity certification

Tools

NetBackup

Cohesity

Commvault

Rubrik

Job description

Cornerstone Defense LLC is seeking a Senior Storage Administrator/Engineer to join our team in Laurel, MD. The role focuses on enterprise backup systems, storage arrays, SAN environments, and related infrastructure, with on-call duties and security compliance. Active TS/SCI clearance is required to apply.

The position operates out of Emerson 6 and entails coordinating with the ISSO to remediate vulnerabilities and maintain SSP re-authorization readiness.