Senior System Administrator, TS/SCI/Poly - IT Ops Lead

Cornerstone Defense; Annapolis (MD); On-site; USD 205,000 - 225,000; Full time

Benefits offered by this job

Medical, Dental & Vision

Generous PTO

401(k)

HSA/FSA

Life Insurance

Tuition Reimbursement

Perks at Work

Travel Assistance

Job summary

Cornerstone Defense is hiring an Expert System Administrator to support IT system implementation, troubleshooting and maintenance across client/server/storage networks in Annapolis Junction, MD.

You will configure UNIX and Windows systems, manage operations, and provide Tier 1/2 support, with emphasis on security tools like ELK, Tripwire, VMware, and SELinux.

The role requires a BS in CS or related field and extensive SA experience; active TS/SCI w/ Polygraph preferred to apply.

Qualifications

• Bachelor's degree in Computer Science or related discipline required.
• 15 years' SA experience in programs and contracts of similar scope, type, and complexity required.
• 5 years of additional SA experience may be substituted for a bachelor's degree.
• Experience with system security tools and security configurations preferred.

Responsibilities

• Provide support for implementation, troubleshooting and maintenance of IT systems.
• Provide Tier 1 (Help Desk) and Tier 2 (Escalation) problem identification, diagnosis and resolution of problems.
• Manage the daily activities of configuration and operation of IT systems.
• Provide assistance to users in accessing and using IT systems.
• Provide support for the dispatch system and hardware problems and remain involved in the resolution process.
• Optimize system operations and resource utilization and perform system capacity analysis and planning.
• Provide in-depth experience in trouble-shooting IT systems.
• Provide detailed analysis and feedback to agency management and internal customers for escalated tickets.
• Configure and manage UNIX and Windows operating systems and install/load operating system software, troubleshoot, maintain integrity and configure network components.

Skills

System security

Senior system design support

Windows/UNIX configuration

Troubleshooting

Configuration management

Education

Bachelor's degree in Computer Science or related discipline

Tools

ELK

Tripwire

VMware

RedHat SELinux

Job description

Cornerstone Defense is hiring an Expert System Administrator to support IT system implementation, troubleshooting and maintenance across client/server/storage networks in Annapolis Junction, MD.

You will configure UNIX and Windows systems, manage operations, and provide Tier 1/2 support, with emphasis on security tools like ELK, Tripwire, VMware, and SELinux.

The role requires a BS in CS or related field and extensive SA experience; active TS/SCI w/ Polygraph preferred to apply.