Senior System Administrator – Remote, Secret Clearance (DISA)

Horizon Industries; United States; Remote; USD 120,000 - 180,000; Full time

Benefits offered by this job

Health benefits

401k with match

Educational assistance

Student loan repayment

Gym reimbursement

Paid time off

Job summary

Horizon Industries is seeking a Senior System Administrator/Developer to own system administration for IDEAS, keep environments patched, secure, and compliant, and serve as the named alternate to the ISSO for STIG, ACAS, and IAVA execution. The role is remote, USA-based, and requires an active Secret Clearance.

Responsibilities include administering RHEL, Apache HTTP, Oracle WebLogic, Appian, and Oracle components across multiple environments, coordinating change control via CAB, and scheduling

Qualifications

• 10+ years of IT experience with 5+ years on Red Hat Enterprise Linux in production.
• 5+ years administering Oracle WebLogic Server.
• Experience patching, tuning, and securing Apache HTTP and Java apps.
• Hands-on DISA STIG implementation, ACAS remediation, and IAVA compliance.
• DoD PKI and SSL/TLS certificate management.
• Bash scripting for automation; Splunk or similar log analysis tool.
• Experience with formal change control in a government-hosted environment.
• Experience on at least two large projects administering secure, large-scale apps.

Responsibilities

• Own execution of system administration for IDEAS as Key Personnel and coordinate with DB Admin and ISSO.
• Administer RHEL, Apache HTTP, Oracle Java, and Oracle WebLogic in multiple environments.
• Submit Enterprise Change Requests to CAB and DISA groups; manage deployments.
• Test patches for multiple components and schedule production deployment.
• Serve as alternate to ISSO for STIG reviews, ACAS and IAVA remediation.
• Manage DoD PKI lifecycle including certificate signing requests and revocation lists.
• Automate log inspection with shell scripts and Splunk; produce risk reports.
• Maintain system diagrams, SOPs, and security documentation.
• Support Authority to Operate activities for the base-year effort.

Skills

Bash scripting

Splunk

Automation

Security compliance

Change control

Tools

RHEL

Oracle WebLogic

Apache HTTP

Appian

Oracle Service Bus

Tomcat

Java applications

WebLogic

PKI management

Job description

Horizon Industries is seeking a Senior System Administrator/Developer to own system administration for IDEAS, keep environments patched, secure, and compliant, and serve as the named alternate to the ISSO for STIG, ACAS, and IAVA execution. The role is remote, USA-based, and requires an active Secret Clearance.

Responsibilities include administering RHEL, Apache HTTP, Oracle WebLogic, Appian, and Oracle components across multiple environments, coordinating change control via CAB, and scheduling