Senior DoD System Administrator – Remote, Secret Clearance

Horizon Industries; Washington (District of Columbia); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Healthcare benefits

401k with employer match

Educational assistance

Job summary

Horizon Industries Limited seeks a Senior System Administrator/Developer for IDEAS, a DISA-based contract writing system. Remote USA. Responsibilities include managing RHEL, WebLogic, Appian, and security patches, with DoD PKI and IAVA compliance and STIG support.

Candidate must have 10+ years IT experience and 5+ years RHEL in production, plus strong DISA/ACAS expertise. Secret clearance required and constant collaboration with ISSO and DB teams.

Qualifications

• 10+ years of IT experience with 5+ years in production RHEL administration.
• 5+ years administering Oracle WebLogic Server.
• Experience patching, tuning, and securing Apache HTTP and Java applications.
• Hands-on DISA STIG implementation, ACAS remediation, and IAVA in a DoD RMF environment.
• DoD PKI and SSL/TLS certificate management.
• Bash scripting for automation, and Splunk or comparable log analysis tool.
• Experience working through formal change control in a government-hosted environment.
• Experience on at least two projects in a large organization administering, operating, maintaining, and securing a large-scale application.

Responsibilities

• Own execution of system administration for IDEAS as Key Personnel, directing System Administrator support and coordinating with the Database Administrator and ISSO
• Administer RHEL, Apache HTTP, Oracle Java, and Oracle WebLogic in the Environments, including system builds and decommissions, user accounts, security groups, and file permissions
• In Staging and Production, administer application-layer components (Appian, Oracle apps, WebLogic) and submit Enterprise Change Requests to the CAB and DISA groups
• Test and document security patches for RHEL, Apache, Appian, Java, WebLogic, Oracle Service Bus, Tomcat in lower environments and schedule production deployment
• Serve as the named alternate to the ISSO for STIG checks, ACAS and HBSS findings, IAVA remediation, and POA&M inputs
• Manage the DoD PKI certificate lifecycle, including signature requests, installation, expiration tracking, CRLs, and removal of expired certs
• Automate log inspection with shell scripts and Splunk, and produce risk/trend reports
• Keep server components within two releases of vendor baseline
• Produce and maintain System Administration docs, SOPs, diagrams, and troubleshooting guides
• Support the base-year effort to achieve and maintain Authority to Operate

Skills

RHEL admin

Oracle WebLogic

Apache tuning

Java apps

DISA STIG & IAVA

PKI management

Bash scripting

Splunk

Change control

Tools

Splunk

ACAS

HBSS

Appian

Oracle Service Bus

Job description

Horizon Industries Limited seeks a Senior System Administrator/Developer for IDEAS, a DISA-based contract writing system. Remote USA. Responsibilities include managing RHEL, WebLogic, Appian, and security patches, with DoD PKI and IAVA compliance and STIG support.

Candidate must have 10+ years IT experience and 5+ years RHEL in production, plus strong DISA/ACAS expertise. Secret clearance required and constant collaboration with ISSO and DB teams.