Senior System Administrator/ Developer (DISA)

The role

The Senior System Administrator owns system administration for IDEAS. This person manages environments, keeps them patched and secure, and serves as the named alternate to the ISSO.

What you will do

• Own execution of system administration for IDEAS as Key Personnel
• Administer RHEL, Apache HTTP, Oracle Java, and Oracle WebLogic in Performance, Staging, and Development environments
• Administer application-layer components in Staging and Production
• Submit Enterprise Change Requests to the Change Advisory Board and DISA OS, database, and web administration groups
• Test and document security patches in lower environments using automated scripts
• Serve as the named alternate to the ISSO for STIG checklist reviews, ACAS and HBSS findings, IAVA remediation, and POA&M inputs
• Manage the DoD PKI certificate lifecycle
• Automate log inspection with shell scripting and Splunk
• Keep server application components within two releases of the vendor baseline
• Produce and maintain System Administration documentation

Required qualifications

• 10+ years of IT experience
• 5+ years administering Red Hat Enterprise Linux in production
• 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 compliance in a DoD Risk Management Framework environment
• DoD PKI and SSL/TLS certificate management
• Bash scripting for automation, and Splunk or a 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
• Must possess an active Secret Clearance

Nice to have

• Oracle Service Bus and Apache Tomcat administration
• Prior DISA experience, including the Stratus cloud or DISA hosting coordination
• Prior IDEAS support
• eMASS, HBSS/ENS, and IAVA workflow experience
• Familiarity with Appian Cloud administration
• RHCSA or RHCE certification

Benefits

• Healthcare (medical, dental, vision, and disability)
• 401k program where you are 100% vested from day one with an employer match after 90 days
• Educational Assistance program
• Student Loan Repayment Program
• Gym Reimbursement Program
• Paid Time off

About the company

Horizon Industries Limited (Horizon) is a dynamic IT and Management Consulting firm based in the Washington, DC area. Founded in 1996, it provides full-cycle IT Consultant and Management support in both the private and public sectors.