Linux System Architect

2 days ago


Rockville, Maryland, United States PTFS Full time
Job Title: Linux System Administrator

We are seeking a highly skilled Linux System Administrator to join our team at PTFS. The successful candidate will have experience maintaining applications and databases in a secure environment.

Key Responsibilities:

  • Lead POA&M for vulnerability mitigation and control
  • Maintain accounts and requirements related to having a privileged access to the customer's systems
  • Provide application administration for a multi-tiered web application across multiple domains, on one Windows and multiple Linux platforms secure environments (cloud hosting experience is a plus)
  • Assist the customer with technical questions and issue resolution
  • Facilitate discussion between customers and HQ staff to ensure timely resolution of issues and incorporation of upgrades
  • Administer databases including PostgreSQL and MySQL, including proactive monitoring of system resources to maintain database health and uptime
  • Perform upgrades, patching and onsite testing of applications and databases. Maintain staging server and lead the promotion to production process
  • Coordinate all outages as required by the customer, ensuring that customer specific notifications and documentation are filed
  • Troubleshoot issues related to applications, working with developers to diagnose and remediate issues
  • Proactive monitoring of operating systems and network health, including system resources and network services, to ensure uptime and application stability
  • Write scripts to automate data migration and other periodic tasks
  • Generate reports and audits as required by the customer
  • Maintain a repository of customer specific reports and troubleshooting steps/resolutions
  • Ensure that all reports and issues are well documented on the customer's system
  • Perform data migration between domains periodically

Requirements:

  • Bachelors degree in Computer Science or Engineering preferred
  • Minimum of 5 years of experience administering systems and databases
  • Active Top Secret Clearance with the ability to acquire SCI
  • US Citizenship required due to Government contract requirements
  • Extensive systems administration knowledge of RHEL7/8 platforms and fundamental knowledge of Windows server OS
  • Good verbal, written and customer communication skills
  • Experience with scripting languages, ideally Perl and BASH
  • Knowledge of computer networking fundamentals
  • Experience administering RDBMSs, ideally MySQL and PostgreSQL
  • Professional experience supporting web and database applications

Desired Experience:

  • Degree preferred
  • Knowledge of DoD/IC security and configuration management processes
  • Experience configuring and administrating Apache Solr
  • Experience administrating Integrated Library Systems
  • Experience with metadata conversion scripting and processing
  • Familiarity with LDAP protocol and record format of modern directory services

Location: Springfield, VA

Benefits:

  • 15 days paid time off per year
  • 11 paid holidays per year
  • Medical, Dental & Vision
  • 401(k) Plan with matching
  • Tuition assistance
  • Disability insurance
  • Gym in the Rockville, MD office


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