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Description
Job Description
1901 Group has an opening for a Sr. Linux System Engineer on a DoD program that will combine several large, enterprise resource planning systems (ERPs) into one common, modernized platform. The program is in the prototype phase where we are responsible for delivering the prototype environment and working closely with cybersecurity to achieve an Authority to Operate (ATO) for production.
This is a great opportunity to work with an elite team of server and systems professionals to maintain a secure environment for critical systems. Bring your own experience and work with our team to teach and learn while building, maintaining, and supporting our customer environments.
Primary Responsibilities
• Drive the design, implementation, and administration of Linux (Red Hat) in virtualized environments (Azure).
• Provide input to other teams, systems engineers, and operations staff on the status of the infrastructure.
• Work in hybrid multi-location operations team administering and maintaining non-Production and production servers
• Maintain and manage remote systems while also providing guidance to intermediate and Jr. team members.
• Plan and apply Security Technical Implementation Guides (STIGs) on remote hosts to ensure security compliance.
• Ensure that production operations are sustained during all maintenance activities.
• Confirm the execution of all applicable Information Assurance Vulnerability Management (IAVM) controls for systems.
• Support cybersecurity on Plan of Action and Milestones (POAMs).
• Perform Administration activities to deliver high availability for all server resources within the Azure cloud environment while ensuring confidentiality and integrity of the environment.
• Ensure all aspects of High Availability and Disaster Recovery (DR) are operational and tested.
• Monitor health, performance, and operational trends to proactively identify issues before they become incidents.
• Support tickets and manage incidents, service requests, and problems through their full life cycle.
• Administer systems via its command line interface
• Apply system updates via YUM and RPM
Basic Qualifications
• Bachelor’s degree in IT or a related field and 8+ years of experience in Linux/Unix engineering/administration, additional years of experience will be acceptable in lieu of a degree.
• Understand network topology and its association with DNS knowledge of how to partition disks using fdisk or gdisk and use basic LVM commands to create volume groups and logical volumes from physical volumes
• Able to create, delete and modify users and manage system services (start, stop, check status)
• Able to locate and interpret system log files to troubleshoot issues
• Understanding of Linux processes and the manipulation of them
• Understanding of MAN pages and how to use them
Strong user management skills through the command line and an understanding of Linux/AD authentication and the use of realmd/Kerberos
• Understanding of DNS and how to configure A Records and CNAMES in a zone file and how to query DNS via nslookup
• Expertise with cloud management specifically Azure
• Understanding the management and configuration of SELinux and how it can affect application runtime and security
• Understanding and demonstrated ability to interpret and utilize scripting (e.g. Python, Bash, Perl, etc) to automate and streamline system administration
• Experience in Backup / Recovery solutions
• Communicate well with Executives, Managers, Peers, and Customers.
• US Citizenship Required
• Must have an Interim DoD Secret Clearance or higher clearance
• Meet baseline 8570 certification [(IAT Level II) CCNA-Security, CySA+, GICSP, GSEC, Security+ CE, CND, SSCP].
• Must live within a commutable distance to Bridgewater, VA
Preferred Qualifications
• Red Hat Certified System Administrator or Red Hat Certified Engineer certification desired
• Azure and/or AWS Cloud related certifications desired
• Strong understanding of Linux kernel tuning and operating system semantics. Real-time kernel experience a plus
• Experience with core applications such as ntp, smtp, Apache, etc
• Experience with relational databases
• Strong understating of storage solution concepts
• Experience with Windows server administration
• Strong planning and organizational skills, able to document processes and procedures, able to understand problems, frame them for other team members, and drive to solutions as a group.
• Experience working with developers and cloud systems operations to troubleshoot application performance issues.
• Experience developing test programs, project plans and roadmaps, and driving them to conclusion
Original Posting Date:
2024-08-12
While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $87,100.00 – $157,450.00
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.
