Linux Systems Engineer – TSSCI with Polygraph

Leidos is seeking a Linux Systems Engineer to support a mission-critical customer environment in Chantilly VA. This position is ideal for a hands-on Linux administrator or systems engineer with experience supporting Linux servers in virtualized environments and maintaining system security and compliance requirements.

The successful candidate will support day-to-day system administration engineering configuration management virtualization and security operations across a multi-network environment.

Candidates must currently possess an active TS/SCI with the required Polygraph and be eligible for customer crossover.

Primary Responsibilities

• Administer configure maintain and troubleshoot Linux-based systems and servers within a virtualized environment.
• Maintain the operational security posture of information systems and support day-to-day system security operations.
• Perform and support system vulnerability scans security audits remediation and compliance activities.
• Implement and maintain system security configurations and requirements.
• Provide configuration management for information system hardware software firmware and security components.
• Support system engineering activities including planning designing analyzing and improving hardware- and software-based system processes.
• Troubleshoot complex system and infrastructure issues and develop effective technical solutions.
• Support systems operating across multiple network environments.
• Work collaboratively with engineers developers technicians analysts and users to identify requirements and resolve technical issues.
• Investigate and document existing system architectures and configurations.
• Support operational systems in a dynamic mission environment.

Basic Qualifications

• Active TS/SCI with the required Polygraph.
• Bachelors degree and approximately 4 years of relevant experience.
• At least four years of recent experience supporting systems engineering system administration system processes and/or software development methodologies.
• Demonstrated hands-on experience with Linux system administration and engineering.
• Experience maintaining the security posture of information systems including system scans security audits and day-to-day security operations.
• Experience with configuration management of system hardware software firmware and security components.
• Demonstrated ability to troubleshoot and solve complex technical problems.
• Experience working as part of a multidisciplinary technical team.
• Strong verbal and written communication skills.

Preferred Qualifications

• Experience with Red Hat Enterprise Linux (RHEL).
• Experience implementing or maintaining DISA STIGs or similar system-hardening/security-compliance requirements.
• Experience with virtualization and container technologies such as VMware Red Hat Virtualization and Docker.
• Experience configuring deploying or maintaining Identity and Access Management (IdAM) Multi-Factor Authentication (MFA) and PKI-enabled systems.
• Experience translating user and developer use cases into technical system requirements.
• Experience documenting existing system architectures.
• Experience supporting operational mission systems.

If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.

The Leidos pay range for this job level is a general guideline onlyand 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.