Linux Systems Administrator

MANTECH; Fort Meade (MD); On-site; USD 120,000 - 160,000; Full time

Job summary

MANTECH in the Fort Meade, MD area seeks an experienced Linux Systems Administrator, customer-facing and career-focused, to manage multi-platform environments and implement automated security hardening.

You will design and deploy automation, monitor performance, and coordinate with leadership on system status and project goals in a security-cleared setting.

Qualifications

• Bachelor’s degree + 10+ years of Systems Administration experience
• 10+ years of systems administration experience
• Extensive experience with Linux administration and enterprise OS
• Experience utilizing Ansible or comparable infrastructure-as-code tools
• Experience with NiFi or cross-domain solutions
• Experience managing enterprise virtualization platforms (VMware) and SANs

Responsibilities

• Provide administration and support for multi-platform environments.
• Design automated security hardening solutions for scalable deployments.
• Configure and maintain host-based security and intrusion detection systems.
• Monitor system performance and investigate anomalies to ensure operations.
• Develop automation scripts to manage server integration and reduce manual config.
• Analyze logs to identify and respond to security events and report to leadership.
• Engineer automation workflows for identity and access management.
• Conduct regular security audits and identify vulnerabilities or config gaps.
• Participate in design/review meetings to provide technical insights and status updates to management.

Skills

Linux

Automation

Security & compliance

Teamwork

Education

Bachelor’s degree in a technical field

Associate's degree +15+ years’ experience

Tools

Ansible

VMware

Docker

Kubernetes

SaltStack

Puppet

NiFi

SAN

Job description

MANTECH seeks an experienced and passionate, career and customer-oriented Linux Systems Administrator to join our team located in the Fort Meade, MD area.

Responsibilities include, but are not limited to:

• Provide comprehensive administration and support for multi-platform operating system environments.
• Design and implement automated security hardening solutions to enhance scalability and streamline operating system deployments.
• Configure and maintain host-based security and intrusion detection systems.
• Monitor system performance and investigate detected anomalies to ensure operational integrity.
• Develop and deploy automation scripts to manage server integration and reduce manual configuration errors.
• Analyze system and security logs to identify and respond to real-time events and provide status updates to leadership.
• Engineer automation workflows for identity and access management to replace manual account provisioning processes.
• Conduct regular audits to verify security compliance and identify potential vulnerabilities or configuration gaps.
• Participate in design and review meetings to provide technical insights, project goals, and status updates to management.

Minimum Qualifications:

• Bachelor’s degree in a technical field and 10+ years of relevant Systems Administration experience; or an Associate's degree with 15+ years’ experience.
• 10+ years of experience in systems administration of software and hardware supporting IT system development and testing.
• Extensive experience with Linux administration and enterprise-level operating systems.
• Experience utilizing Ansible or comparable infrastructure-as-code tools.
• Experience with NiFi or cross-domain solutions.
• Experience managing enterprise virtualization platforms (VMware or similar) and associated Storage Area Networks (SAN).

Preferred Qualifications:

• Experience with DevOps tools such as Docker, Kubernetes, SaltStack, or Puppet.
• Proficiency in scripting languages including Python, Bash, or Perl.
• Experience collaborating with teams to integrate and deploy new technologies into production environments.
• Knowledge of network devices (routers, switches, gateways) and protocols such as TCP/IP, UDP, HTTP, DHCP, and DNS.
  

Clearance Requirement:

• Current/Active TS/SCI with Polygraph

Physical Requirements:

• Must be able to remain in a stationary position at least 50% of the time.
• Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
• Constantly operate a computer and other office productivity machinery, such as, the copy machine/fax machine/computer/printer.