Linux Systems Administrator

MANTECH; Fort Meade (MD); On-site; USD 140,000 - 190,000; Full time

Job summary

MANTECH is seeking an experienced Linux Systems Administrator for our Fort Meade, MD area. You will provide comprehensive administration for multi‑platform environments and design automation to improve deployment efficiency.

The role requires a TS/SCI clearance, 10+ years in systems administration, and hands-on experience with Linux, virtualization (VMware), and security hardening. Join a mission‑critical team supporting IT system development and testing.

Qualifications

• Bachelor’s degree in a technical field with 10+ years of systems administration experience, or an Associate’s degree with 15+ years.
• 10+ years of systems administration experience.
• 3 years hands-on experience with Kubernetes/Rancher OR Ansible including AAP OR AWS virtualization/orchestration.
• Experience with Linux administration and enterprise OS.
• Experience managing virtualization platforms (VMware) and SAN.

Responsibilities

• Provide comprehensive administration for multi‑platform environments.
• Design automated security hardening to improve deployment scalability.
• Configure host-based security and IDS.
• Monitor performance and investigate anomalies.
• Develop automation scripts to streamline server integration.
• Analyze system and security logs and respond to events.
• Engineer IAM automation to replace manual provisioning.
• Conduct audits to verify security compliance and identify gaps.
• Participate in design/review meetings with management.

Skills

Linux systems administration

Security hardening

Automation scripting

Incident response / monitoring

IAM automation

Education

Bachelor’s degree in a technical field

Associate's degree

Tools

Docker

Kubernetes

SaltStack

Puppet

Job description

MANTECH

Fort Meade, MD

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.
• 3 years of active, hands‑on experience usingat least one of the following: Kubernetes/Rancher OR Ansible including AAP (Ansible Automation Platform) OR AWS Virtual Environment Provisioning, Management, Orchestration
• Experience with Linux administration and enterprise‑level operating systems.
• 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.

Application Questions

Please select the highest level of security clearance you possess.