Linux System Administrator

    • ManTech
  • Fort Meade, MD
  • Posted 11 days ago | Updated 4 hours ago

Overview

On Site
Full Time

Skills

Linux
Scalability
Operating Systems
Intrusion Detection
Servers
Real-time
System On A Chip
Auditing
Hardening
Management
Computer Science
System Administration
Computer Hardware
Testing
Information Technology
Microsoft Windows
Linux Administration
Active Directory
Virtualization
Windows PowerShell
Ansible
Apache NiFi
SAN
DevOps
Docker
Kubernetes
Puppet
Writing
Scripting
Bash
Python
Perl
Network
Routers
Switches
Computer Networking
TCP/IP
UDP
HTTP
DHCP
Dragon NaturallySpeaking
DNS
Security Clearance
Productivity

Job Details

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

Responsibilities include, but are not limited to:
  • Design, engineer, and implement automated hardening scripts for internal servers adding scalability while circumventing manual process for new operating system rollout.
  • Configure host-based intrusion detection systems.
  • Monitor and troubleshoot/examine detected anomalies.
  • Developed automation script adding new servers to IPA replacing human error and manual process
  • Analyze system and security logs while responding to discovered real time events providing SOC status updates.
  • Engineer ansible script automating creation of user accounts in IPA replacing manual process
  • Review audits confirming hardening script successfully executed while checking for other vulnerabilities and/or configuration errors.
  • Host design and review meetings providing security insight, team updates, goals, projections to branch management.

Minimum Qualifications:
  • Bachelor's degree in computer science or a related discipline
  • 10+ years' of experience in systems administration of hardware and software in support of developing and testing of information technology systems; an Associates degree and 5 additional years' experience might be substituted for a degree.
  • Heavy Windows and Linux administration experience
  • Highly proficient with Active Directory
  • Experience with virtualization
  • Experience with PowerShell scripting
  • Experience with Keycloak
  • Experience using Ansible or comparable tools
  • Experience with cross-domain solutions or NiFi
  • Experience with integrated processing environments such as a Storage Area Network

Preferred Qualifications:
  • Experience with DevOps tools such as Docker, Kubernetes, SALT, Puppet desirable
  • Experience writing scripting languages (Bash, Shell, Python, Perl)
  • Experience with working with a team to introduce and integrate new technologies into existing production environments
  • Experience in working with applicable network devices to include routers and switches, gateways and hubs
  • Experience with computer networking protocols including, but not limited to TCP, IP, UDP, HTTP, DHCP, and DNS

Clearance Requirement:
  • Must have a current/active TS/SCI with Poly

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.
Employers have access to artificial intelligence language tools (“AI”) that help generate and enhance job descriptions and AI may have been used to create this description. The position description has been reviewed for accuracy and Dice believes it to correctly reflect the job opportunity.