Linux System Administrator

5 days ago

Lexington, United States Equiliem Full time

Looking for a Linux Systems Administrator. This candidate will be working 80% on a Linux platform and 20% on Windows. Candidate should have in depth Linux experience. A successful candidate will be adept at working within a small, fast-moving team.

Job Functions:

• Looking for a Linux Systems Administrator with approximately 5 years of Linux administration experience

• Domains: IT Infrastructure, Networking, system configuration management, system troubleshooting.

• Responsible for management, administration, and support of all MIT/LL IT systems' infrastructure in Group.

• Support additional technologies as they are adopted by the Laboratory.

• Responsible for vulnerability remediation on secure and unclassified Laboratory systems. Addressing Cat 1, 2, 3 issues in a timely manner

• Recognizing and troubleshooting issues with developer's machines as they occur across a variety of Operating Systems. Windows, Linux, etc.

• Perform all related duties as assigned.

Technical Skills:

• Operating Systems: RedHat Enterprise Linux, VMware

• Hardware: Dell

• Software/applications: RedHat Satellite, McAfee; Enterprise Central Logging/Splunk, LDAP, VMware vCenter/ESXI/vSAN, Gitlab.

• Networking applications and protocols: TCP/IP, DNS, NTP, SSH, FTP and HTTP/S.

• Programming Languages: Ansible, Shell Scripting, PowerShell or Bash.

• Skilled at centralized authentication (SSSD, IDM, Active Directory) and centralized sudo administration via IDM

• Responsible for configuring and maintaining (physical and virtual) servers and researcher workstations

• Install, update, and troubleshoot systems/servers.

• Develop and document systems administration standard operating procedures.

• Plan, execute, and verify data redundancy and system recovery procedures.

• Conduct periodic system maintenance including cleaning (both physically and electronically), disk checks, routine reboots, data dumps, and testing.

• Provide ongoing optimization and problem-solving support

Preferred Skills/Certifications:

• Experience managing classified IT systems, STIGs, SCAPS, RMF. This experience is a bonus

• Certification(s) in one or more of the following disciplines: Red Hat, VMWare, Certified Information Systems Security Professional (CISSP); CompTIA Security+; Linux Professional Institute Certification. Candidate will be required to obtain a CompTIA Security+ certification within 3-6 months of starting if they do not have one when assignment begins.

• Experience managing system/server resources including performance, capacity, availability, serviceability, and recoverability.

• Mac experience

• Experience with virtual machines. (e.g., VMWare vSphere, Citrix XenDesktop/Server, Amazon Elastic Compute Cloud, etc.).

• Network administration experience is also desirable which includes managing data center and small network configurations: switches, routers, firewalls, modern software management and monitoring tools, some knowledge of automation technique.

• Experience maintaining directory services. (e.g., Microsoft Active Directory, LDAP, etc.).

• Secret or above clearance is HIGHLY PREFERRED. Interim is acceptable to start though.

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