Linux System Administrator

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.