NIH - Linux Systems Administrator

<span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;">cFocus Software seeks a Linux System Administrator to join our program supporting the National Institutes of Health (NIH). This position is fully remote. This position requires a Public Trust or the ability to obtain a public trust clearance.</span></span></span></span><br><span style="font-size:11pt;"><span style="line-height:normal;"><span style="font-family:'Times New Roman', serif;"><b><span style="font-size:10pt;">Qualifications:</span></b></span></span></span><ul><li style="margin-left:8px;"><span style="font-size:11pt;"><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;">Public Trust Clearance</span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span style="line-height:normal;"><span><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;">B.S. Computer Science, Information Technology, or a related field</span></span></span></span></span></li><li class="MsoListBulletCxSpFirst" style="margin-left:8px;"><span style="font-size:11pt;"><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;">5+ years administering enterprise Linux environments.</span></span></span></li><li class="MsoListBulletCxSpMiddle" style="margin-left:8px;"><span style="font-size:11pt;"><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;">Experience with enterprise infrastructure engineering, automation, virtualization, cloud technologies, and cybersecurity.</span></span></span></li><li class="MsoListBulletCxSpMiddle" style="margin-left:8px;"><span style="font-size:11pt;"><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;">Experience supporting federal or highly regulated environments preferred</span></span></span></li><li class="MsoListBulletCxSpMiddle" style="margin-left:8px;"><span style="font-size:11pt;"><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;">RHCSA, RHCE, CompTIA Security+, Linux+, GCUX, or CISSP (preferred)</span></span></span></li></ul><br><span style="font-size:11pt;"><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><b><span style="font-size:10pt;"><span style="line-height:107%;">Duties:</span></span></b></span></span></span><ul><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Administer, configure, maintain, and optimize enterprise Linux operating systems including Red Hat Enterprise Linux (RHEL), Rocky Linux, Ubuntu, and Oracle Linux.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Support Security Architecture engineering activities by designing, implementing, and maintaining secure Linux server architectures.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Implement Zero Trust Architecture principles including least privilege, identity-based access controls, micro-segmentation, and continuous verification.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Deploy, configure, and maintain enterprise authentication services (LDAP, Active Directory integration, Kerberos, SSSD, MFA).</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Perform operating system hardening using DISA STIGs, CIS Benchmarks, and NIST guidance.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Manage enterprise patching, software lifecycle management, kernel updates, and configuration management.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Develop automation using Bash, Python, Ansible, or similar tools to improve operational efficiency.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Support virtualization, cloud-hosted Linux systems, containers, and hybrid infrastructure.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Participate in architecture reviews, system engineering efforts, change management, disaster recovery, and system documentation.</span></span></span></span></span></span></span></li><li style="margin-left:8px;"><span style="font-size:11pt;"><span><span style="line-height:107%;"><span style="font-family:'Times New Roman', serif;"><span style="font-size:10pt;"><span style="line-height:107%;"><span style="color:#030303;">Collaborate with Security Architects, Network Engineers, ISSOs, Vulnerability Analysts, and application teams to maintain secure enterprise infrastructure.</span></span></span></span></span></span></span></li></ul>