Sr. Unix Systems Administrator

Amyx•Oklahoma City, OK

5d•Onsite

About The Position

Amyx is seeking to hire a Senior Unix Systems Administrator to support DISA's Hybrid Cloud computing environment on-site at one of their six (6) locations in the U.S. (Fort Meade, MD; Crystal City, VA; Mechanicsburg, PA; Montgomery, AL; Oklahoma City, OK; Ogden, UT). The position will primarily support Unix-based operating systems running on multiple versions (e.g., RHEL, Solaris, HP-UX or AIX), within physical, virtual or cloud-based operating environments.

Requirements

Must have a minimum of five (5) years of relevant Unix Server System Administration experience
Must have an IAT Level II certification (e.g., Security+ CE, SSCP, CYSA+, GICSP, GSEC or CCNA Security) and 50 credits of continuing education every 3 years
Must have a Unix-based Operating System certification (e.g., RHCSA, RHCE, RHCA, CompTIA Linux+, GIAC Certified Unix Security Administrator, Oracle Solaris System Administrator Certified Professional, etc.)
Must have a fully adjudicated (non-interim) DoD Secret Clearance in order to be able to access and provide SIPRNET support at a DISA location

Nice To Haves

Along with the required Unix Server administration experience, the desire is for this position to have experience with Windows Server Operating Sytems
Familiarity with Windows scripting (Ansible, PowerShell, Javascript, etc.)
Prefer candidate to have worked in a DoD environment previously, particularly DISA if possible

Responsibilities

Configure, maintain, manage, and troubleshoot Unix-based OS operating environments and associated components such as the Unix file system and Domain Name System (DNS).
Configure and sustain operating environments aligning with DISA specifications as related to specific network and storage components and tool suites.
Install, configure, administer, and support secure remote access utilities and applications including Secure Shell, Secure Web Access, Virtualization (HyperVisor, VMWare, etc.), Apache Tomcat, Apache HTTP Server, and Remote X server access.
Proactively monitor operating environments using Enterprise Systems Management toolsets to identify and correct server performance issues.
Manage clustering at the OS level using clustering software (e.g., Solaris Cluster, Linux clustering, etc.).
Utilize Unix scripting (Ansible, Bash, Bourne, Korn, Perl, etc.) to optimize and automate system administration tasks.
Perform backup and recovery functions for Unix server environments.
Implement and sustain LDAP protocol solutions, to include policy management and compliance with hardening guidance in DISA STIGs.
Leverage DISA security tools (ACAS, Splunk, HBSS, Trellix, Enterprise Security Posture System (ESPS), etc.) to monitor and mitigate vulnerabilities and ensure compliance with security policies.
Manage all assigned tickets (incident, problem, change, service requests, etc.) in accordance with DISA policies and SLAs.
Attend meetings, participate in conference calls, and respond to email/ticket requests to ensure support is provided.