Job Description:

LINUX SERVER ADMINISTRATOR

Works under general supervision, and no instructions are needed for routine work.

Receives general instructions for special assignments.

Work is reviewed for sound technical judgment and overall adequacy.

Performs computing delivery system integration.

Provides problem resolution and technical support for delivery systems.

Administers user's system access to meet security requirements.

Monitors system performance to support capacity planning, backup and disaster recovery planning.

Assists in the system integration, hardware and software installation, configuration and disposition of servers and workstations to support the architecture.

Provides support for the design, validation and implementation of changes to computing delivery systems.

Performs system monitoring and backup and restore procedures to ensure system and data availability.

Administers user's system access to meet security requirements. Performs problem resolution as appropriate

Requirements & Skills

Specific Requirements, Skills, Personal Characteristics, Licenses, Physical Abilities, etc.

OVERALL REQUIREMENTS:

* U.S. Citizen (not dual)

* Submit/Pass a 10-year Dept. of Defense background check, criminal history, drug screening, and fingerprints

* Valid driver's license/Real-ID with clean driver's history

* Applicant must have a strong work ethic, be extremely organized and detail-oriented, be a self-starter with excellent time-management, problem solving, and multitasking skills

* Applicant must have excellent front-facing / face-to-face customer service skills

* Minimum 1 year of customer service experience (call center, retail, or other customer facing role)

* Problem solving skills from active listening and educating customers through resolution and a set of expectations

* Excellent communication skills (in English), both verbal and written, to articulate details in a professional manager

* Position may require ability to sit, stand, walk extended distances, bend, stoop, squat and lift to 35 lbs. from the floor to desktop for extended periods of time

* Experience with a ticketing system like ServiceNow a plus

JOB SPECIFIC REQUIREMENTS AND SKILLS:

* 6+ years Linux Server Administration experience in an enterprise environment

* Active Top-Secret security clearance with SCI access (TS/SCI) - must pass a polygraph, required

* IAT Level-2 Technical Certification (CompTIA Security+ or equivalent), required within 90 days of hire

* Document policies and procedures. Ability to train new employees, as needed

* Makes use of and applies job practices, techniques, standards, principles, theories, and concepts

* Advanced administration level of Linux based operating systems, including Centos, Ubuntu and RedHat

* Advanced level of skills in networking, server sizing and server capacity planning, security hardening, and OS installation

* Advanced level of skills in Disaster Recovery and Business Continuity concepts

* Advanced level of skills with database, web server, enterprise backup software administration

* Advanced level of skills with Server vulnerability remediation

* Advanced level of skills backup systems and capacity planning

* Advanced level of skills for Hypervisors: VMware

* Advanced level of skills for Networking: iSCSI, TCP/IP, DNS, DHCP, NFS, CIFS

* Desired skill set for Docker containerization strategies

* Desired skill set for Tools: McAfee ePO, NetBackup, Veeam, or similar backup technologies

* Desired skill set for Monitoring: Nagios, Splunk, Sentinel

* Desired skill set for Server OS: Linux RHEL 7.x, CentOS 7.x, Rock Clusters

* Desired skill set for Patch Management: BigFix, Puppet, Yum

* Desired skill set for Physical Servers: Cisco UCS, UCS Manager, Isilon cluster - NAS, NFS, CIFS

* Desired skill set for Application: Matlab, Mathematica, ServiceNow, Netbackup, PBIS Likewise, FlexLM, Gitlab, Github

* Desired skill set for Scripting: Bash, Shell, Python

* Desired skill set for VMware: ESXi 6x (or two most recent versions)

* Desired skill set for HP: C3000, C7000, HP Proliant, iLo

Responsibilities & Duties

List the specific duties required of this job. List in order of importance. Complete sentences.

RESPONSIBILITIES AND DUTIES:

* Provides solutions to a variety of technical problems of moderate scope and complexity.

* Assists with the implementation of established security requirements.

* Scripting in Bash, Python, Ansible languages.

* Implements safeguards to protect information against accidental or unauthorized modification, destruction or disclosure to meet emergency data processing needs.

* Implement, manage, and monitor information security reports and implement established security measures. Familiar with Nagios, Spectrum, and Dynatrace.

* Installation of patches, kick-starting a new system, modifying security files, control files and data access and corrects errors.

* Follows established procedures in the management of user system access to meet security requirements.

* Assists with the implementation of hardware and software security measures for transmission and storage of information.

* Performs system monitoring using approved tools and processes to validate system health.

* Design of backup and restore procedures to ensure system and data availability.

* Design of the delivery system to meet customer requirements.

* System integration, hardware and software installation, configuration and disposition of servers to support the architecture specially Cisco hardware.

* Assists in the validation of end-to-end system functionality through unit and integration testing.

* Collects, maintains and reports IT infrastructure information across distributed systems and multiple support groups.

* Updates system baseline information that describes computing systems and networks including all hardware and software components.

* Assists in implementing system changes by using standardized methods and procedures for efficient and prompt handling of all changes to improve day-to-day operations.

* Performs problem resolution as appropriate by using applicable computing processes. Assists others in complex problem resolution for delivery systems.

* Documents resolutions/analyses according to support procedures.

* Other duties as assigned.

Digital Intelligence Systems, LLC (DISYS) will consider for employment all qualified applicants in a manner consistent with the requirements of applicable state and local laws, and an arrest or conviction will not automatically disqualify a qualified applicant from consideration from employment.

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