Principal Linux System Administrator

Job description

**Req ID:** RQ192592
**Type of Requisition:** Regular
**Clearance Level Must Be Able to Obtain:** Top Secret SCI + Polygraph
**Public Trust/Other Required:** None
**Job Family:** IT Infrastructure and Operations
**Skills:**
Linux,Microsoft Server Operating Systems,Microsoft Windows Environment
**Certifications:**
Security+, CE - Sec+ CE - CompTIA - CompTIA
**Experience:**
8 + years of related experience
**US Citizenship Required:**
Yes

**Job Description:**

************$10K Sign-on bonus************

A Principal Linux System Administrator Maintains an organization's computer systems' workflows and is responsible for the upkeep, configuration, and reliable operation of computer systems, including fixing network issues along with updating equipment and software

***** **Classified work and must be on-site**

+ Environment is 80% or more Linux/UNIX and 20% or less Windows with 600+ Physical and virtual servers covering various levels of very complex classified systems and networks.
+ Responsible for performing in-depth analysis and technical support of systems, including complex problem resolution, design, development, testing, operational integration, and user support.
+ Provide operating systems planning and evaluation for performance analysis, capacity planning and hardware upgrades.
+ Provide specialized expertise within multiple IT systems such as: Windows 2016/2019 server, Red Hat Enterprise Linux, VMWare hypervisor, VMWare Horizon, as well as general knowledge of related disciplines.

This would include performing installation, administration, troubleshooting and support of server operating systems/services, storage, and Data Center solutions.
+ Oversee the implementation of system specifications; integration, testing, and documentation are a key part of the role.
+ Exhibit strong technical skills as they relate to numerous systems and storage technologies including but not limited to: Windows Server 2016/2019, Microsoft SQL Server, DC’s/DNS, DFS, Active Directory, Group Policy Management, DHCP, IIS, VMware ESXi 7, NetApp ONTAP, Cisco UCS/Nexus, ACAS , SCCM, Hyper-V.
+ Responsible for performing in-depth analysis and technical support of systems, including complex problem resolution, design, development, testing, operational integration, and user support.
+ Provide operating systems planning and evaluation for performance analysis, capacity planning and hardware upgrades.
+ Core Systems: Domain Controllers, Linux servers, DNS, VMware, HPE Blade System, Storage switches
+ Supplemental Systems / Software: SQL, Backups, DHCP, Puppet, Ansible, Share/NFTS permissions, DFS, CIFS, NFS, NETAPP, Red Hat Enterprise Linux 7, Red Hat Clustering
+ System administration and IT certification in Linux, Microsoft, or other network related fields required
+ Working knowledge of Administration and maintenance of Bare Metal hypervisors (VMWare, XenServer, Hyper-V, etc.)
+ Working knowledge of Administration and maintenance of configuration management / automation tools (Ansible, Puppet, Chef, etc.)
+ Working knowledge of Administration and maintenance of Unix/Linux Operating System
+ Working knowledge of SAN storage configuration and maintenance
+ Working knowledge of Basic enterprise networking configuration and maintenance; routing, redistribution, ACLs, NAT, VPN, Layer 2/3 switching, monitoring solutions (Solarwinds/Splunk), encryption devices (KG175, KG250, etc)

**Knowledge, Skills and Abilities**

+ MUST be hands on with systems and technology!
+ Must have 10+ years working in a Linux or Windows Environment (Windows Server 2016/2019, RHEL, CentOS, etc.)
+ Experience with troubleshooting and issue resolution principles, methodologies and techniques
+ Basic knowledge Oracle and SQL database management
+ Advanced knowledge of virtualization, VMware or equivalent
+ Working knowledge of systems and networking software, hardware, and networking protocols
+ Strong knowledge of implementing and effectively developing helpdesk and IT operations best practices; including expert knowledge of security, storage, data protection, and disaster recovery protocols
+ Experience with scripting and automation tools
+ Good communications skills; shows tact, effective listening skills and follow through

**Security Requirements**

+ Must have a Top Secret-SCI security clearance

**Education and Certification Requirements**

+ ITIL v3 Certification preferred
+ DoDI 8570.01m Certification required

The likely salary range for this position is $140,250 - $189,750.

This is not, however, a guarantee of compensation or salary.

Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range.
Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match.

To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave.

To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available.

We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most.
We are GDIT.

A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community.

Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation.

We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development.

Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology.
Join our Talent Community to stay up to date on our career opportunities and events at https://gdit.com/tc.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Required Skill Profession

Other General