Job Information
General Dynamics Information Technology Linux Systems Administrator in Doral, Florida
Req ID: RQ178715
Type of Requisition: Regular
Clearance Level Must Be Able to Obtain: Top Secret/SCI
Job Family: Systems Administration
Skills:
Linux,Operating Systems (OS),Red Hat Enterprise Linux (RHEL),System Administration,VMware
Certifications:
CompTIA Linux + - CompTIA, Red Hat Certified Engineer (RHCE) - Red Hat, Red Hat Certified System Administrator (RHCSA) - Red Hat
Experience:
8 + years of related experience
US Citizenship Required:
Yes
Job Description:
Linux Systems Administrator
Senior Level
Job Description Summary:
Work Location: Onsite - Doral, FL (No telecommuting option)
Clearance: Secret (must be able to obtain TS/SCI)
Shift: 8am-4pm. (After hours support as required)
GDIT provides enterprise-wide IT services in support of US Southern Command’s (SOUTHCOM) mission critical operations throughout their Area of Responsibility (AOR), which consists of Central America, South America, and select countries in the Caribbean. SOUTHCOM is headquartered in Doral, FL.
GDIT SOUTHCOM Cyber Information Technology Enterprise Services (SCITES) is working to deliver and operationalize information technology (IT) services for all US SOUTHCOM combatant command constructed networks. These constructed networks span the US SOUTHCOM Area of Responsibility (AOR). Work performed under this Task Order directly provides US SOUTHCOM a defensible, secure, modern, and efficient IT infrastructure across all combatant command constructed networks.
We have an opportunity for a Senior Linux Systems Administrator to work in support of SOUTHCOM Cyber Information Technology Enterprise Services (SCITES).
This position supports SOUTHCOM's transformative move to a Zero Trust Architecture in alignment with the DoD Zero Trust Strategy and Executive Order (EO) 14028.
Responsibilities and Tasks:
Design, develop, evaluate, and modify physical and virtual compute environments throughout systems life cycle.
Participate in system conceptual design and documentation.
Determine system specifications, input/output processes, and working parameters for hardware/software compatibility.
Creates and maintains detailed system documentation.
Provides system/equipment/specialized training and technical guidance.
Provide input to briefings, transitioning concepts to execution, course of action (COA) development, and assisting in project technical planning and implementation.
Develop standard operation procedures (SOPs) and system documentation.
Collaborate with managers, network engineers, team members, and customer on solutions and issues.
Maintains current knowledge of rapidly changing technology, always on the lookout for new technologies, and works with management to evolve current processes.
Download, stage and deploy systems-related security policies and updates to maintain information system compliance with DISA security policies and procedures (STIGs, IAVAs, etc.).
Participate in special projects as assigned.
Develop scripts and automation (BASH, Python, Ansible, Puppet, etc.) to perform recurring systems administration tasks, automate installs, gather metrics, etc.
Administer Red Hat Enterprise Linux environments with an emphasis in the following areas:
Configure, deploy, and manage Red Hat Enterprise Linux versions 7/8.
Utilize Red Hat Identity Manager to manage identity stores, authentication, policies, and authorization policies.
Core Linux Infrastructure services (CA, [openssl], DNS [bind], DHCP [dhcpd], NTP [ntpd/MicroSync], Red Hat Identity Management [ipa-server], File Share [nfs, glusterfs]).
Employ Automation Technologies (Ansible/Puppet).
Interact with Logging Technologies (syslog-ng/Splunk).
Administer VMware virtual environments to include ESXi hosts, vCenter appliances, VxRail HCIs, and VSANs.
Ensure patches are maintained across a diverse Linux environment (e.g. Ubuntu, RHEL7/8, CentOS, etc.) in a heavily automated manner, where possible.
Upgrade and/or install, configure, and maintain software as needed (GitLab, Splunk, NorthStar/Paragon, Puppet, Red Hat Identity Management, OpenNMS, VMware, IDPA, Firmware, etc.).
Develops advanced technical solutions for the management of networks, software, hardware, configurations, and architectures.
Troubleshoots highly complex system hardware and software issues.
Develops training materials for end users on the proper use of hardware and software.
Develops implementation plans for software installations and upgrades to operating systems and layered software packages.
Monitors and tunes systems to achieve optimum performance levels.
Ensures workstation/server data integrity by implementing standard software and hardware solutions.
Leads efforts to ensure data/media recoverability by following a schedule of system backups and database archive operations.
Conducts advanced hardware and software audits of workstations and servers to ensure compliance with established standards, policies, and configuration guidelines.
Develops performance and security plans for computers that meet the needs of network users.
Evaluates existing systems and plans long-term strategies.
May be required to work evening, weekend, and holiday hours as required.
Additional duties as assigned.
Experience/Training Desired:
Working knowledge of ServiceNow
Working knowledge of certificate-based security (TLS, SSL, OCSP)
Working knowledge of networking elements, including TCP/IP protocols & ports, DNS, NAT, subnet masks, etc.
Working knowledge of object-oriented databases; MySQL experience preferred
Experience with HBAC and RBAC policy creation in Red Hat Identity Manager.
Experience with direct customer support for both internal and external customers.
Experience with Server STIGs, patching, Tenable, ACAS, MECM, and IAVA vulnerabilities.
Experience with automation processes and tools.
Experience with implementing and maintaining systems documentation.
Experience with developing training for both internal and external junior system administrators.
Experience with managing, monitoring, and responding to key server infrastructure alerts.
Experience with current scripting languages: PowerShell, BASH, Python, Ansible, Puppet, etc.
Experience with infrastructure including but not limited to: data center operations, server hardware, operating systems (Red Hat Enterprise Linux 7/8), web servers (Apache, Nginx), virtualization (VMware), networking, storage, monitoring, etc.
Education Required:
- BA/BS or equivalent with 8+ years of experience.
Certification(s) Required:
DoD 8570 compliant:
IAT Level II or III Baseline Certification.
Computing Environment (CE) Certificate.
More Details: https://public.cyber.mil/wid/cwmp/dod-approved-8570-baseline-certifications
Certification(s) Desired:
Linux Certifications
Red Hat Certified System Administrator (RHCSA)
Red Hat® Certified Engineer (RHCE)
Linux+ Certification
Clearance Required:
Must be a U.S. citizen.
Must be able to obtain a fully adjudicated Top Secret SCI clearance.
Must have interim clearance and required certifications prior to start in role.
Travel Requirements:
- 0-10%. Nominal, if any, travel required.
#SCITES
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The likely salary range for this position is $123,250 - $166,750. 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 30 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.
We connect people with the most impactful client missions, creating an unparalleled work experience that allows them to see their impact every day. We create opportunities for our people to lead and learn simultaneously. From securing our nation’s most sensitive systems, to enabling digital transformation and cloud adoption, our people are the ones who make change real.
GDIT is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.