Tier II Linux Administrator - TS/SCI with Polygraph

General Dynamics Information Technology; Alexandria (VA); On-site; USD 100,000 - 150,000; Full time

Job summary

General Dynamics Information Technology (GDIT) is seeking a Tier II Linux Administrator to support our intelligence customer on a Federal contract. The role is based on customer site in Springfield, VA and requires TS/SCI with Polygraph.

Responsibilities include providing Tier II system administration across Windows and Linux environments, Active Directory, DNS/DHCP, and virtualization with remote collaboration across Tier 2/3 teams.

Qualifications

• Bachelor's degree in Computer Science, Engineering or related discipline, or equivalent combination of education and experience.
• 5+ years of related systems administration experience.
• TS/SCI with Polygraph is required.
• DoD 8570 Training within six months of Hire Date.

Responsibilities

• Provide Tier II support for Windows and Linux workstations and servers in a hybrid environment.
• Troubleshoot user, workstation, and application functionality across Linux and Windows.
• Identify, analyze, and resolve incidents with short-term workarounds and long-term solutions.
• Provide remote end-user support and collaborate with Tier 2/3 team members.
• Communicate effectively with various team members and stakeholders.
• Participate in special projects as needed.

Skills

Active Directory Administration

DNS

DHCP

LDAP

Windows administration

Linux administration

Remote/VDI troubleshooting

PowerShell

Linux scripting

Education

Bachelor's degree in Computer Science, Engineering or related field

Tools

ServiceNow

NETS

VMware

Citrix

Samba

NFS

Puppet

Ansible

Docker

Podman

Job description

Seize your opportunity to make a personal impact as an Tier II Linux Administrator supporting our intelligence customer. GDIT is your place to make meaningful contributions to challenging projects and grow a rewarding career.

At GDIT, people are our differentiator. As an Systems Administrator will help ensure today is safe and tomorrow is smarter. Our work depends on a TS/SCI cleared professional joining our team to support or intelligence customer in Springfield, VA.

General Dynamics Information Technology (GDIT) is seeking an IT Engineer with Microsoft Enterprise Systems Administrator Advisor or Red Hat Enterprise Linux (RHEL) experience to join our team in support of a Federal Intelligence Agency contract. In addition to receiving a competitive salary and generous health and personal benefits, the IT Engineer will enhance their skill set among a talented and technically accomplished group of colleagues.

Primary responsibilities include providing Tier II support maintaining multiple large Enterprise environment(s). The supporting infrastructure includes multiple Microsoft based networks spanning multiple security enclaves within a hybrid (Windows & RHEL) operating environment.

Job Responsibilities & Duties:

System Administrative Advisoryduties to includemanagement of both physical and VDI based Windows and Linux workstations

• Troubleshoot user, workstation and application functionality, performance and incident resolution for both Linux and Windows based applications
• Identifies, analyzes, and resolve incidents with both short-term workarounds and long-term solutions
• Provide remote end user support and remotely work with geographically disperse Tier 2 and Tier 3 team members
• Communicate effectively (in oral and written form) with a variety of individuals and team members in both small and large team environments
• Willingness to participate in special projects as needed

WHAT YOU’LL NEED TO SUCCEED:

• Bachelors Degree in Computer Science, Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.
• 5+ years of related systems administration experience
• TS/SCI with Polygraph is required.
• Candidate must possess an appropriate and current DoD Information Assurance (IA) Certification to be considered for employment; either valid CompTIA Security+ CE, Systems Security Certified Practitioner (SSCP) or Cisco Certified Network Associate (CCNA)-Security. CompTIA Security+ CE Certification is the preferred certification. In addition, candidate must attain the required DoD 8570 Computing Environment (CE) Training within six (6) months of Hire Date.

Successful candidates are expected to have related experience and knowledge/understanding of:

• Active Directory Administration
• DNS, DHCP, DFS, LDAP in a Windows or Linux environment
• Windows 10, Server 2012, Server 2016
• Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet Explorer, Firefox
• Linux Operating system as a server or desktop (RHEL 6/7/8, CentOS 6/7/Stream, Scientific Linux 6/7, Fedora)
• Understanding of Samba and NFS file sharing protocols
• Understanding of ServiceNow, NETS or other ticketing process
• ITIL v3 or higher

The following knowledge/skill set is not required but is a plus:

• Microsoft System Center Configuration Manager
• PowerShell
• Virtualization Environments (VMware, Citrix)
• Profile management utilizing the VMware User Experience Management (UEM) toolset
• Microsoft Exchange
• Telephone/Video support
• Networking
• Familiarity with site specific customer and mission
• Linux scripting (Python, Perl, Ruby, Bash)
• Gnome and KDE desktop environments
• Puppet or Ansible experience
• Linux Kickstart
• Red Hat Satellite or Foreman/Katello
• Dell/EMC Isilon and Netapp storage appliances
• Experience with monitoring tools like SCOM, Zabbix or Nagios
• DoD STIG hardening
• Containerization (Docker, Podman)
• Cloud environments (AWS, Azure, Google Cloud)

Location: On Customer Site
US Citizenship Required

GDIT IS YOUR PLACE

At GDIT, the mission is our purpose, and our people are at the center of everything we do.

• Growth: AI-powered career tool that identifies career steps and learning opportunities
• Support: An internal mobility team focused on helping you achieve your career goals
• Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off
• Community: Award-winning culture of innovation and a military-friendly workplace

OWN YOUR OPPORTUNITY

Explore a career in supply chain and logistics at GDIT and you’ll find endless opportunities to grow alongside colleagues who thrive on efficiency, accuracy, and accountability.