Tier 3 System Administrator – TS/SCI with Polygraph
About The Position
General Dynamics Information Technology (GDIT) is seeking a Linux/Microsoft Systems Administrator to join their team in support of a Federal Intelligence Agency contract. This role offers a competitive salary and generous health and personal benefits, allowing the Systems Administrator to enhance their skill set among talented colleagues. Primary responsibilities include providing Tier II support for maintaining multiple large Enterprise environments, specifically Microsoft-based networks spanning multiple security enclaves within a hybrid (Windows & RHEL) environment. GDIT is a global technology and professional services company delivering consulting, technology, and mission services to major agencies across the U.S. government, defense, and intelligence community. With 30,000 experts operating across 50 countries, GDIT focuses on digital modernization, AI/ML, Cloud, Cyber, and application development, striving to create a safer, smarter world through deep expertise and advanced technology. GDIT emphasizes growth through AI-powered career tools, support from an internal mobility team, comprehensive benefits and wellness packages, a 401K with company match, competitive pay, paid time off, an award-winning culture of innovation, and a military-friendly workplace.
Requirements
- Bachelor's 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.
- Candidate must attain the required DoD 8570 Computing Environment (CE) Training within six (6) months of Hire Date.
- Related experience and knowledge/understanding of Active Directory Administration
- Related experience and knowledge/understanding of DNS, DHCP, DFS, LDAP
- Related experience and knowledge/understanding of Windows 10, Server 2012, Server 2016, Application Troubleshooting such as Outlook, Excel, Word, JAVA, Internet Explorer
- Related experience and knowledge/understanding of Linux Operating system
- Related experience and knowledge/understanding of ServiceNow, NETS or other ticketing process
- Related experience and knowledge/understanding of ITIL v3 or higher
Nice To Haves
- 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
Responsibilities
- System Administrative Advisory duties to include management of Windows and Linux workstations on EVDI and physical
- Troubleshooting application functionality, crash and performance
- Investigate user performance and work with external teams to improve user experience.
- Assist customers with Tier 2 incident resolution for Linux and Windows applications.
- Provide remote end user desktop support.
- Identifies, analyzes, and resolves system incidents with both short-term workarounds and long-term solutions.
- Responds to escalated service desk/team requests.
- Communicate effectively (in oral and written form) with a variety of individuals; work well within small and large team environments.
- Willingness to provide initial triage, response, and notifications for incidents.
- Participates in special projects as required.
Benefits
- competitive salary
- generous health and personal benefits
- AI-powered career tool that identifies career steps and learning opportunities
- An internal mobility team focused on helping you achieve your career goals
- Comprehensive benefits and wellness packages
- 401K with company match
- competitive pay
- paid time off
- Award-winning culture of innovation
- military-friendly workplace
- variety of medical plan options, some with Health Savings Accounts
- dental plan options
- a vision plan
- 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
- full flex work weeks where possible
- a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave
- short and long-term disability benefits
- life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Number of Employees
5,001-10,000 employees
