Systems Administrator (Windows and Linux) - TS/SCI w/ Poly at General Dynamics Information Technology in aurora, Colorado

Posted in General Business 2 days ago.

Type: Full-Time

Job Description:

Type of Requisition:


Clearance Level Must Currently Possess:

Top Secret SCI + Polygraph

Clearance Level Must Be Able to Obtain:

Top Secret SCI + Polygraph



Public Trust/Other Required:

Job Family:

Systems Administration

Job Description:

Job Responsibilities & Duties:

System Administrative Advisory duties to include management 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


  • Bachelors Degree in Computer Science, Engineering or a related technical discipline, or the equivalent combination of education, technical training, or work/military experience.

  • 8+ 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)

The likely salary range for this position is $76,000 - $114,000, 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.

Scheduled Weekly Hours:


Travel Required:


Telecommuting Options:

Telecommuting Not Allowed

Work Location:

USA CO Aurora

Additional Work Locations:

Total Rewards at GDIT:

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. The people supporting some of the most complex government, defense, and intelligence projects across the country. We deliver. Bringing the expertise needed to understand and advance critical missions. We transform. Shifting the ways clients invest in, integrate, and innovate technology solutions. We ensure today is safe and tomorrow is smarter. We are there. On the ground, beside our clients, in the lab, and everywhere in between. Offering the technology transformations, strategy, and mission services needed to get the job done.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.