What are the responsibilities and job description for the Systems Administrator 3 position at Praxis Engineering?
Type Of Requisition
Regular
Clearance Level Must Currently Possess
Top Secret SCI Polygraph
Clearance Level Must Be Able To Obtain
Top Secret SCI Polygraph
Public Trust/Other Required
None
Job Family
IT Infrastructure and Operations
Skills
Job Qualifications:
Bash (Scripting Language), COTS Implementations, Linux Command, Python (Programming Language)
Certifications
None
Experience
15 years of related experience
US Citizenship Required
Yes
Job Description
SYSTEMS ADMINISTRATOR
Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
MEANINGFUL WORK AND PERSONAL IMPACT
The System Administrator shall be responsible for providing support for a large-scale Linux system including installation of COTS/GOTS/FOSS software, day-to-day operations, monitoring, and problem resolution for all the compute, network, memory, and storage system components. In addition, the System Administrator shall maintain the system’s security posture, along with implementing operating systems enhancements to improve reliability and performance.
What You’ll Need To Succeed
Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator must have:
Experience developing scripts using Bash/Python
Experience performing System Administration including installation, configuration, and support of COTS/GOTS/FOSS software in a large-scale Linux cluster environment
General technical knowledge regarding compute, network, memory, and storage system components
Experience with Red Hat Satellite systems management solution
Familiarity using Splunk for ingesting, indexing, searching, monitoring, and analyzing big data
Experience with the sustainment and support of large Linux clusters including day-to-day operations, monitoring and problem resolution
Experience with distributed files systems such as Weka, CEPH, GPFS, and HDFS
Experience configuring and sustaining VMware ESXi/Virtualization environments
Experience with IaC (Infrastructure as Code) principles and automation tools such as SaltStack and Ansible
Experience with corporate STE/STN security compliance policies and procedures
Experience using system monitoring tools such as HPE One View and Nagios
Experience with containerization technologies such as Docker
Experience with the Atlassian Suite of Tools such as Jira and Confluence
GDIT IS YOUR PLACE
At GDIT, the mission is our purpose, and our people are at the center of everything we do.
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
#IntelligenceEngineered
#MD_2026Alumni
The likely salary range for this position is $202,300 - $273,700. 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
40
Travel Required
None
Telecommuting Options
Onsite
Work Location:
USA MD Annapolis Junction
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. 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
gdit.com/tc.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
Regular
Clearance Level Must Currently Possess
Top Secret SCI Polygraph
Clearance Level Must Be Able To Obtain
Top Secret SCI Polygraph
Public Trust/Other Required
None
Job Family
IT Infrastructure and Operations
Skills
Job Qualifications:
Bash (Scripting Language), COTS Implementations, Linux Command, Python (Programming Language)
Certifications
None
Experience
15 years of related experience
US Citizenship Required
Yes
Job Description
SYSTEMS ADMINISTRATOR
Advance how our customers operate while you advance your career. Join GDIT as a Systems Administrator and build an impactful career in enterprise IT, collaborating with people who are driven and resourceful like you.
MEANINGFUL WORK AND PERSONAL IMPACT
The System Administrator shall be responsible for providing support for a large-scale Linux system including installation of COTS/GOTS/FOSS software, day-to-day operations, monitoring, and problem resolution for all the compute, network, memory, and storage system components. In addition, the System Administrator shall maintain the system’s security posture, along with implementing operating systems enhancements to improve reliability and performance.
What You’ll Need To Succeed
Bring your technology expertise and drive for innovation to GDIT. The Systems Administrator must have:
- Education: Technical Training, Certification(s) or Degree
- Experience: 15 years of related experience
- Security clearance required: TS/SCI w/ Polygraph
- Technical skills:
Experience developing scripts using Bash/Python
Experience performing System Administration including installation, configuration, and support of COTS/GOTS/FOSS software in a large-scale Linux cluster environment
General technical knowledge regarding compute, network, memory, and storage system components
Experience with Red Hat Satellite systems management solution
Familiarity using Splunk for ingesting, indexing, searching, monitoring, and analyzing big data
Experience with the sustainment and support of large Linux clusters including day-to-day operations, monitoring and problem resolution
Experience with distributed files systems such as Weka, CEPH, GPFS, and HDFS
Experience configuring and sustaining VMware ESXi/Virtualization environments
Experience with IaC (Infrastructure as Code) principles and automation tools such as SaltStack and Ansible
Experience with corporate STE/STN security compliance policies and procedures
Experience using system monitoring tools such as HPE One View and Nagios
Experience with containerization technologies such as Docker
- Position Desired Skills:
Experience with the Atlassian Suite of Tools such as Jira and Confluence
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
Explore an enterprise IT career at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your desire to drive operations forward.
#IntelligenceEngineered
#MD_2026Alumni
The likely salary range for this position is $202,300 - $273,700. 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
40
Travel Required
None
Telecommuting Options
Onsite
Work Location:
USA MD Annapolis Junction
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. 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
gdit.com/tc.
Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans
Salary : $202,300 - $273,700