System Administrator
System Administrator
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$ 72150 - 130425
1 Vacancy
Job Description
Are you ready to join a Leidos all-star team Through training teamwork and exposure to challenging technical work let Leidos show you how to accelerate your career path.
Leidos has an exciting opening for you as our next Tier 3 Service Desk/ Systems Administrator supporting the OSINT Integration Center under our 10-year DOMEX Technology Platform (DTP) contract. Your job will be to bring together Linux (primarily) and Windows systems administration systems maintenance systems performance optimization along with user support services. You will work in a team environment while demonstrating strong cross-functional collaboration in areas such as but not limited to development production cybersecurity compliance and QA in a dynamic and fast paced environment. Individuals in this role may be required to perform technical software configuration rebooting and other remedial actions on customer systems. Work will be conducted on-site at our client location in Bethesda MD during standard business hours with rotational coverage of the service desk as early as 6am or as late as 6pm.
You will work closely with other infrastructure and network engineers and system engineers on the following key tasks:
- Clear devotion to the DevOps and Infrastructure as Code (IaC) mindset
- Perform Linux and Windows builds installs configuration administration and troubleshooting of Linux and Windows servers to include base configuration security and system patching performance monitoring etc.
- Implement and enforce DISA STIG compliance across all systems and networks
- Develop server builds for virtual and physical environments
- Manage maintain configure and deploy system integration tools such as Kubernetes Rancher Helm
- Develop scripts to support patching configuration and other infrastructure team tasking using languages such as Python Bash or PowerShell
- Design develop and support scalable redundant infrastructure to include physical and virtualized environments
- Utilize configuration management tools like Salt and Ansible for infrastructure automation and orchestration
- Set up administrator and service accounts maintain system documentation tune system performance install system-wide software validate and implement system patches including fast turnaround time security critical patches
- Working knowledge of COTS and FOSS storage solution
- Improve existing infrastructure to incorporate latest technology best practices and cross application integrations
- Administer cloud environments particularly AWS including provisioning monitoring and optimization
- Collaborate with cross-functional teams to implement and maintain agile practices and workflows
- Provide support to customers in a professional knowledgeable manner to maintain excellent customer relationships.
- Manage and administer accounts to include account creation password resets troubleshooting and termination/deletion.
- Coordinate your work schedule with your ServiceDesk teammates to ensure the team offers coverage from 6am-6pm Monday-Friday.
To be successful in this role you need these skills (required):
- Bachelors Degree and 4-8 years of prior relevant experience or Masters with 2 years of prior relevant experience
- At least 4 years of relevant professional experience
- Must have an active Top Secret security clearance with the ability to obtain and maintain a TS/SCI with Polygraph security clearance
- Experience in system integrations testing through a full system development life cycle including implementing test plans test cases and test processes
- Working in an Agile project management environment
- Experience with security requirements derivation
- Experience documenting test results for corrective actions reporting and audits
- Excellent verbal and written communication skills
- Ability to work in a team and also a self-starter who can work on their own
- Expertise in configuration administration and troubleshooting of Linux (RHEL/CentOS Ubuntu)
- Experience with Patching: yum repositories APT repositories
- Experience with Server builds: virtual and physical
- Experience with Cloud Service Providers and cloud operations
You will wow us even more if you have some of these skills (preferred):
- Experience with data engineering tools such as Kubernetes/Rancher Cloudera
- Experience with Configuration Management (Chef Puppet Ansible Salt) and IaC tools such as AWS Cloudformation
- Experience with scripting languages such bash python3 and power shell
- Experience with CI/CD tools ArgoCD Jenkins Nexus Docker/containerd gitlab/github
- Experience with ELK clusters including Elasticsearch Logstash Kibana and *beats
- Experience with Windows Systems Administration and troubleshooting Active Directory
- Experience establishing large computer end-point environments (> 1000 end-points)
- Experience maintaining AI/ML environments (NVIDIA hardware and software)
- Experience maintaining large data (Petabyte) environments and storage solutions
- Experience working in an air-gapped/not-connected-to-the-internet environment
#NMECDTP-Partner
If youre looking for comfort keep scrolling. At Leidos we outthink outbuild and outpace the status quo because the mission demands it. Were not hiring followers. Were recruiting the ones who disrupt provoke and refuse to fail. Step 10 is ancient history. Were already at step 30 and moving faster than anyone else dares.
Original Posting:
September 30 2025For U.S. Positions: While subject to change based on business needs Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $72150.00 - $130425.00The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job education experience knowledge skills and abilities as well as internal equity alignment with market data applicable bargaining agreement (if any) or other law.
Required Experience:
Unclear Seniority
Employment Type
Full-Time
