System Administrator

CareerCircle
Arlington, VA, United States
1 day ago
Apply on www.careercircle.com
Prepare application

Role details

Contract type
Permanent contract
Employment type
Full-time (> 32 hours)
Compensation
$92,300.0 - $166,850.0
Working hours
Regular working hours

Tech stack

Microsoft Windows Artificial Intelligence Backup Devices Bioinformatics Cipher Cyber Security System Configuration Dynamic Host Configuration Protocol Linux Disaster Recovery File Systems VMware ESX Servers
+42 more
Monitoring of Systems Hyper-V Information Management Integrated Development Environments IP Addressing IP Address Management Network Troubleshooting Machine Learning Microsoft Office Windows Servers NetBackup Network Monitoring Network Administration Oracle (Applications) Oracle SQL Developer Performance Tuning Red Hat Enterprise Linux Salesforce.Com SAP (Applications) Web Application Security Server Administration Server Virtualization Software Systems System Testing Virtualization Technology Software Vulnerability Management Backup and Restore Network Switches Network Routing Network Routers Computer Network Technologies Virtual Environment Juniper Information Technology OpenText Vcenter Patch Management Routing & Switching Microfocus Network Server Cisco Vmware

Job description

Retina Equities Templates Operations Automation Market Data Micro Focus File Systems System Testing VMware vCenter Network Routing Virtual Routers Ancient History Microsoft Office Network Switches Operating Systems Technical Support Microsoft Windows System Monitoring IT Infrastructure Performance Tuning Network Management VMware ESX Servers Network Monitoring Virtual Environment Performance Analysis System Configuration System Administration Information Assurance Information Management Development Environment Network Troubleshooting Red Hat Enterprise Linux Risk Management Framework Juniper Network Technologies Security Requirements Analysis Troubleshooting (Problem Solving) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance), The Digital Modernization Sector at Leidos has an opening for a System Administrator to support the Intelligence Community in providing technical support for the customer’s system test and integration lab, and customer production environment. The System Administrator provides hand-on support for the IT infrastructure and technical assistance and support as needed to on-site administrators supporting the other two environments.

Description of Job Duties/Responsibilities:

  • Excellent writing skills required for preparing documentation and other technical deliverables.
  • Ability to troubleshoot Cisco and Juniper switches and routers.
  • Uses MicroFocus/OpenText and HP Network Monitoring tools.
  • Organizes and directs the configuration and operation of information management systems.
  • Provides the day-to-day system administration to include system and resource optimization, and user assistance.
  • Maintains servers and create and review monitoring reports and logs.
  • Performs daily system monitoring, verifying the integrity and availability of all hardware, server resources, system and key processes, reviewing system and application logs, and verifying completion of scheduled jobs such as backups.
  • Provides hands-on guidance and training to. more junior staff.
  • Applies OS patches for RHEL and Windows servers.
  • Runs configuring/adding new services.
  • Conducts ongoing performance tuning, hardware upgrades, and resource, and optimization, as required.
  • Conducts CPU configuration, memory and disk partitions, as required.
  • Performs regular security monitoring to identify vulnerabilities and any possible intrusions.
  • Sets up and manages frequent and regular (at least daily) backup operations, ensuring that all required file systems and system data are successfully backed up to appropriate media, plus creates recovery tapes or disks; performs regular file archive and purge, as necessary., * Increase system administrator efficiency and accuracy via the use of automated tools and scripts, develop system administrator procedures, and conduct system administrator training and skills assessment
  • Conduct capacity and performance analysis, and provides system configuration change and upgrade recommendations.
  • Determine computer user needs; analyze system capabilities and programming techniques and controls.
  • Manage the daily activities of configuration and operation of systems and perform system capacity analysis and planning.

If you’re looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We’re not hiring followers. We’re recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We’re already at step 30 - and moving faster than anyone else dares., All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws. Related Jobs TS/SCI Backup Systems Administrator TEKsystems

Arlington, VA*On-Site

Linux Hyper-V Scheduling Operations Management Communication Backup Devices Virtualization Windows Servers SAP Applications Disaster Recovery Veritas NetBackup Business Valuation Backup And Restore Business Continuity Oracle SQL Developer Compliance Reporting System Administration Server Administration Backup Administration Full Stack Development Artificial Intelligence Business Transformation Web Application Security Troubleshooting (Problem Solving) Counter Intelligence Polygraph (CI Clearance) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0

Salesforce Admin

Salesforce Developer System Administrator Leidos

Chantilly, VA Chantilly, VA*On-Site On-Site

Auditing Equities Management Subnetwork Market Data IP Addressing System Testing Ancient History Security Policies Technical Support IT Infrastructure System Administration Information Assurance Network Administration Development Environment IAT Level II Certification IP Address Management (IPAM) Troubleshooting (Problem Solving) Dynamic Host Configuration Protocol (DHCP) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0 Systems Administrator - Vulnerability Mitigation Leidos

Chantilly, VA*On-Site

Linux Cipher Auditing Equities Hardening Innovation Encryption Market Data Coordinating Group Policy Prioritization Ancient History Software Systems Machine Learning Operating Systems Artificial Intelligence Psychiatric Assessments Authorization (Computing) Top Secret-Sensitive Compartmented Information (TS/SCI Clearance) +0

Salesforce Admin

Requirements

  • TS SCI CI poly
  • Candidate must have 12 years of experience that can be a combination of work history and education. This equates to a Doctorate and 4 years, master’s and 6 years, bachelor’s and 8 years, associates and 10 years or HS diploma and 12 years.
  • Compliance with Department of Defense (DoD) 8570 Information Assurance Technical (IAT) Level 2.
  • Must be able to process and analyze information and trouble calls submitted by a customer (e.g., system administrator, developer, security specialist), make determinations, provide and implement solutions.
  • Must be able to work with minimal supervision to perform complex technical tasks.
  • Must be able to troubleshoot network routing and router/switches.
  • Build and O&M of Linux RHEL systems, Build and O&M of MS Windows Server systems, Build and O&M of virtual environment that includes virtual servers and virtual routers, Build and O&M Oracle Servers.
  • Build and O&M of multiple Network Management applications, Build and O&M of VCenter which includes the O&M of VM templates, Build and O&M of ESXi hosts, Build and O&M of hardware.
  • Understanding of DoD Risk Management Framework (RMF) information security requirements, standards, and best practices; DIACP compliancy with Retina, DISA STIG and IAVA patch management.
  • Perform multiple tasks concurrently and respond to emergency effectively.
  • Proficient in use of Microsoft Office suite.

Benefits & conditions

Pay and benefits are fundamental to any career decision. That’s why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits .

About the company

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com .

Apply for this position

This job is hosted externally. Click below to view the full posting and apply.

Apply on www.careercircle.com
Prepare application

Good distractions

Talks and stories from around this role — technically off-topic, practically not.

1:34 min

Pivoting careers into specialized platform engineering roles

Xavier Portilla Edo · LIVE

1:40 min

Managing containerized infrastructure with Podman Desktop

Cedric Clyburn Cedric Clyburn +1 · World Congress 2025

52 sec

Running persistent Linux environments directly on Windows

Ben Breard Ben Breard · World Congress 2025

1:29 min

Expanding practical knowledge with community sandboxes and resources

Stuart Clark · LIVE

3:09 min

Balancing data science skillings alongside systems engineering rigor

Nico Schmidt · LIVE

1:41 min

Parallels between cloud and legacy infrastructure lock-ins

Björn Stahl Björn Stahl · World Congress 2024

Videos

See all

Related articles

See all