Systems Administrator jobs in United States
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CTI · 14 hours ago

Systems Administrator

CTI, a Parsons Company, is a high-tech software and systems engineering corporation focused on providing technology solutions for military and security applications. They are seeking a highly skilled Infrastructure System Administrator to support operations within a classified environment, ensuring the reliability, security, and performance of complex systems that support Department of Defense and Intelligence Community missions.

AnalyticsCyber SecurityInformation TechnologySecurity
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Comp. & Benefits
badNo H1BnoteSecurity Clearance RequirednoteU.S. Citizen Onlynote

Responsibilities

Responsible for asset procurement and installation/configuration, operation and maintenance of systems hardware, software and related infrastructure
Configure and manage operating systems (Windows and Linux), applications (commercial and government), networks (IPs, subnets, etc.), and network equipment (switches)
Configure and manage DOD and IC standard distributed authentication services
Build up systems from "bare metal" in alignment with accredited baselines
Ensure that system hardware, operating systems, software systems and related procedures adhere to company and government policies
Perform regular security monitoring to identify any possible intrusions
Perform daily backup operations
Perform regular file archival and purge, as necessary
Create, change and delete user accounts per request
Perform ongoing performance tuning, hardware upgrades and resource optimization, as required
Repair and recover from hardware or software failures for multiple sites
Establishes, documents, and monitor the company’s cyber security program implementation plan
Maintain Video Wall System and displays

Qualification

Windows operating systemsLinux operating systemsNetwork equipment managementDoD security policiesIAT Level I certificationIP networkingDistributed authentication servicesAgile environmentsBreak/fix supportTechnical documentationDetail-oriented

Required

Minimum 5 years of professional systems engineering or system administration experience
Bachelor's degree in Information Systems, IT, Computer Science, or related field
Experience configuring, operating, and troubleshooting complex computing systems and network equipment
Strong understanding of DoD and IC security policies, authentication services, and secure protocols
Ability to configure and manage Windows and Linux operating systems
Experience with IP networking, subnets, switches, and distributed authentication services
Must have an active U.S. government Top Secret security clearance and be SCI eligible. Additional eligibility requirements for access to classified information may apply
U.S. citizenship is required to obtain a security clearance
IAT Level I certification (Security+ and relevant OS/CE certification)

Preferred

Experience with Hadoop, HBase/Accumulo, Spark, or Kafka
Familiarity with ACAS, Rancher, Grafana, and Cloud Security Gateway
Knowledge of DoD and IC network infrastructures
Experience supporting Joint IO Range or Defense Research and Engineering Network environments
Ability to create technical documentation, tutorials, and procedural instructions
Experience working in Agile environments (Jira, Confluence, GitLab)
Ability to maintain facility video distribution systems and displays
Experience performing remote or onsite break/fix support
Highly motivated, detail‑oriented, and able to dynamically prioritize workloads

Benefits

Medical, dental and vision insurance
H.S.A. (partially funded by CTI) and Flex Spending
Company-paid life insurance/AD&D and disability insurance
Optional supplemental life, critical illness, hospital indemnity and accident insurances
Paid vacation, sick leave and holidays
401k plan with Safe Harbor contribution
Tuition reimbursement/professional training options
Employee Assistance Program
Travel Assistance
Financial Planning Assistance
Voluntary Pre-Paid Legal
Flexible schedules with telecommuting options
Service awards program

Company

CTI

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CTI, a Parsons Company, is a high-tech software, systems engineering, and operational support corporation dedicated to providing cutting-edge engineering, and system development and support.

Funding

Current Stage
Growth Stage
Total Funding
unknown
2025-07-01Acquired

Leadership Team

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Jay Moorman
Chief Technology Officer
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Kevin Satow
Chief Financial Officer
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Company data provided by crunchbase