What are the responsibilities and job description for the Senior Systems Administrator position at SAIC?
Job ID 2612332
Location Arnold, MO, US
Date Posted 2026-05-07
Category Information Technology
Subcategory Sys Administrator
Schedule Full-Time
Shift Day Job
Travel No
Minimum Clearance Required TS.SCI
Clearance Level Must Be Able to Obtain TS/SCI with Poly
Potential for Remote Work ORA_ON_SITE
Description
SAIC is seeking a Senior Systems Engineer to maintain and upgrade customer Linux, Windows, and cloud systems in a secure environment.
Duties include but are not limited to
Qualifications
Required Skills
Location Arnold, MO, US
Date Posted 2026-05-07
Category Information Technology
Subcategory Sys Administrator
Schedule Full-Time
Shift Day Job
Travel No
Minimum Clearance Required TS.SCI
Clearance Level Must Be Able to Obtain TS/SCI with Poly
Potential for Remote Work ORA_ON_SITE
Description
SAIC is seeking a Senior Systems Engineer to maintain and upgrade customer Linux, Windows, and cloud systems in a secure environment.
Duties include but are not limited to
- Perform full system upgrades and repairs (Linux and Windows).
- Troubleshoot and repair operating system (OS) and hardware issues.
- Perform daily and weekly system backups and recovery while maintaining a log of system problems, errors, failures, and downtime metrics.
- Maintain hardware and software inventory lists and install software releases and upgrades.
- Evaluate and install security patches.
- Create and ensure operation of Active Directory and DNS.
- Create accounts and set up user specific access while maintaining group policies and procedures.
- Acquire system accreditation and ensures personnel comply with system security policies.
- Submit requirements within Service for any compute, storage, database, SharePoint, or Tableau infrastructure provisioning to be fulfilled by the UDS contractor.
Qualifications
Required Skills
- Active TS/SCI is required
- Willing and able to obtain a Polygraph
- Knowledge of the LINUX operating system
- Experience with Windows Administration, for example
- Active Directory
- Experience with hardening Windows instances per DISA STIG or equivalent
- PowerShell scripting
- Local Group Policy Updates/Management
- Users and Group Management
- Windows File Shares
- Knowledge of Amazon Web Services (AWS) or cloud architecture
- Amazon EC2 (create and update Amazon Machine Images)
- Amazon S3 (configure bucket policies, Amazon VPC endpoints)
- AWS Lambda
- Amazon CloudWatch
- Amazon VPC (manage Security Groups, Subnets, etc.)
- AWS Identity and Access Management (IAM)