Senior Systems Administrator - Classified Linux/Windows

Lockheed Martin; Boulder (CO); On-site; USD 96,000 - 178,000; Full time

Benefits offered by this job

Medical insurance

Dental insurance

Vision coverage

4x10 schedule

401(k) match

Paid time off

Parental Leave

Education Assistance

Life Insurance

Disability insurance

Job summary

Lockheed Martin's NGG team seeks a System Administrator to ensure smooth operation of multi-user Linux and Windows environments in a security-conscious setting. On-site in Boulder, you will manage accounts, backups, and system documentation while coordinating with network teams.

Qualified candidates have an active SECRET clearance with TS/SCI eligibility, a related degree or equivalent experience, and 3+ years of practical admin experience in multi-user environments.

Qualifications

• Active SECRET security clearance with eligibility for TS/SCI.
• Bachelor’s Degree in Engineering, Computer Science, or related field.
• DoD 8572 qualified certification (e.g., Security+).
• Minimum 3+ years of experience administering Linux and Windows server environments.
• Proven experience in a multi-user, multi-environment system administration role.

Responsibilities

• Maintain and operate multi-user computer systems in a classified/air-gapped environment.
• Coordinate with network administrators to ensure system stability and security.
• Set up administrator and service accounts; manage user access and permissions.
• Maintain accurate system documentation and operational procedures.
• Monitor and tune system performance across Linux and Windows server environments.
• Install, configure, and update system-wide software and utilities.
• Allocate and manage mass storage space and storage resources.
• Interact with end-users to assess needs and evaluate vendor products.
• Research and recommend hardware and software purchases.
• Coordinate installation of new systems and software upgrades.
• Implement and test backup and recovery procedures.
• Develop, enforce, and monitor policies and standards for computing resource allocation.

Skills

Security clearance awareness

System administration

On-call rotation

Education

Bachelor’s Degree in Engineering, Computer Science, or related field

Equivalent work experience in lieu of degree

Tools

VMware/KVM virtualization

NetApp storage

Nimble storage

Active Directory

Windows/Linux integration

Job description

Lockheed Martin's NGG team seeks a System Administrator to ensure smooth operation of multi-user Linux and Windows environments in a security-conscious setting. On-site in Boulder, you will manage accounts, backups, and system documentation while coordinating with network teams.

Qualified candidates have an active SECRET clearance with TS/SCI eligibility, a related degree or equivalent experience, and 3+ years of practical admin experience in multi-user environments.