Senior Linux Systems Engineer — Security & Infrastructure

AVIAN; Virginia (MN); On-site; USD 110,000 - 160,000; Full time

Benefits offered by this job

Medical, dental, and vision insurance

Telemedicine services

TRICARE supplement for veterans

401(k) with company contributions

Employee stock ownership plan (ESOP)

Wellness reimbursements

Referral bonuses

Life insurance

Disability benefits

AFLAC supplemental insurance

Flexible time off

Paid sick leave

Maternity and bonding leave

Tuition reimbursement

Job summary

Level Up, LLC, a subsidiary of AVIAN, is seeking a senior Linux Administrator to maintain and improve the Sponsor’s Linux environment. You will ensure OS+hardware integration and support across a large organization.

Join a Virginia-based team with strong cyber security and IT solutions, engaging with distributed teams while applying patch management, deployment, and performance tuning to keep systems secure and reliable.

Qualifications

• Minimum of 10 years configuring and maintaining Linux servers.
• Bachelor’s Degree in Computer Science, Information Systems, Engineering, or other related discipline, OR 10 years of related technical experience may be substituted for education.
• Strong Linux administration experience.
• Experience working in an organization with complex, intertwined systems and data flows.
• Experience creating, maintaining, and communicating complex information technology documentation.
• Experience with domain account management, particularly via Centrify, LDAP, and Active Directory.
• Experience applying security patches in a Linux environment.
• Strong shell scripting experience.
• Ability to manage a large, complex server environment.
• Experience with the server environment, its hardware components and how/where they are used.
• Understanding how to troubleshoot and replace server hardware if necessary.
• Strong communication and collaboration skills to work effectively and proactively across a large organization of dispersed teams.
• Experience with Ansible or similar automation tools.

Responsibilities

• Plan, test, install, integrate, and maintain Linux OS versions.
• Build and harden Linux servers and baselines.
• Apply security patches and maintain patch plans.
• Develop test plans and procedures.
• Replace server hardware components as needed.
• Test and integrate software/hardware.
• Manage OS lifecycles.
• Design interfaces to external systems.
• Research and resolve OS problems with teams.
• Provide OS integration support to other teams.
• Maintain OS configuration docs.

Skills

Linux administration

Shell scripting

Documentation

Communication skills

Collaboration

LDAP

Active Directory

Centrify

Security patching

Server management

Ansible

Education

Bachelor's degree or 10 years related experience

Tools

Centrify

LDAP

Active Directory

Job description

Level Up, LLC, a subsidiary of AVIAN, is seeking a senior Linux Administrator to maintain and improve the Sponsor’s Linux environment. You will ensure OS+hardware integration and support across a large organization.

Join a Virginia-based team with strong cyber security and IT solutions, engaging with distributed teams while applying patch management, deployment, and performance tuning to keep systems secure and reliable.