Secret-Cleared Linux Systems Administrator – Defense IT

Aquila Technology; Lexington (MA); On-site; USD 120,000 - 170,000; Full time

Benefits offered by this job

PTO – 15 days (vacation/sick)

10 paid holidays – 6 standard + 4浮动日

Tuition reimbursement 5K/yr

401K with Fidelity

Cell Phone & Internet reimbursement

BYOD program

Onsite 4-5 days/week

Job summary

Aquila Technology is seeking a Sr. Linux Systems Administrator to support a Red Hat Linux environment in a defense research setting. Responsibilities include system admin on Red Hat 7/8, IdM, and Ansible, with windows desktop/server work as needed.

The role emphasizes performance optimization, cyber security, patching, scripting, storage, and disaster recovery, supporting mission-critical data. Applicants must be US citizens with an active Secret clearance.

Qualifications

• Bachelor’s Degree in Computer Science or related field.
• 3 years scripting and task automation (server install, patching, config).
• 3 years Linux kernel networking experience.
• 3 years Red Hat Identity Management (IdM) or Free IPA server.
• 3 years experience with GitLab and CI/CD pipelines.
• 5 years Hardware familiarity (Dell/Intel/AMD, EMC, NetApp).

Responsibilities

• Maintain and administer Red Hat 7/8 servers and IdM/Ansible environments.
• Perform patching, OS hardening, and security updates.
• Implement data backup, disaster recovery, and centralized logging.

Skills

Red Hat Linux

Scripting (bash/python)

System architecture

Security clearance readiness

Microsoft Windows familiarity

Network administration

Disaster recovery planning

Performance tuning

IdM/FreeIPA

Education

Bachelor’s Degree in Computer Science or related field

Tools

Raritan KVM

Red Hat IdM/Free IPA

GitLab

Ansible

VMware/VMware ESXi

Job description

Aquila Technology is seeking a Sr. Linux Systems Administrator to support a Red Hat Linux environment in a defense research setting. Responsibilities include system admin on Red Hat 7/8, IdM, and Ansible, with windows desktop/server work as needed.

The role emphasizes performance optimization, cyber security, patching, scripting, storage, and disaster recovery, supporting mission-critical data. Applicants must be US citizens with an active Secret clearance.