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Linux System Administrator

Company:
Set of X
Location:
Annapolis Junction, MD, 20701
Posted:
May 03, 2026
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Description:

Job Description

WE ARE HIRING OWNERS

Set of X is led by industry veterans who see government contracting as a good community with plenty of opportunity to go around. With a shared desire to give back, grow the community, and do great work, the Set of X team is building an elite group of engineers with a strong sense of shared responsibility and ownership

Because who you work with matters.

The candidate will participate in a new long-term effort to consolidate a diverse set of systems into a new cohesive solution that improves system manageability and security, while providing enhanced capability with a strong focus on improved user experience. The candidate will be a part of the early stages of this high visibility effort and help build a sound foundation to ensure the project’s continued success.

Responsibilities:

Work with current owners and administrators to understand existing systems, requirements, and problem areas.

Provide direct input for organization long-term efforts and visions for future architecture and design.

Provide system administration functions to fix critical problems or implement stop-gap solutions as part of the transition to the new consolidated architecture.

Translate existing requirements and use-cases of current systems into scalable and supportable long-term solutions.

Implement and support final solution(s).

Participate in frequent internal engineering and strategy team meetings.

Build direct customer relationships to improve organizational feedback loop.

Required Skills:

Extensive RedHat (RHEL), CentOs Linux, and/or UNIX experience.

Experience managing NiFi data flows.

Experience with VMWare or associate technologies (ESX, NSX, VSAN, KVM, Nutanix or other).

Ansible or other automation platform/methodology experience.

System scanning/hardening – STIGS/CIS Compliance.

Proficiency installing, hardening, patching, and backup/restoration of Linux systems.

Understanding of system monitoring, health/status, and best practice security methodologies.

Familiarity with Windows Server environments

Desired Skills:

Docker, Kubernetes, and AWS familiarity.

Understanding of Active Directory or FreeIPA.

Familiarity with nginx, HAProxy, or other load balancer technologies.

Python experience.

Familiarity with Git/GitLab.

Storage Technology experience including hyper converged, SAN, or IP based storage.

Past experience supporting managed attribution programs.

RHCSA (Red Hat Certified System Administrator) and/or RHCE (Red Hat Certified Engineer) certification.

Experience/Education:

9 yrs. experience in System Administration

Clearance:

TS/SCI clearance with polygraph is required.

Total Compensation Package

We offer a comprehensive compensation package designed to support your well-being and professional growth. Our competitive base salary is complemented by an extensive benefits program, including:

Health, Dental, and Vision Insurance: Comprehensive coverage to keep you and your family healthy.

Life and Disability Insurance: Peace of mind with financial protection for you and your loved ones.

401(k) Plan: No personal investment required to benefit from a generous employer contribution, allowing you to maximize your take-home pay.

Paid Time Off: Enjoy time away from work to recharge.

Technology Refresh: Upgrade your devices regularly, or opt for a year-end bonus if you don’t need new tech.

Training and Professional Development: A $5,250 annual budget for ongoing education, certifications, and professional memberships. Or use this annual benefit to repay a student loan tax-free.

For a full overview of our benefits, please visit our benefits tab.

Additional Perks and Benefits

Stock Plan: Become an equity owner with a yearly stock grant—let's build the future together.

Flex Leave and Exchange Plan: Take up to 8 weeks off for a strong work-life balance or sell back unused time for double the value!

Virtual Office Compensation: Monthly reimbursement for cell phone and internet services.

Fringe Benefit Mall: Choose from perks like Uber rides, a beer of the month club, Amazon Prime, and Hello Fresh—whatever suits you best!

Profit-Sharing Cash Bonus: Share in the company’s success with an end-of-year cash bonus.

Referral Bonus: Help us grow by bringing in top talent and earn a bonus for each successful referral.

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Full-time

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