Sr. RHEL Engineer

• This position requires an Active Secret Clearance for consideration*

Zachary Piper Solutions is currently seeking a Sr. RHEL Engineer to support a United States Air Force (USAF) program based in Chantilly, Virginia. This position is a full-time role that will be fully onsite. This position is critical in safeguarding enterprise systems and ensuring compliance with stringent Department of Defense security standards. As a Sr. RHEL Engineer, you will play a pivotal role in secure system configuration, STIG compliance validation, and large-scale enterprise endpoint management within a high-stakes environment supporting approximately 50,000 global endpoints.

Key Responsibilities:

• Configure systems in accordance with DISA STIG requirements and ensure enterprise-wide compliance.
• Validate, assess, and report STIG compliance across systems using tools such as SteelCloud ConfigOS.
• Administer and maintain applications in Red Hat Enterprise Linux (RHEL) environments.
• Develop, maintain, and debug shell scripts to support application and system management.
• Support large-scale endpoint deployments and compliance efforts across global environments.
• Manage and evaluate web servers, application servers, containerized applications, and database systems to ensure secure configurations without disrupting services.
• Work within virtualized and cloud environments including Hyper-V and Microsoft Azure.
• Support and maintain Public Key Infrastructure (PKI) components.
• Collaborate with cross-functional teams and stakeholders to ensure operational success and compliance.
• Communicate effectively (written and verbal) in a mission-driven environment.

Requirements:

• Active SECRET security clearance
• 10+ years of relevant experience (Bachelor's degree may substitute for 5 years of experience)
• Strong expertise in RHEL system administration and application support
• Deep knowledge of DISA STIG implementation, validation, and troubleshooting
• Experience with enterprise tools such as SteelCloud ConfigOS
• Proficiency with scripting (e.g., Bash, Shell scripting)
• Working knowledge of cloud and virtual platforms (Azure, Hyper-V)
• Understanding of PKI concepts and implementation

Desired Qualifications:

• DoD 8140 compliant certification (e.g., CompTIA Security+)
• CISSP, CISM, or other advanced cybersecurity certifications
• Experience with ServiceNow workflows and automation
• Knowledge of Microsoft Active Directory / Entra ID
• Experience creating dashboards in Microsoft Power BI
• Familiarity with NIST frameworks and other compliance standards
• Strong analytical and troubleshooting skills
• Ability to operate in a fast-paced, highly regulated environment
• Commitment to staying up to date with emerging cybersecurity trends and tools

Compensation to include:

• Salary Range: $140,000 - $145,000 depending on experience
• Full Benefits: Medical, Dental, Vision, 401K, PTO, Sick Leave if Required by Law

This job opens for applications on 7/5/2026. Applications for this job will be accepted for at least 30 days from the posting date

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Keywords: RHEL, Red Hat Enterprise Linux, STIG, DISA STIG, Security Compliance, SteelCloud ConfigOS, Linux Administration, Shell Scripting, Bash, Cybersecurity, Azure, Hyper-V, PKI, DoD 8140, Security+, CISSP, CISM, Endpoint Management, Enterprise Security, NIST, Compliance Frameworks, System Hardening, Cloud Security, Linux Engineering, Infrastructure Security, Application Administration, Vulnerability Management, Secret Clearance, Active Secret Clearance, linux, servers, DoD,