Linux Systems Administrator (TS/SCI) with Security Clearance

---

Job description

Position Title: Linux Systems Administrator (TS/SCI)
Position Type: Full-Time / Exempt
Clearance: Top Secret with CI Poly
Location: Sterling, VA
Salary: $130,000 - $180,000 depending on experience Summit 7 Systems, Inc. (S7) is a place where people grow and thrive. Our employees are not only experts in Microsoft technologies, but also leaders in the tech community. They speak at conferences, write books, and design solutions for some of the most successful and secure organizations in the world. Our team consists of talented and passionate administrators, developers, and architects who are always ready to share their knowledge and insights with others. At S7, we take pride in protecting the US Defense Industrial Base (DIB) from cyber threats by helping them meet the highest standards of security and compliance.
• Enjoy premium health and dental via Blue Cross and Blue Shield of Alabama (BCBSAL) that is accepted nationwide through the PPO network.
• Vision Service Plan (VSP) for eye care and eyewear.
• Retirement savings plan with employer contribution.
• Enjoy 10 days of paid vacation and 7 days of paid sick time per year.
• Eligibility for performance bonuses and salary progression through our certification program.
Overview
Transform technology into opportunities as a Linux Systems Administrator. This role focuses on enhancing and connecting critical systems within a government program IT environment. You will play a key role in improving operational efficiency and effectiveness across various systems and services.
We are looking for a proficient Red Hat Enterprise Linux (RHEL) Administrator to join our team. This role is crucial for maintaining and advancing a range of systems across a critical government program.
Candidates must possess outstanding communication skills, both written and verbal, to ensure timely and appropriate customer follow-up and/or escalation to Microsoft Support.
Essential Responsibilities
• Diagnose, troubleshoot, and resolve issues related to RHEL platforms.
• Create and maintain effective and scalable configuration management practices, services, and baseline configurations for RHEL platforms.
• Serve as a primary contact for RHEL platform support concerning application-related systems and services.
• Implement, oversee, and audit security configurations, addressing vulnerabilities associated with RHEL platforms and services.
• Deploy, configure, and manage patches, updates, and related documentation for RHEL systems.
• Work with stakeholders and technical teams to analyze, develop, configure, test, integrate, and maintain RHEL systems.
• Conduct needs assessments, gap analyses, and design solutions for RHEL platforms. Additional Responsibilities
• Unwavering commitment to delivering exceptional customer service.
• Work with management and team members to solve problems effectively and efficiently.
• Ability to collaborate and communicate effectively with a team.
• Ensure requests are directed to the appropriate resource for prompt and efficient resolution.
• Responsible for timely and accurate entry of all time and expenses. • Continuous learning, development, and enhancement of technical knowledge and credibility through industry standard certifications.
• Strengthening customer relationships.
• Analyze and communicate information with others and regularly provide advice and recommend actions involving complex issues.
Mandatory Qualifications
• Advanced problem-solving and critical thinking skills.
• Proficiency with the RHEL command line interface.
• Ability to work independently and collaboratively within a team.
• Comprehensive understanding of how RHEL platforms interact with external applications, platforms, and services (e.g., Active Directory/LDAP integration, network file service protocols, Active Directory Certificate Services).
• Proven experience with Ansible for ad hoc and playbook executions.
• Extensive experience in developing and running shell scripts.
• Intermediate experience with RHEL 7 and 8 system administration and configuration.
• Basic understanding of VMware vSphere 7 (or newer).
• Basic knowledge of Windows platforms, services, and applications.
• Active Top Secret Clearance with CI Poly
• U.S. citizenship is required.
• Background investigation is required.
o Any offer of employment is contingent upon the results of a reference/background check.
• Pre-employment drug screening is required as we are a drug and alcohol-free workplace.
Desired Qualifications
• Experience with Tenable Security Center + Nessus (ACAS), Trellix ESS (client-side), Puppet, Chef, IdM, git repositories, and other common tools.
• Intermediate experience with RHEL 7, 8, and 9 system engineering concepts (e.g., automation, orchestration, strategic planning).
• Familiarity with DevSecOps concepts and practices.
• Basic knowledge of multifactor authentication configurations for RHEL clients.
• Strong work ethic, eagerness to learn, and effective time management and organizational skills.
Work Conditions
The work environment is an office setting. This person must have the physical capacity to sit still for long durations with occasional movement within the office to access files or office equipment. This person must also have the technical skill to arrange an office space using the equipment provided. The person in this position regularly interacts with employees and clients through various modes of communication, such as emails, phone calls, video calls, etc. This person must have the communication skill to convey precise information in these situations.
Summit 7 Systems, Inc. is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status, or any other protected class.
Compensation and Benefits Overview
The expected salary for this role is estimated and does not guarantee a specific salary. Actual compensation will be determined based on factors such as experience, location, and contractual obligations, and may vary from this range.

<!– job description page –>