Sr System Administrator (Linux, VMWare) with Security Clearance

Sr System Administrator (Linux, VMWare)

• Jessup, MD
• Information Technology Location: Jessup / Annapolis Junction, MD Employment Type: Full-Time Experience Level: Senior Certification Required: DoD IAT Level II Position Overview We are seeking an experienced Systems Administrator to support mission-critical IT infrastructure in the Jessup / Annapolis Junction, Maryland area.

The ideal candidate will have a strong technical background in Linux systems administration, VMware virtualization, and NetApp storage technologies. This position involves maintaining, troubleshooting, and optimizing enterprise infrastructure to ensure system availability, performance, and security.

Key Responsibilities

• Install, configure, maintain, and troubleshoot Linux-based servers and operating systems.
• Administer and support VMware virtualized environments, including virtual machines, hosts, and associated infrastructure.
• Manage and maintain NetApp storage systems to support enterprise infrastructure requirements.
• Monitor system performance, availability, and capacity to ensure reliable operations.
• Perform system updates, patching, upgrades, and routine maintenance.
• Diagnose and resolve complex hardware, software, storage, and virtualization issues.
• Implement and maintain system security configurations and best practices.
• Support backup, recovery, and disaster recovery procedures.
• Collaborate with engineering, networking, cybersecurity, and other technical teams to resolve infrastructure issues.
• Develop and maintain technical documentation, system configurations, and operational procedures.
• Identify opportunities to improve system performance, reliability, and operational efficiency. Required Qualifications Education and Experience – Candidates must meet one of the following:
• High School Diploma and a minimum of 14 years of relevant experience, OR
• Bachelor's Degree and a minimum of 10 years of relevant experience.

Technical Requirements

• Strong hands-on experience administering and troubleshooting Linux operating systems.
• Extensive experience with VMware virtualization technologies.
• Strong knowledge of NetApp storage solutions and administration.
• Experience supporting enterprise-level server and storage infrastructure.
• Ability to troubleshoot complex system and infrastructure issues.
• Knowledge of system security, patch management, and performance monitoring.
• Strong analytical, problem-solving, and communication skills.
• Ability to work independently and collaboratively in a technical environment.

Certification Requirement

• Must possess a current DoD IAT Level II certification, such as CompTIA Security+ CE or another qualifying certification.

Preferred Qualifications

• Experience supporting Department of Defense or Intelligence Community environments.
• Experience with Red Hat Enterprise Linux (RHEL).
• Familiarity with VMware vSphere, ESXi, and vCenter.
• Experience with NetApp ONTAP and enterprise storage administration.
• Experience with scripting and automation using Bash, Python, or PowerShell.
• Familiarity with system hardening, security compliance, and vulnerability remediation.
• Experience supporting high-availability, mission-critical systems.

Why Consider This Opportunity? This position offers the opportunity to work with enterprise Linux, virtualization, and storage technologies while supporting critical technical infrastructure. The role is ideal for an experienced Systems Administrator who enjoys hands-on troubleshooting, infrastructure management, and working in a technically challenging environment.

Location: Jessup / Annapolis Junction, Maryland Benefits

• Retirement Planning Employer contribution of 6% of salary toward a 401(k) plan with immediate vesting and no employee match required.
• Health, Dental, & Vision Insurance Comprehensive medical coverage with employer-paid premiums for employees and eligible dependents. Dental and vision coverage may apply to dependent children only, depending on plan selection.
• Paid Time Off Employees receive 4 weeks (20 days) of paid time off annually in addition to 11 federal holidays.
• Professional Growth & Compensation Opportunities for career advancement, professional development, and competitive compensation designed to support long-term growth.
• Collaborative Culture Team-oriented environment that values collaboration, communication, and maintaining a positive workplace culture.
• Transparency & Leadership Support Commitment to open communication, honesty, and transparency across all levels of the organization.

About Our Client Our client is a mission centric, people first company built on the belief that their people make the mission possible. They foster a culture rooted in trust, balance, and well being, where talented professionals are empowered to do meaningful work. Through flexibility, transparency, and strong support, we enable our team to thrive—fueling curiosity, creativity, and innovative solutions that truly serve their clients. We are an

Equal Opportunity Employer. We celebrate diversity and are committed to creating an inclusive environment for all employees. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity or expression, national origin, age, disability, veteran status, or any other protected status under applicable law. https://www.staffed4u.com/ Apply Now
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