Cleared System Administrator - Linux & Windows

Bestgate Engineering • MD

82d • $175,000 - $200,000

About The Position

The Sr. System Administrator will provide system administration support for a large, complex network environment with geographically distributed, air-gapped systems. This role involves maintaining, upgrading, and troubleshooting systems, ensuring operational continuity, and supporting engineering requirements in a dynamic environment. The ideal candidate is adaptable, detail-oriented, and skilled in managing multiple domains, logins, and infrastructure components.

Requirements

• 8+ years of systems administration experience supporting end users and technical staff.
• Proficient with Windows Server (2012R2/2016/2019), Active Directory, and Linux (RHEL 7/8).
• Experience with VMware, virtualization (client/server), Apache Tomcat, IIS, SQL Server, and backup/restore.
• Knowledge of automation and monitoring tools (SALT, Ansible, Splunk, Puppet, SolarWinds, Nessus).
• Familiar with PKI systems, security protocols, vulnerability assessments, and accreditation processes.
• Experience with hardware installation, configuration, reimaging, disk arrays, PowerShell/PowerCLI, and networking (switches, routers, LAN, cabling).
• Ability to lift up to 50 lbs. and support occasional short-term travel.

Nice To Haves

• Bachelor’s or Master’s degree in a related technical field.
• Proficiency with SQL Server.

Responsibilities

• Install, configure, and administer systems, applications, and processes while ensuring uptime and performance.
• Maintain and secure server/network environments including patching, cert renewals, vulnerability management, Active Directory, and documentation.
• Troubleshoot and resolve hardware/software issues, outages, and performance problems.
• Support security management, accreditation documentation, and system hardening (DISA, High Assurance).
• Administer and sustain web-based applications and server enclaves.
• Collaborate with users, support staff, and management on system operations and upgrades.

Benefits

• PTO: Starting at 26 days with options to adjust for personal needs.
• 401k: 7% gift, fully vested from day one!
• Free Medical, Dental, Vision: Coverage for employees and dependents.
• $5,000 in Training: For certifications, conferences, and continued learning.
• End-of-Year Bonuses: Recognizing your hard work.
• Morale-Building Hours: 8 hours annually for team-building activities.
• Flexibility, internal mobility programs, career pathing, engaged leadership, and a robust external referral program.

What This Job Offers

• Job Type: Full-time
• Career Level: Senior
• Education Level: Bachelor's degree
• Number of Employees: 11-50 employees