
Location: Annapolis Junction, MD
Clearance Required: TS/SCI with Polygraph
Experience Level: 20+ Years
Education: Bachelor’s Degree required
Certifications: Security+ (DoD 8570 compliant)
Our client is seeking a highly experienced Systems Administrator / Engineer to support and manage a secure IT infrastructure supporting mission-critical systems. The ideal candidate will bring deep expertise in Linux and Windows environments, virtualization platforms, and security systems, and will thrive in a fast-paced, mission-focused setting.
Administer and maintain Linux and Windows operating systems in enterprise and mission environments
Deploy and manage virtualized environments using VMWare technologies
Configure, troubleshoot, and support Secure Terminal Equipment (STE) and Secure Telephone Network (STN) devices
Manage Public Key Infrastructure (PKI), including certificate services and secure authentication systems
Monitor system performance, conduct routine system maintenance, and ensure system integrity and uptime
Apply security updates, patches, and STIGs in compliance with security standards
Provide support for system audits, vulnerability assessments, and incident responses
Collaborate with security and network teams to ensure systems meet accreditation and compliance requirements
Maintain clear and up-to-date documentation of configurations, processes, and procedures
Active TS/SCI with Polygraph
Bachelor’s degree in Computer Science, Engineering, Information Technology, or related field
20 years of experience in systems administration, engineering, or related IT field
Security+ certification (DoD 8570 baseline requirement)
Proficiency with Linux/Unix and Windows Server administration
Experience configuring and managing VMWare virtualization environments
Experience supporting STE/STN communications hardware
Strong understanding of PKI systems and certificate management
Ability to work independently and in collaborative team environments
Our client offers a highly competitive and comprehensive benefits package designed to support your personal and professional growth, while promoting a healthy work-life balance. Benefits include:
100% Employer-Paid Health, Dental, and Vision Insurance – Full coverage for employees
Zero Vesting 401(k) Plan with 10% Company Contribution – Immediate access to all contributions
31 Days of Paid Time Off – Includes vacation, personal time, and all federal holidays
Student Loan Repayment Assistance – Helping you pay down your educational debt
Unlimited Certification & Training Support – Invest in your professional development
Flexible Work Environment – Remote work options and flexible scheduling available
Multiple Incentive Bonuses – Performance-based rewards throughout the year
Exclusive Company Memberships – Access to curated memberships and employee perks
This package reflects our client’s commitment to empowering their employees with meaningful benefits and recognizing outstanding performance.