System Administrator
Because this position requires the ability to obtain a security clearance, US Citizenship is mandatory.
As our System Administrator, you will manage and support the IT systems and networks that underpin our secure environment. You will play a key role in maintaining compliance with CMMC Level 2 requirements, ensuring our infrastructure is secure, reliable, and audit-ready.
Key Responsibilities:
- Maintain and administer Windows servers, firewalls, endpoint devices, and network infrastructure.
- Support and enforce IT policies and procedures that ensure compliance with CMMC, NIST SP 800-171, DFARS 252.204-7012, and related requirements.
- Implement and monitor security controls such as access management, system logging, patching, and vulnerability remediation.
- Work closely with the Facility Security Officer (FSO) and IT Security to manage secure enclaves and Controlled Unclassified Information (CUI) environments.
- Assist with internal and external audits; generate evidence for CMMC assessments.
- Maintain and update documentation including system diagrams, SOPs, security plans, and incident response procedures.
- Manage backups, disaster recovery testing, and business continuity planning.
- Support users with troubleshooting and help desk requests in a secure environment.
- Stay informed about new threats, CMMC updates, and emerging cybersecurity tools.
Required Qualifications:
- Strong documentation and communication skills
- U.S. Citizen with the ability to obtain a DoD security clearance
- 3+ years of experience in system/network administration in a secure or regulated environment
- Working knowledge of CMMC, NIST SP 800-171, or other federal compliance frameworks
- Strong experience with Windows Server, Active Directory, Group Policy, and domain-level security
- Experience with networking (TCP/IP, firewalls, VPNs, VLANs)
- Familiarity with SIEM tools, endpoint protection, vulnerability scanners, and log management
Preferred Qualifications:
- Active DoD Secret clearance
- Experience with compliance tools
- Certifications such as CompTIA Security+, CISSP, or equivalent
- Experience supporting DFARS-compliant IT environments
Benefits:
- Competitive salary and performance bonuses
- Health, dental, and vision insurance
- 401(k) with company match
- PTO, holidays, and flexible work environment
- Opportunities for professional development and certification reimbursement
Competitive pay commensurate with education and experience.
About Us:
General Technical Services, LLC is a small but fast-growing U.S. defense contractor supporting critical Department of Defense (DoD) programs. Our mission is to provide innovative engineering and technology solutions in a secure, compliant environment. We are seeking a skilled System Administrator to help us maintain operational IT infrastructure while ensuring compliance with CMMC and other federal cybersecurity standards.
Job Type: Full-time
Pay: $100,000.00 - $125,000.00 per year
Benefits:
- 401(k)
- 401(k) matching
- Dental insurance
- Flexible schedule
- Flexible spending account
- Health insurance
- Health savings account
- Life insurance
- Paid time off
- Professional development assistance
- Retirement plan
- Tuition reimbursement
- Vision insurance
Experience:
- Sys admin/cybersecurity: 3 years (Preferred)
License/Certification:
- US Citizenship (Required)
Security clearance:
Work Location: In person