Systems Administrator​/IT Operations Specialist

Sim Ventions is 100% employee-owned and proudly ranked among Virginia’s Best Places to Work year after year! The Systems Administrator / IT Operations Specialist will support the day-to-day operations, maintenance, monitoring, and administration of a secure, compliance-focused CMMC Level 2 environment used to host and support customer-facing development, collaboration, and IT services.

The ideal candidate has hands-on experience administering both Windows and Linux systems, understands secure IT operations, and is comfortable supporting enterprise services such as virtualization, backups, monitoring, Dev Sec Ops  tools, and collaboration platforms.

This position requires a strong technical foundation, attention to detail, and the ability to operate in a controlled environment where security, availability, CMMC Level 2 documentation, and process discipline are critical.

An ACTIVE Secret Clearance is required for this position. Applicants selected will be subject to a security investigation and must meet eligibility requirements for access to classified information. US Citizenship is required to obtain a clearance.

• Active CompTIA Security+ certification at a minimum

• Experience administering Windows Server environments

• Experience administering Linux-based systems

• Familiarity with Active Directory, DNS, DHCP, Group Policy, and user/account administration

• Experience supporting virtualized server environments

• Ability to troubleshoot server, network, application, and service availability issues

• Understanding of basic cybersecurity principles, vulnerability management, patching, logging, access control, and secure configuration management

• Ability to follow documented procedures and maintain accurate technical documentation in support of operational, security, and CMMC Level 2 compliance requirements

• Strong communication skills and ability to support internal users, technical teams, and project stakeholders

• Ability to work independently and escalate issues appropriately

• Administer and support Windows and Linux servers within the secure environment
• Monitor system availability, performance, disk usage, services, backups, and alerts
• Respond to service interruptions, system alerts, and user-reported issues
• Support secure account creation, password resets, account status changes, and access control processes
• Maintain and troubleshoot hosted services such as Git Lab, JIRA, Moodle, file storage, monitoring, and backup systems
• Support patching, updates, vulnerability remediation, and configuration changes
• Assist with backup operations, restore testing, and data protection activities
• Review logs, monitor system health, and support incident response activities as needed
• Maintain documentation for systems, procedures, configurations, changes, and operational workflows in support of CMMC Level 2 controls and audit readiness
• Support automation efforts using Power Shell, scripting, and administrative tools
• Assist with onboarding new services, customers, and hosted capabilities into the environment
• Follow change control, configuration management, and security procedures

• Four-year degree in Information Technology, Cybersecurity, Computer Science,Information Systems, or related technical field

• Experience supporting secure or compliance-driven environments, such as CMMC,DoD, or controlled infrastructure environments

• Experience with Git Lab administration and Git Lab Runner support

• Experience with Atlassian tools such as JIRA and Confluence

• Experience with Veeam Backup & Replication

• Experience with Whats Up Gold or similar monitoring platforms

• Experience supporting Microsoft 365, SharePoint, Power Automate, or relatedcollaboration tools

• Experience with NGINX reverse proxy, certificates, and Linux-hosted web applications

• Experience with pf Sense, VPN, or secure remote access solutions

• Experience with backup validation, log review, patch management, and vulnerabilityremediation

• Experience supporting tools such as Moodle, Sonar Qube, Artifactory, Netmaker, orsimilar hosted services