Bachelor's degree in IT, computer science, cybersecurity, or related field; or Associate's degree with 4 years of relevant experience
Must possess a current, active Secret security clearance
Must meet DoD 8140 compliance for DCWF 451, System Administrator, at Intermediate proficiency level
Exceptional attention to detail and adherence to technical requirements
Practical experience with Windows and Linux server management and local area networks
Responsibilities
Assist with daily administration and monitoring of Windows/Linux systems and network hardware
Manage routine laboratory maintenance and ensure proper equipment organization
Conduct regular audit log reviews and maintain compliance documentation
Perform vulnerability assessments using government tools and apply necessary security patches
Draft change management forms and assist in documentation reviews
Maintain inventory control over components and secure handling of cryptographic media
Support the Lead ISSO as Alternate ISSO when authorized
Benefits
Opportunity to work in a secure military environment
Engagement with military personnel and defense contractors
Potential for professional development through role-based training
Exposure to advanced cybersecurity tools and compliance frameworks
Flexible mission assignments and responsibilities
Full Job Description
Responsibilities
V2X is seeking a Cybersecurity System Administrator II to support a secure laboratory environment at Peterson Space Force Base. This is a mid-level position designated as DoD Cyberspace Workforce Framework (DCWF) Work Role 451, System Administrator, at the Intermediate proficiency level. The role supports both unclassified and classified network environments and requires a structured, detail-oriented technical professional capable of maintaining standard server configurations, supporting security compliance tracking, and carefully following established Risk Management Framework (RMF) requirements and procedures.
Operating directly within a military facility, this position serves under the direction of the Lead Contractor Information System Security Officer (ISSO) as a dependable technical anchor for laboratory systems. We place a premium on attention to detail, precise execution of procedural rules, and strong documentation habits. The successful candidate must interface professionally and effectively with military personnel, government civilians, and defense contractor teams to support baseline mission requirements.
Core Responsibilities:
Infrastructure Maintenance & Upkeep: Assist with the day-to-day administration, configuration, and monitoring of standard Windows/Linux operating systems, virtualized test environments, network switches, and boundary security hardware.
Procedural Lab Upkeep: Handle routine laboratory maintenance, including managing physical equipment racks, ensuring proper cable organization, verifying backup completions, and monitoring server storage space and environmental conditions.
Compliance Tracking & Documentation: Execute regular audit log reviews, maintain accurate hardware/software baseline records, and support the Lead ISSO with routine data entry inside compliance tracking databases.
Vulnerability Assessments & Remediation: Utilize standard government assessment tools like ACAS, SCAP Compliance Checker, and STIG Viewer to identify configuration drift. Follow step-by-step documentation to apply required security patches and configuration updates within established timelines.
Configuration Control & Review: Draft standard change management forms and technical requests for required updates. Follow rigorous peer review workflows and assist in tracking baseline documentation modifications.
Inventory & Cryptographic Media Handling: Maintain strict inventory control over replacement components and follow material control protocols for secure storage and handling of communication security items.
Alternate ISSO Support: When formally appointed and authorized, perform Alternate ISSO duties under the direction of the Lead Contractor ISSO. Appointment is contingent upon completion of required role-based training and approval by designated program and government security officials.
Mission Flexibility: Perform other duties related to the secure operation, physical upkeep, and routine maintenance of the enclave as assigned.
10 - 15 % travel possible.
Qualifications
Education
Bachelor's degree in information technology, computer science, cybersecurity, information systems, software engineering, data science, or a closely related technical field; or Associate's degree in information technology, computer science, cybersecurity, information systems, software engineering, data science, or a closely related technical field and at least four years of relevant experience
Minimum Qualifications
Clearance: Must be a U.S. Citizen with a current, active Secret security clearance.
DoD 8140 Compliance: Must meet the foundational qualification requirements for DCWF 451, System Administrator, at the Intermediate proficiency level through an education, approved training, personnel certification, or authorized experience pathway recognized by the current DoD 8140 qualification matrix. Applicable on-the-job and environment-specific qualification requirements must also be completed and maintained. Approved certification pathways currently include certifications such as Security+, SSCP, GSEC, GICSP, and Cloud+.
Operational Discipline: Exceptional attention to detail with a proven track record of strictly following technical requirements, checklist procedures, and security policies.
Core Technical Competency: Practical, foundational experience managing enterprise Windows and Linux server operating systems, basic virtualization structures, and core local area networks.
Communication & Professionalism: Demonstrated ability to interact professionally and communicate technical task statuses clearly with military personnel and multi-agency contractor teams.
Skills & Technology Used:
Windows Server and Linux system administration
Active Directory, Group Policy, DNS, and account administration
Virtualized server and test environments
Local-area networks, managed switches, firewalls, and secure boundary devices
ACAS, SCAP Compliance Checker, STIG Viewer, and DISA STIGs
Security monitoring, audit-log review, and endpoint-security tools
System backup, restoration, patching, and configuration management
Hardware and software inventory and baseline documentation
RMF compliance documentation and eMASS workflows
Technical documentation, change requests, and configuration-control processes
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About Vertex Inc
Vertex Inc is a leading provider of tax technology and services, enabling companies of all sizes to realize the full strategic potential of the tax function by automating and integrating tax processes, while leveraging advanced and predictive analytics of tax data. Vertex provides cloud-based and on-premise solutions that can be tailored to specific industries for every major line of tax, including income, sales and consumer use, value added and payroll. Vertex also offers solutions for tax data management, compliance and reporting, tax research, and planning and analysis. The company was founded in 1978 and is headquartered in King of Prussia, Pennsylvania.
