Information Assurance Specialist

The Information Assurance (IA) Specialist / Network Administrator provides cybersecurity and network administration expertise in support of the USMC MOSS / Marine Corps Operations Center Training Team (MOCTT) Program and its associated MISTCs. This role ensures the security, reliability, and performance of training networks, systems, and virtualized environments, while maintaining compliance with DoD Information Assurance policies and directives. The IA Specialist / Network Administrator also provides end-user support for classroom and field training exercises, integrates IA practices into daily operations, and supports system accreditation and sustainment, enabling secure and mission-ready training environments in support of Marine Corps operational readiness., * Configure, operate, and maintain network servers, routers, switches, and firewalls supporting MOCTT and MISTC training networks.

• Manage Active Directory accounts, group policies, and user permissions for distributed training environments.
• Maintain, monitor, and secure virtualization environments (e.g., VMware) and network operating systems.
• Apply DoD Risk Management Framework (RMF) controls, STIGs, and IA policy requirements to ensure systems remain compliant and accredited.
• Conduct system scans, patch management, and vulnerability assessments to sustain system security posture.
• Document and develop Standard Operating Procedures (SOPs) for installation, configuration, and sustainment of IT systems.
• Provide end-user IT support for operating systems, applications, and peripherals in classroom and field training environments.
• Support classroom training, field exercises, and live events, including system setup, troubleshooting, and technical assistance.
• Research, recommend, and integrate new cybersecurity solutions and network technologies to support training objectives.

• High school diploma or GED required; Associate's or Bachelor's degree in Information Technology, Cybersecurity, Computer Science, or related field preferred. Equivalent military technical training (e.g., USMC 06XX Communications, Army 25-series, Navy IT) may substitute for degree requirements.
• Experience administering and maintaining DoD networks and systems, including account management, firewalls, and access controls.
• Hands-on experience with Active Directory, VMware, Windows Server, and enterprise networking devices.
• Familiarity with DoD cybersecurity frameworks (RMF, STIGs, IA controls) and IA compliance/accreditation processes.
• Experience in secure system configuration, network monitoring, and vulnerability remediation.
• Prior military or contractor experience in a training support environment (MISTC, MOCTT, COC, TOC, or JOC) highly desirable.
• Certifications Required (DoD 8570 IAT Level II): CompTIA Security+ CE. Preferred: CompTIA Network+, Cisco CCNA/CCNP, CISSP or CEH, VMware Certified Professional (VCP), ITIL v4 Foundation.
• Must be able to obtain and maintain a Secret clearance; TS/SCI may be required for specific systems.
• Strong troubleshooting, problem-solving, and documentation skills.
• Excellent communication skills to support Marines, government civilians, and contractors in training environments.
• Willingness to support field exercises, extended hours, and travel as needed.

• Garrison and field/tactical work environment.
• Occasional extended working hours will be required.
• Schedule: M-F normal business hours; reverse operations may occur based on exercise requirements.

Travel

• Travel to distributed MISTCs required as mission dictates.
• Domestic and OCONUS travel as required to support program execution., A career at Obsidian Solutions Group means you are able to put your expertise, credentials, and talents to great use working with customers in the DOD and Intelligence Community, while enjoying the excitement of working in a fast-growing organization committed to making a difference for our customers and in our community. Contribute independently and collaboratively alongside our amazing team of doers and thinkers. Obsidian Solutions Group is small enough to offer a family atmosphere yet large enough to deliver a highly competitive compensation package. We hire and retain the best in the industry, offering exceptional benefits that protect the well-being of our employees, their spouses and domestic partners, and their families.

Our corporate philosophy is centered on hiring and retaining employees with the requisite skills, professional experience, personal commitment, and ethical standards necessary to foster a culture of operational excellence necessary to surpass our customer's expectations.

Obsidian Solutions Group LLC (OSG) is a fast-growing professional services firm based in Fredericksburg, VA. We create value for our customers by delivering technology-enabled & mission-oriented technical solutions that solve complex problems, protecting people, information, and assets. Our core capabilities are in providing Enterprise IT, Intelligence Analysis, Production & Development and Knowledge-Based Professional Services Solutions that enable the customer's mission. Obsidian Solutions Group LLC is a service-disabled, veteran-owned small business.