Systems Administrator – Information Transport Service (ITS) with Security Clearance

About SHR Consulting Group SHR Consulting Group, LLC is a small business delivering enterprise IT, cybersecurity, and program management services to the Department of Defense and federal civilian agencies. We support mission-critical infrastructure at the Pentagon and across the National Capital Region, and we invest in our people through competitive compensation, professional certification support, and long-term career growth on stable, multi-year programs.

Position Summary SHR Consulting Group is seeking a Systems Administrator to operate and maintain the DoD Enterprise Information Transport Service (ITS) node within the DISA J-9 Hosting and Compute organizational messaging portfolio. ITS is a framework of software services and network infrastructure, built on National Security Agency Application Messaging Framework technology, that transports distinct classes of information objects across the Intelligence Community and to DoD partner networks in a secure, timely, validated, and policy-compliant manner.

J-9 HAC operates a classified ITS node in direct support of the NSA ITS Program Manager, providing bi-directional organizational messaging and directory support between DoD and the IC. This is a small, high-visibility team working alongside the ODNI Program Management Office, and positions are available in both Microsoft and Red Hat Linux computing environments.

Key Responsibilities

• Provide the ODNI Program Management Office with on-site system administration in accordance with NSA Program Manager processes and procedures for the ITS environment
• Escalate complex issues with the ITS suite to the NSA Program Manager for resolution by NSA Tier III staff
• Provide profile library and message folder services, including creation and maintenance of custom profiles for all users, enabling advanced message filtering requirements for both IC and DoD users
• Enable users to connect to and utilize existing infrastructures, supporting interoperability between differing protocols and formats with enhanced legacy message processing and conversion
• Monitor email interfaces to ensure messages are being processed, using multiple configuration options, Legacy Gateway, and Border Clients
• Identify, analyze, and resolve problems with configured ITS Data Secure Transport (DST), serial circuit communication ports, message routing database tables, Plain Language Address (PLA) database tables, and application-specific configuration database tables
• Escalate outages through J-9 HAC Event Management procedures and expand event notification to the NSA Program Manager
• Ensure the system is configured to utilize EVCP, CMX, and other TCP protocols in order to receive and send DOI-103, DOI-103s, and ACP-128 formatted messages
• Provide authentication support for Common Access Cards and soft certificates, including JAR signing, hashed user database, 3DES encryption for database options, and TLS 1.2 or other encryption standards for message transport
• Monitor all service queues, manually process all intercepted messages, and coordinate with connected sites
• Produce the daily Intercepted Message Report detailing the number of intercepted messages manually processed
• Correct intercepted messages, send and respond to operational service wires, and manually associate sectional messages in accordance with message precedence processing requirements
• Provide reports detailing message volume by port within the monthly In-Progress Review and in support of monthly metric collection
• Support restoral of the Organizational Messaging Suite within established CCIR priority timelines, and test and validate backup procedures at least annually
• Maintain the ITS environment in accordance with DISA Security Technical Implementation Guides and support cybersecurity compliance and accreditation activities Minimum Qualifications:
• Seven (7) years of progressive experience in Information Technology or Information Processing, including at least six (6) years of specialized experience supporting enterprise IT systems, with hands-on experience installing, configuring, maintaining, and troubleshooting hardware, software, and networked systems.
• Systems administration experience supporting DoD or Intelligence Community messaging, directory, or secure data transport systems
• Working knowledge of Windows Server administration and/or Red Hat Enterprise Linux administration, aligned to the assigned computing environment
• Experience administering message routing configurations, including routing database tables and Plain Language Address (PLA) tables
• Familiarity with ACP-128, DOI-103, and DOI-103s message formats and message precedence handling
• Experience troubleshooting serial circuit communications and TCP-based message transport protocols
• Working knowledge of Public Key Infrastructure, Common Access Card and soft certificate authentication, certificate-based message signing, and TLS encryption standards
• Experience operating in an environment governed by an external program office, including structured escalation to a government or agency Tier III authority
• Strong attention to detail and disciplined execution of daily reporting and queue monitoring routines
• Experience in a DoD or comparable large, complex enterprise IT environment preferred Education & Certifications
• Bachelor's degree in computer engineering, Computer Information Systems, Telecommunications, Management Information Systems, or a related field; or equivalent combination of education and five (5) recent years of documented relevant experience.
• DoD 8570.01-M / DoD 8140 IAT Level II certification required prior to start.
• Computing environment certification in Microsoft Server/compute-related or Red Hat Linux/compute-related technologies required, aligned to the assigned position. Certifications must be uploaded to the Government certification tracking system (CMIS) within five days of start date.

Clearance Requirement

• U.S. Citizenship
• Active Secret clearance required at minimum; approximately half of the positions on this team require an active Top Secret clearance U.S. citizenship required.

Work Environment

• On-site at the Pentagon Reservation and designated alternate sites within the National Capital Region. Work is performed in a classified environment. After-hours on-call support is required; recalled personnel must be able to report to the requested work site within two (2) hours of notification unless the incident can be addressed remotely. To be considered, you must reside within a commutable distance. Benefits
• Competitive salary commensurate with experience and clearance level
• Comprehensive medical, dental, and vision coverage
• 401(k) with company contribution
• Paid time off and eleven federal holidays
• Certification reimbursement and training support (DoD 8140 baseline and computing environment certifications)
• Life and disability insurance Salary Range 105,000 - 150,000 USD. The salary range represents a general guideline; SHR considers a number of factors when determining the base salary offers such as the scope and responsibilities of the position, and the candidate's experience, education, skills and current market conditions. SHR Consulting Group, LLC is an

Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or protected veteran status