Field Service Representative/ Contractor Special Security Officer

Modern Technology Solutions, Inc. (MTSI) seeks an experienced Field Service Representative (FSR) / Contractor Special Security Officer (CSSO) to support Missile Defense Agency (MDA) system operations, sustainment, and program-security activities. This dual-role position provides on-site technical, operational, training, product-support, and security support to government personnel and system operators at CONUS and OCONUS locations. The selected candidate will help maintain system readiness, resolve fielded-system issues, support security compliance, and recommend operational and sustainment improvements. CSSO training will be provided as needed. Key Responsibilities Deploy to CONUS and OCONUS locations, including austere or potentially hostile environments, as required. Serve as a facility CSSO in coordination with government security personnel and MTSI leadership. Support security procedures, access and visit requirements, security education, incident reporting, required documentation, and compliance with contract and government security requirements. Provide technical, operational, troubleshooting, maintenance, and refresher-training support to system operators and maintainers. Identify, document, and help resolve system discrepancies; coordinate with engineering, logistics, program-management, and government stakeholders as needed. Support lifecycle sustainment, maintenance planning, logistics coordination, readiness reporting, and analysis of maintenance and operational trends. Develop recommendations to improve system operation, maintenance procedures, supportability, and mission readiness. Participate in product-support, Integrated Logistics Support (ILS), Program Management Review (PMR), and security-related activities as assigned. Required Qualifications Bachelor’s degree in logistics, engineering, security, or a related field; qualifying experience may substitute for education. At least 10 years of experience supporting military, missile defense, or comparable defense systems in field service, operations, maintenance, sustainment, logistics, product support, or security roles. Experience working directly with operators and maintainers in fielded or operational environments. Experience delivering technical, operational, maintenance, or security-related training. Strong troubleshooting, communication, documentation, customer-engagement, and coordination skills. Ability to work independently, collaborate across multidisciplinary teams, and meet travel, deployment, and clearance requirements. Preferred Qualifications Experience supporting MDA programs, ballistic missile defense systems, or similarly complex defense systems. Prior experience as an FSR, deployed contractor, CSSO, or program-security representative. Experience with DoD logistics, ILS, maintenance planning, readiness reporting, or program security. DAWIA Life Cycle Logistics, PMP, security-related, or similar professional certification. Clearance Requirement: Active DoW Top Secret clearance with an in-scope SSBI; SCI eligibility highly desired. Travel Requirement: Up to 25% CONUS and OCONUS travel, including deployments of 90 days or longer, as mission requirements dictate. Salary Range: The pay range for this position in Colorado is $80,000/year to $150,000/year; however, base pay offered may vary depending on established government contract rates, job-related knowledge, skills, and experience, and other factors. MTSI also offers a full range of medical, financial, and other benefits, dependent on the position offered. This information is provided per the Colorado Equal Pay Act. Base pay information is based on market location. Applicants should apply via MTSI’s internal or external careers site. #LI-AS1