Space Cyber Security Specialist (Senior) with Security ...

Overview Position Overview: Modern Technology Solutions, Inc. (MTSI) is searching for a senior Space Cyber Security Specialist to support the Narrowband Satellite Communications (NBSC) program at Space Systems Command (SSC). This professional shall participate in developmental and operational key management working groups, assist in ordering and tracking cryptographic keys, revise key management plans, and coordinate changes and enhancements to existing and future Mobile User Objective System (MUOS). MUOS is a United States Space Force (USSF) narrowband military communications satellite system that supports a worldwide, multi-service population of users in the ultra-high frequency (UHF) band. At MTSI, our more than 1,400+ co-owners recognize the high demand for specialized professionals within our industry and that you have many options to choose. As an employee owned company where culture matters, we believe that by investing in our people we are investing in our company''s future! MTSI''s core capabilities are Systems Engineering and Integration, Modeling and Simulation, Test and Evaluation, Acquisition and Program Support, and Mission Assurance services. Our expertise includes ballistic missile defense, air defense, air vehicle survivability, unmanned aircraft, flight test operations, intelligence support, and cyber/space/homeland defense. Recognized as an ''employee comes first'' company with over 27 years of consecutive growth we challenge our co-owners to provide the highest level of support and service, and reward them with some of the best benefits in the industry. Day one all new co-workers start accruing PTO at a rate of 20 days, 6% 401k match with immediate vesting, semi-annual bonuses, and eligibility to participate in our Employee Stock Ownership Plan (ESOP). We offer other employee focused benefits, including up to $10k in tuition reimbursement and an optional zero dollar deductible BCBS health insurance plan For additional company information, please visit: Responsibilities As a Space Cyber Security Specialist (Senior) with MTSI you will support the Narrowband Satellite Communications (NBSC) program at Space Systems Command (SSC). This professional shall participate in developmental and operational key management working groups, assist in ordering and tracking cryptographic keys, revise key management plans, and coordinate changes and enhancements to existing and future Mobile User Objective System (MUOS). MUOS is a United States Space Force (USSF) narrowband military communications satellite system that supports a worldwide, multi-service population of users in the ultra-high frequency (UHF) band. In this position, you will provide Advisory and Assistance Service (A&AS) to SSC for procurement of additional satellites, ground systems and follow-on capability to the MUOS program. A successful candidate should be a leader and problem solver with a proven ability to deliver superior results as part of a high performing team in a high-profile, fast-paced environment.. Your essential job functions will include but may not be limited to: * Works high-visibility, mission critical aspects of programs and performs all functional duties independently- oversees and responsible for efforts of subordinates.* Install, configure, and maintain an organization''s local area network (LAN), wide area network (WAN), and internet systems or a segment of a network system, to include data communications network, operating systems, and physical and virtual servers.* Perform System monitoring and verify the integrity and availability of hardware, network, and server resources and systems.* Review System and application logs and verify completion of scheduled jobs, including system backups.* Analyze network and server resource consumption and control user access.* Install and upgrade software and maintain software licenses.* Conduct network modeling, analysis, planning, and coordination between network and data communications hardware and software.* Communicate clearly, concisely, and with technical accuracy-oral and written. Qualifications * Minimum ten (10) years DoD/IC, or relevant industry work experience on SATCOM.* Knowledge of evolving space cyber threats, strategy, policy, and regulation.* Understanding of NBSC operational environment and corresponding mission user needs.* Experience managing cybersecurity/IA issues such as secure provision, operate and maintain, protect and defend, analyze/investigate, respond, recover, and oversee/govern networks and systems.* Experienced in interface with cyber authorities such as NSA to support Key Management Infrastructures (KMI) and manage Assessment and Authorization (A&A) approvals.* Experience providing Information System Security Engineering (ISSE) subject matter expertise to obtain and maintain system authorizations such as: Interim Authority to Test (IATT), Interim and full Authority to Operate (IATO/ATO), Interim and full Authority to Connect (IATC/ATC), Cross Domain Solution Authorization (CDSA) and Assessment and Authorizations (A&A) in both the developmental and operational environments.* Expertise in system test including the ability of systems designs to support testability requirements.* Experience with Statements of Work (SOW) and Performance Work Statements (PWS).Desired skills: * Relevant DoD and/or Industry work experience in SATCOM/MUOS.* Advisory and Assistance Service (A&AS) to Government program office.* Experience with space and/or multi-domain warfighter operations.* Experience with integrated air, space and cyberspace capabilities.* Experience with ACAT I/II level acquisition programs.* Experience in Space Systems Command (SSC) acquisition.* Fluency with Naval Information Warfare Systems Command (NAVWAR) organizations.Education Requirements: * Bachelor of Arts/Bachelor of Science (BA/BS) degree from an accredited college or university.Certifications Requirements: * DAWIA Level III certification in Information Systems or equivalent.Location/Travel Requirements: * Primary looking for candidates to be in the vicinity of San Diego, CA, but open to discussing other location such as LA and COS with travel when required.* You will be required to travel up to 25% of time within the continental United States.Clearance Requirements: * Candidate must have active SECRET clearance as a condition of employment.* U.S. Citizenship is required for this position.LI-MH1 MTSIjobs mtsi LI-Hybrid

Created: 2026-03-07