Mission Planning Systems Engineer

Modern Technology Solutions, Inc. (MTSI) is seeking a Mission Planning Systems Engineer to join our team in El Segundo CA. You must be able to obtain and maintain a Top-Secret clearance. The MILSATCOM mission planning effort provides leading-edge SE&I supporting the Space Force's acquisition of state-of-the-art satellite communications systems, enabling global secure, survivable, and protected communications for our nation's warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of planning access and resource allocation across complex space and ground communications systems. Key Responsibilities: Develop and maintain requirements for mission planning systems supporting MILSATCOM resource allocation, access scheduling, and payload configuration Support engineering of mission planning tools for satellite access planning, terminal-to-satellite resource assignment, and frequency/bandwidth allocation Analyze and model satellite coverage, link availability, and communications resource conflicts across MILSATCOM constellations (e.g., AEHF, WGS, MUOS) Support development and refinement of scheduling and deconfliction algorithms for competing mission planning requests Develop and maintain Interface Control Documents (ICDs) between mission planning systems, satellite control networks, and terminal segments Support integration of mission planning software with satellite command and control (C2) and TT&C systems Perform trade studies evaluating mission planning tool architecture, automation approaches, and system performance Support Verification & Validation (V&V) of mission planning software and algorithm updates Evaluate and document system risks associated with mission planning capabilities, coordinating mitigation strategies with government stakeholders Support technical reviews (SRR, PDR, CDR, TRR) related to mission planning system upgrades and sustainment Coordinate with RF engineering, flight dynamics, and satellite operations teams on link budget, orbital geometry, and resource availability inputs to mission planning Support cybersecurity compliance for mission planning systems, including RMF/ATO documentation as applicable Prepare technical documentation, briefings, and reports for government program office review Collaborate with prime contractors, other support contractors, government civilians, and members of the U.S. Space Force Work Environment: Location:  On-site Travel Requirements:  Moderate Working Hours:  Standard Qualifications: Required: Ability to obtain a Top Secret clearance is required for this position Bachelor's degree in Engineering, Computer Science, Mathematics, Physics, or related technical field 10+ years' experience in systems engineering 5+ years' experience in mission planning, satellite resource allocation, or scheduling systems engineering Deep understanding with satellite communications concepts (link budgets, frequency/bandwidth allocation, terminal-satellite access) Ability to coordinate with numerous stakeholders and customers Strong interpersonal skills to enable working and interfacing with diverse personnel and working in a dynamic team environment Possess strong written and verbal communication skills, including public speaking Proficiency with Microsoft Office products (Word, Excel, PowerPoint) Desired Skills and Experience: Active Secret Clearance or higher Master's degree in a technical field such as engineering, mathematics, physics, or computer science; Certifications in Systems Engineering (INCOSE ASEP, CSEP) Experience with MILSATCOM programs, such as AEHF, EPS, WGS, PTES, PTS, and FAB-T terminal programs Experience with mission planning or scheduling software tools and algorithm development (e.g., optimization, deconfliction, or constraint-based scheduling) Knowledge of orbital mechanics and satellite coverage analysis tools (e.g., STK) Programming/scripting experience (Python, MATLAB, or similar) for planning tool support and automation Knowledge and experience in Jira and Confluence Experience working with military and DoD civilian clients Experience and familiarity working on a government space systems program Experience working on a Systems Engineering and Integration (SE&I) contract Compensation:  The pay range for this position in California is $157,000/year to $196,000/year; however, base pay offered may vary depending on established government contract ranges, 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. Base pay information is based on market location. Applications will be accepted on an ongoing basis. This posting will be renewed periodically until the position is filled. #LI-MM1 #MTSI #MTSIJOBS #MSEIT