Job Description

General Overview

APEX TK is looking for a skilled and motivated  Electromagnetic Spectrum Manager  to support the Missile Defense Agency (MDA) Spectrum Management Office (SMO) within the Office of the Chief Engineer. This role focuses on advancing mission-critical initiatives through comprehensive spectrum lifecycle management—including system certification, frequency authorization, interference resolution, and global deployment coordination.

What You'll Be Doing:

• Provide direct operational and administrative support to the MDA SMO (CED) under the Specialty Engineering Director.
• Manage and maintain the Frequency Authorization tracker for all MDA missions, ensuring absolute data accuracy and consistency.
• Develop, author, and submit System Certifications (DD1494) utilizing STEPSTONE and EL-CID programs.
• Develop, coordinate, and submit frequency authorization requests utilizing Spectrum XXI (SXXI) for developmental, fielded, and new systems.
• Develop, update, and maintain critical reports and databases to support operational and engineering activities.
• Troubleshoot, analyze, and resolve electromagnetic interference (EMI) issues between developmental and deployed systems.
• Document standard operating procedures (SOPs), workflows, and technical solutions to support knowledge sharing and team efficiency.
• Develop, update, compile, and submit Host Nation Coordination (HNC) packets and Site Surveys for globally deploying systems.

What Required Skills You'll Bring:

• Bachelor's Degree
• 7+ years of relevant experience
• Active Secret Clearance
• Understanding of Radio Frequency (RF) theory and electromagnetic principles.
• Excellent problem-solving skills and strict attention to detail.
• Strong communication and collaboration skills to work effectively in a team environment.
• Ability to manage multiple tasks and priorities in a fast-paced environment.
• Ability to obtain and maintain a Secret security clearance.
• Proficiency in Microsoft Office suite (PowerPoint, Excel, Word) and Teams.

What Desired Skills You'll Bring:

• Graduate of a military spectrum management school 
• 4+ years of experience within federal/DoW spectrum management
• Ability to obtain / Active Top Secret / SCI security clearance
• Experience with Spectrum XXI (SXXI) 
• Knowledge of the NTIA Manual (Redbook)
• Experience with the GEMSIS suite (Stepstone, Host Nation Spectrum Worldwide Database Online [HNSWD-O], Joint Spectrum Data Repository [JSDR], Integrated Spectrum Desktop)
• Knowledge of electromagnetic propagation modeling, wave behavior, and signal attenuation
• Experience with Mat-lab or other programming languages 
• Knowledge of the Joint Spectrum Interference Resolution Online (JSIR-O) portal
• Experience with NTIA EL-CID
• Knowledge of standard engineering practices 
• Experience with automation tools or programming/scripting languages to aid in data analysis

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