Armed Security Officer - DOD Clearance Required

Markley
Boston, Massachusetts 02298 United States  View Map
Posted: Jun 03, 2026
  • Full Time
  • Public Safety
  • Summary

    Armed Security Officer

    As New England's largest and longest operating multi-tenant, mission-critical telecommunications, and data center facility, provides rewarding careers that give you a sense of purpose. While working in a dynamic, diverse, and inclusive workplace, you will be part of a team that fuels a culture that will reflect in our communities and the customers we serve. We offer medical, dental, vision, HSA, FSA, basic life, basic AD&D, STD, LTD, supplemental life, 401k (with company match), accrued PTO, sick, reimbursements (fitness, cell, etc.), employee education, and training as part of our comprehensive benefits package for full-time positions.

    Markley is seeking an experienced Armed Security Officer with an active U.S. government issued security clearance. At Markley, a Cleared Security Officer is entrusted with sensitive information and given the responsibility to protect classified information and personnel. As a Cleared Security Officer, you will receive specialized training in site-specific security protocols associated with your clearance level, allowing for skill development and professional growth in the security field.

    Responsibilities:
    • Provide high quality security services, safeguarding personnel, property, and information with professionalism.
    • Conduct patrols within and around the facility on foot to ensure the protection of people, assets, and sensitive or classified information.
    • Make sure employees, visitors and contractors are properly cleared and possess proper security badges when accessing the property. Follow site-specific performance manuals and post orders; reporting safety concerns, security breaches, and unusual circumstances via written and oral communication to client and/or other security personnel.
    • Protect property, materials, equipment, and information from danger of terrorism, sabotage, espionage, intrusion, and criminal acts.
    • Respond to and assess security alarms or emergency alarms.
    • Function as a first responder in emergency situations.
    Requirements Conditions of Employment:
    • Must be a US Citizen.
    • Must possess a high school diploma or equivalent, or 5 years of verifiable experience.
    • Must hold an active U.S. government issued Top Secret security clearance is required. (national security eligibility determinations consider a person's stability, trustworthiness, reliability, discretion, character, honesty, and judgment)
    • A valid license to carry in Massachusetts required prior to employment.
    • Effective written and oral communication and interpersonal skills.
    • Exceptional customer service skills.
    • Intermediate computer skills to operate access control systems.
    • Computer proficiency to perform database searches.
  • Job Description

    Armed Security Officer

    As New England's largest and longest operating multi-tenant, mission-critical telecommunications, and data center facility, provides rewarding careers that give you a sense of purpose. While working in a dynamic, diverse, and inclusive workplace, you will be part of a team that fuels a culture that will reflect in our communities and the customers we serve. We offer medical, dental, vision, HSA, FSA, basic life, basic AD&D, STD, LTD, supplemental life, 401k (with company match), accrued PTO, sick, reimbursements (fitness, cell, etc.), employee education, and training as part of our comprehensive benefits package for full-time positions.

    Markley is seeking an experienced Armed Security Officer with an active U.S. government issued security clearance. At Markley, a Cleared Security Officer is entrusted with sensitive information and given the responsibility to protect classified information and personnel. As a Cleared Security Officer, you will receive specialized training in site-specific security protocols associated with your clearance level, allowing for skill development and professional growth in the security field.

    Responsibilities:
    • Provide high quality security services, safeguarding personnel, property, and information with professionalism.
    • Conduct patrols within and around the facility on foot to ensure the protection of people, assets, and sensitive or classified information.
    • Make sure employees, visitors and contractors are properly cleared and possess proper security badges when accessing the property. Follow site-specific performance manuals and post orders; reporting safety concerns, security breaches, and unusual circumstances via written and oral communication to client and/or other security personnel.
    • Protect property, materials, equipment, and information from danger of terrorism, sabotage, espionage, intrusion, and criminal acts.
    • Respond to and assess security alarms or emergency alarms.
    • Function as a first responder in emergency situations.
    Requirements Conditions of Employment:
    • Must be a US Citizen.
    • Must possess a high school diploma or equivalent, or 5 years of verifiable experience.
    • Must hold an active U.S. government issued Top Secret security clearance is required. (national security eligibility determinations consider a person's stability, trustworthiness, reliability, discretion, character, honesty, and judgment)
    • A valid license to carry in Massachusetts required prior to employment.
    • Effective written and oral communication and interpersonal skills.
    • Exceptional customer service skills.
    • Intermediate computer skills to operate access control systems.
    • Computer proficiency to perform database searches.
  • ABOUT THE COMPANY

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