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Access Control​/Security Guard Security Clearance

Job in Chesterbrook, Chester County, Pennsylvania, USA
Listing for: Arcfield
Full Time position
Listed on 2026-06-24
Job specializations:
  • Security
    Security Guard, Security Manager, Site Security, Security Systems Installation
Job Description & How to Apply Below
Position: Access Control/Security Guard 3 with Security Clearance
Location: Chesterbrook

Responsibilities Under general supervision, the selectee is responsible for performing a full range of access control and physical security functions, including complex assignments in support of maintaining secure and classified environments.
• Serve as a collaborative member within the company's enterprise security program.

• Work independently on semi-routine and non-routine tasks as needed, exercising sound judgment and recognizing when deviations from standard protocol are required.

• Utilizing the company's Lenel OnGuard access control system, perform cardholder enrollments, credential verifications, adjust access level assignments for individuals, and manage badge activation/deactivations on a regular basis.

• Monitor and respond to access control alarms and intrusion detection system notifications within the facility.

• Escort visitors, uncleared personnel and contractors within restricted and/or classified areas as required.

• Investigate security incidents, access control violations, alarms activations and suspicious activity in or around the facility. Qualifications
* High school diploma or equivalent required. Possessing technical training in advanced security or access control management is also preferred.
* Must have flexibility to work varying shifts on varying days.
* Minimum 3-4 years' experience in physical security, access control or facility security operations.

* Experience in supporting government, defense contractors, critical infrastructure, SCIF, SAPF or other access controlled environments.

* Experience in operating the Lenel OnGuard access control system, or an equivalent level security management system.

* Must currently possess and be able to maintain an active TS/SCI security clearance, with a polygraph. EEO Statement We are an equal opportunity employer and federal government contractor. We do not discriminate against any employee or applicant for employment as protected by law.
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