SITEC - Endpoint Security Lead - MacDill AFB

Job Locations US-FL-MacDill AFB
Requisition ID
2026-163559
Position Category
Information Technology
Clearance
Top Secret/SCI

Responsibilities

Peraton requires Systems Administrator – Security (SR) to support the Special Operation Command Information Technology Enterprise Contract (SITEC) – 3 EOM.  This position is located at MacDill AFB in Florida.

The purpose of the Special Operations Forces Information Technology Enterprise Contract (SITEC) 3 Enterprise Operations and Maintenance (EOM) Task Order (TO) is to provide USSOCOM, its Component Commands, its Theater Special Operations Commands (TSOCs), and its deployed forces with Operations and Maintenance (O&M) services to maintain Network Operations (NetOps); maintain systems and network infrastructure; provide end user and common device support; provide configuration, change, license, and asset management; conduct training, and perform Install, Move, Add, Change (IMACs) services. The responsibilities and tasks associated with each requirement play a pivotal role to USSOCOM, the CIO/J6 organization, and ultimately the end-user who operate around the globe 24x7x365. 

The Systems Administrator – Security (SR) is a highly motivated Endpoint and Cloud Security Lead who is responsible for leading the technical support, administration, and continuous improvement of our endpoint and cloud security solutions, with a primary focus on Trellix Endpoint Security Suite (ESS) and the Microsoft Defender Suite. This role has a deep understanding of modern security principles, hands-on experience with the specified technologies, and the ability to lead and mentor a team of security professionals to achieve technical and service objectives.

  • Lead the deployment, configuration, and maintenance of Trellix Endpoint Security Suite (ESS) and the full Microsoft Defender Suite (including Defender for Endpoint, Defender for Identity, Defender for Cloud Apps, and Defender for Office 365).
  • Ensure all endpoint and cloud security platforms are optimized for performance, availability, and security.
  • Develop and implement custom security policies, rules, and signatures to address emerging threats and vulnerabilities.
  • Collaborate with infrastructure, software development, and identity and access management (IAM) teams to integrate security into all aspects of the technological environment.
  • Develop and maintain comprehensive documentation for security configurations and standard operating procedures (SOPs).
  • Administer the ePO server, which includes managing security policies, creating and running queries for data collection, and automating the deployment of various endpoint modules to ensure consistent protection across all systems.
  • Ensure all systems are compliant with internal security policies and external directives (e.g., DISA STIGs, USCYBERCOM orders). This includes preparing for and supporting security inspections and audits.
  • Administer the complete Microsoft Defender Suite, including Defender for Endpoint, Defender for Identity, Defender for Cloud Apps, and Defender for Office 365, to ensure a holistic security posture.
  • Oversee the complete lifecycle of endpoint security agents, including deployment, updates, health monitoring, and decommissioning.
  • Lead the successful integration and operationalization of all new endpoint security solutions. This responsibility involves weaving the new technology into our existing security fabric, establishing and documenting standard operating procedures (SOPs) for daily use, and ensuring its ongoing health and effectiveness through routine maintenance, performance tuning, and lifecycle updates.

Qualifications

Required Qualifications: 

 

  • Min 12 years with HS Diploma, 10 years AS/AA degree, 8 years with BS/BA degree, 6 years with MS/MA, 3 years with PhD
  • A DoD TS/SCI clearance is required
  • DoDD 8570.01-M IAT II
  • Experience with ensuring all systems are compliant with internal security policies and external directives

Desired Qualifications:

  • Strong written and communication skills.
  • Ability to thrive in a dynamic, fast-paced environment.

Peraton Overview

Peraton is a next-generation national security company that drives missions of consequence spanning the globe and extending to the farthest reaches of the galaxy. As the world’s leading mission capability integrator and transformative enterprise IT provider, we deliver trusted, highly differentiated solutions and technologies to protect our nation and allies. Peraton operates at the critical nexus between traditional and nontraditional threats across all domains: land, sea, space, air, and cyberspace. The company serves as a valued partner to essential government agencies and supports every branch of the U.S. armed forces. Each day, our employees do the can’t be done by solving the most daunting challenges facing our customers. Visit peraton.com to learn how we’re keeping people around the world safe and secure.

Target Salary Range

$80,000 - $128,000. This represents the typical salary range for this position. Salary is determined by various factors, including but not limited to, the scope and responsibilities of the position, the individual’s experience, education, knowledge, skills, and competencies, as well as geographic location and business and contract considerations. Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay.

EEO

EEO: Equal opportunity employer, including disability and protected veterans, or other characteristics protected by law.

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