TEKsystems
HBSS Systems Administrator at TEKsystems Fort Belvoir, VA
TEKsystems, Fort Belvoir, Virginia, United States, 22060
Job Description
Must possess an active DoD TS/SCI Clearance at time of consideration ABOUT THE MISSION: Combat support agency enabling the United States (U.S.) Government and its international partners to counter and deter Weapons of Mass Destruction (WMD). The mission is to safeguard the United States and its allies from global weapons of mass destruction and improvised threats by integrating, synchronizing and providing expertise, technologies and capabilities. The Team provides enabling and secure technologies, applications, and services anywhere, to our workforce, mission partners, and external customers to effectively deliver relevant data, information, and situational awareness to successfully perform the Countering Weapons of Mass Destruction and Emerging Threats mission. The Team enables innovation through an agile approach by providing reliable, resilient, secure, and adaptable mission information technology through implementation of technology solutions that directly support the Agency's mission and enhances communications and information sharing with our partners across the Countering Weapons of Mass Destruction and emerging threats mission space. About the Role
Seeking a skilled Senior HBSS/MDE Administrator in Fort Belvoir, VA to join the team. The program provides enterprise-wide IT support to enable Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations. The candidate will be responsible for ensuring the security and integrity of IT systems by running their Endpoint Security with experience in Trellix and Microsoft Defender. Administrator will also be responsible in applying Security Technical Implementation Guides (STIGs), managing system patches, and overseeing vulnerability management processes. This role supports federal clients in maintaining compliance with the Department of Defense (DoD) and other federal cybersecurity standards. The candidate will be responsible for identifying points of vulnerability, non‑compliance with established Information Assurance (IA) guidelines and regulations and recommend mitigation strategies, along with assisting users as needed in a classified computing environment. The selected candidate must be able to work independently as well as with a team of IT analysts, administrators, and engineers. The position requires excellent communications skills, both verbal and written. The candidate must be able to work in a active environment and adapt to shifting priorities. Key Responsibilities
Continuous upkeep, monitoring, analysis, and response to Information System, network and security events using Endpoint Security tools such as Trellix and Microsoft Defender. Implement and maintain Security Technical Implementation Guides (STIGs) on Endpoint Security Tools. Conduct regular STIG compliance checks using tools like SCAP Compliance Checker and STIG Viewer, and document remediation actions to ensure audit readiness. Manage and deploy operating system and application patches in accordance with federal patch management policies, coordinate patch schedules to minimize operational impact while meeting compliance deadlines, and verify patch deployment success. Harden systems by applying best practices and federal security guidelines to reduce attack surfaces, maintain configuration baselines, and ensure adherence to DoD and NIST standards. Participate in internal/external security audits and inspections; perform risk assessments and continuous monitoring, assist in identifying and responding to security incidents related to vulnerabilities or misconfigurations, document incidents and contribute to after‑action reports. Collaborate with system administrators, engineering staff, and compliance teams to ensure cohesive security operations, prepare detailed reports and briefings for federal clients on STIG compliance, patching status, and vulnerability management efforts. Develop, implement, and enforce Information Security Policies and Procedures. Utilize Trellix and Microsoft Defender tools for security operations. Skills
Trellix, system hardening, STIG Compliance, Windows, Linux, NIST Additional Skills & Qualifications
IAT Level II - CASP+ CE, IAT Level II - CCNA-Security, IAT Level II - CCNP Security, IAT Level II - CCSP, IAT Level II - CISA, IAT Level II - CISSP (or Associate), IAT Level II - CND, IAT Level II - CySA+, IAT Level II - GCED, IAT Level II - GCIH, IAT Level II - GICSP, IAT Level II - GSEC, IAT Level II - Security+ CE, IAT Level II - SSCP Experience Level
Intermediate Level Pay and Benefits
The pay range for this position is $50.00 - $62.00/hr. Benefits: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan – Pre‑tax and Roth post‑tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long‑term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type
This is a fully onsite position in Fort Belvoir, VA. Application Deadline
This position is anticipated to close on Sep 16, 2025. Equal Opportunity Employer
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
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Must possess an active DoD TS/SCI Clearance at time of consideration ABOUT THE MISSION: Combat support agency enabling the United States (U.S.) Government and its international partners to counter and deter Weapons of Mass Destruction (WMD). The mission is to safeguard the United States and its allies from global weapons of mass destruction and improvised threats by integrating, synchronizing and providing expertise, technologies and capabilities. The Team provides enabling and secure technologies, applications, and services anywhere, to our workforce, mission partners, and external customers to effectively deliver relevant data, information, and situational awareness to successfully perform the Countering Weapons of Mass Destruction and Emerging Threats mission. The Team enables innovation through an agile approach by providing reliable, resilient, secure, and adaptable mission information technology through implementation of technology solutions that directly support the Agency's mission and enhances communications and information sharing with our partners across the Countering Weapons of Mass Destruction and emerging threats mission space. About the Role
Seeking a skilled Senior HBSS/MDE Administrator in Fort Belvoir, VA to join the team. The program provides enterprise-wide IT support to enable Information Management & Technology Directorate (ITD) to consolidate, modernize, and continuously innovate the delivery of IT services and mission capabilities to DTRA’s internal and external mission partners operating in CONUS and OCONUS locations. The candidate will be responsible for ensuring the security and integrity of IT systems by running their Endpoint Security with experience in Trellix and Microsoft Defender. Administrator will also be responsible in applying Security Technical Implementation Guides (STIGs), managing system patches, and overseeing vulnerability management processes. This role supports federal clients in maintaining compliance with the Department of Defense (DoD) and other federal cybersecurity standards. The candidate will be responsible for identifying points of vulnerability, non‑compliance with established Information Assurance (IA) guidelines and regulations and recommend mitigation strategies, along with assisting users as needed in a classified computing environment. The selected candidate must be able to work independently as well as with a team of IT analysts, administrators, and engineers. The position requires excellent communications skills, both verbal and written. The candidate must be able to work in a active environment and adapt to shifting priorities. Key Responsibilities
Continuous upkeep, monitoring, analysis, and response to Information System, network and security events using Endpoint Security tools such as Trellix and Microsoft Defender. Implement and maintain Security Technical Implementation Guides (STIGs) on Endpoint Security Tools. Conduct regular STIG compliance checks using tools like SCAP Compliance Checker and STIG Viewer, and document remediation actions to ensure audit readiness. Manage and deploy operating system and application patches in accordance with federal patch management policies, coordinate patch schedules to minimize operational impact while meeting compliance deadlines, and verify patch deployment success. Harden systems by applying best practices and federal security guidelines to reduce attack surfaces, maintain configuration baselines, and ensure adherence to DoD and NIST standards. Participate in internal/external security audits and inspections; perform risk assessments and continuous monitoring, assist in identifying and responding to security incidents related to vulnerabilities or misconfigurations, document incidents and contribute to after‑action reports. Collaborate with system administrators, engineering staff, and compliance teams to ensure cohesive security operations, prepare detailed reports and briefings for federal clients on STIG compliance, patching status, and vulnerability management efforts. Develop, implement, and enforce Information Security Policies and Procedures. Utilize Trellix and Microsoft Defender tools for security operations. Skills
Trellix, system hardening, STIG Compliance, Windows, Linux, NIST Additional Skills & Qualifications
IAT Level II - CASP+ CE, IAT Level II - CCNA-Security, IAT Level II - CCNP Security, IAT Level II - CCSP, IAT Level II - CISA, IAT Level II - CISSP (or Associate), IAT Level II - CND, IAT Level II - CySA+, IAT Level II - GCED, IAT Level II - GCIH, IAT Level II - GICSP, IAT Level II - GSEC, IAT Level II - Security+ CE, IAT Level II - SSCP Experience Level
Intermediate Level Pay and Benefits
The pay range for this position is $50.00 - $62.00/hr. Benefits: Medical, dental & vision Critical Illness, Accident, and Hospital 401(k) Retirement Plan – Pre‑tax and Roth post‑tax contributions available Life Insurance (Voluntary Life & AD&D for the employee and dependents) Short and long‑term disability Health Spending Account (HSA) Transportation benefits Employee Assistance Program Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type
This is a fully onsite position in Fort Belvoir, VA. Application Deadline
This position is anticipated to close on Sep 16, 2025. Equal Opportunity Employer
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
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