Job Description
Celestar Corporation is seeking a Cyber Security Administrator to support USSOUTHCOM J26 ENHANCED DOMAIN AWARENESS task order. If interested and meet the qualifications, we encourage you to apply for this rewarding and impactful opportunity.
ANTICIPATED AWARD: February/March 2026
ANTICIPATED START: March 2026
PERIOD OF PERFORMANCE: 1 Base Year + 3 Option Years
LOCATION: Doral, FL
CLEARANCE REQUIREMENT: Active TS/SCI Clearance About Us :
Celestar, a proud Veteran-Owned company, offers highly competitive salaries and benefits. Our comprehensive benefits package includes company-paid employee and family dental insurance, employee health insurance, life insurance, and disability coverage. Additionally, we provide a 401(k)-retirement plan with company matching, paid holidays, and personal time off.
Responsibilities: • The Cyber Security Administrator ensures documentation of ATO, security compliance, ATO management, continuous monitoring, vulnerability scanning, and incident response
• Possess the knowledge and capability to implement and manage security controls, risk assessments, and compliance measures across GovCloud-hosted environments, including Azure and AWS.
• Personnel must be proficient in NIST 800-53 Rev. 5, FedRAMP, DoD RMF, and IL-4/IL-5 security mandates.
• Experience in security information and event management (SIEM), role-based access control (RBAC), vulnerability scanning, and incident response is required.
• Personnel must also have expertise in cloud-native security tools, Zero Trust Architecture (ZTA), and Security Technical Implementation Guides (STIGs).
• Personnel must have extensive experience with the Authority to Operate (ATO) process, including documentation, submission, and ongoing compliance monitoring, and must be able to demonstrate successful completion and maintenance of ATOs for programs or other capabilities within a DoD or federal environment.
Required Qualifications and Skills (Must Be Reflected on Your Resume): • A Bachelor's degree in Cybersecurity, Information Assurance, or a related field
-OR- A minimum of 5 years of equivalent experience in cybersecurity operations.
• Must have demonstrated experience in Implementing and enforcing security controls for cloud infrastructure, ensuring compliance with DoD security frameworks.
• Managing security configurations, conducting penetration testing, and implementing SIEM solutions (e.g., Microsoft Sentinel, AWS Security Hub).
• Performing risk assessments, continuous security monitoring, and developing mitigation strategies in cloud and hybrid environments.
• Administering RBAC and enforcing least-privilege access policies for mission-critical applications.
• Managing the ATO lifecycle, including the preparation of System Security Plans (SSP), Security Assessment Reports (SAR), and Plans of Action & Milestones (POA&M).
• Coordinating with DoD cybersecurity officials to achieve and sustain ATOs for cloud-based and on-premises environments.
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Active TS/SCI Clearance Come on board with a company that Values its Employees! Celestar Corporation is an Equal Opportunity Employer. The Celestar Corporation prohibits discrimination, harassment, and retaliation in employment based on race; color; religion; genetic information; national origin; sex (including same-sex); sexual orientation; gender identity; pregnancy, childbirth, or related medical conditions; age; disability or handicap; citizenship status; marital status; service member/protected veteran status; or any other category protected by federal, state, or local law.
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