Site Security Officer, Manager

Peraton

About The Position

Peraton is seeking a Site Security Officer, Manager- a seasoned security professional responsible for managing and enhancing the security posture of an organization’s site through collaboration, compliance oversight, training, and advanced technical security measures. This role requires a blend of leadership, regulatory knowledge, and technical expertise to ensure security decisions align with organizational and federal standards. The Site Security Officer-Manager will work closely with the Information System Security Officers (ISSOs) at the federal civilian agency, and cross-functional teams to enforce identity and access management, oversee vulnerability assessments, and coordinate penetration testing efforts. They lead security training programs and manage compliance to safeguard user identity, assets and other sensitive data. This role is ideal for a strategic, hands-on security professional who excels at managing complex security environments, driving compliance, and protecting organization assets through collaboration and technical vigilance. This opportunity will support the modernization of a large-scale multi-tenant cloud ecosystem, providing critical enterprise-wide support for more than 40 million users in a complex stakeholder environment. This position requires senior level leadership skills combined with modern cloud and industry leading technical capabilities including product development, strict security compliance, latest technology cloud solutions, reliable application delivery with SaaS and Artificial Intelligence integrations and rapid continuous delivery.

Requirements

10 years of experience
Extensive experience (7+ years) in site security management, preferably with federal or regulatory environments.
Deep understanding of IAM, vulnerability assessment, and penetration testing methodologies.
Strong knowledge of regulatory frameworks (e.g. FISMA, NIST) and security compliance requirements.
Proven ability to lead training and development programs that improve security awareness and effectiveness.
Excellent investigative, analytical, and incident response skills.
Effective communication, leadership, and stakeholder management abilities.
U.S. Citizenship required
Ability to obtain agency clearance (public trust)

Nice To Haves

Top Secret clearance preferred
Relevant certifications such as CISSP, CISM, or CISA security certifications preferred

Responsibilities

Ensure site security policies comply with federal, state, and industry regulations (e.g. most recent NIST, ISO 27001, SOC 2, GDPR).
Collaborate with the federal civilian agency ISSO to align security practices with government standards and audits.
Manage and oversee identity verification processes, access control systems, user permissions, and implementation of zero trust to prevent unauthorized entry and data breaches.
Coordinate regular vulnerability scanning and penetration tests; analyze findings and work with the federal civilian agency and security teams to remediate issues promptly.
Design, deliver, and maintain comprehensive security awareness and training programs for teams delivering system changes.
Lead day-to-day site security activities including automated monitoring, incident response and reporting.
Serve as the primary liaison between site security, IT security, law enforcement and other stakeholders to ensure cohesive threat mitigation and response.
Conduct thorough investigations of security incidents, develop risk mitigation strategies, and maintain incident documentation and reporting.
Identify security gaps, recommend enhancements, and contribute to the development of security plans, protocols, and emergency response procedures.
Lead and monitor security teams, fostering a proactive security culture focused on awareness, accountability and quality performance.
Collaborate closely with the federal civilian agency’s ISSO and other internal teams to synchronize security strategies and compliance efforts.
Facilitate communication and coordination with external agencies, vendors and emergency responders as required.
Position could support /work across multiple enterprise- wide efforts within Peraton.