Sr Systems Security Manager

snc; Lone Tree (CO); Hybrid; USD 165,000 - 227,000; Full time

Job summary

SNC is seeking a Senior Systems Security Manager to lead security strategy and programs in support of critical ISR and aviation systems. You will manage a team of security professionals, oversee high-stakes projects, and ensure compliance with DoD and NIST frameworks while communicating security posture to executive leadership.

The role requires TS clearance, strong leadership, and deep RMF/JSIG knowledge, with the ability to coordinate SAP/SCIF operations and interface with CSSOs and Program

Qualifications

• Bachelor's degree in systems security or related field.
• 11+ years IT security experience.
• Active Top Secret clearance required.
• Experience leading security teams and programs.
• Experience with SAPF/SCIF environments.
• Knowledge of RMF, JSIG, NISPOM.

Responsibilities

• Develop and execute strategic security initiatives.
• Lead a team of senior security professionals.
• Oversee high-stakes security projects.
• Conduct risk assessments and vulnerability analyses.
• Monitor threats and incidents and respond.
• Coordinate SAP-related security incidents per DoDM 5205.07 and SAPF/SCIF procedures.
• Report security posture to executives.

Skills

Leadership abilities

IT security

Risk assessment

Incident response

A&A RMF JSIG

Team management

Regulatory compliance

Education

Bachelor's degree in Systems Security

Tools

Splunk

ELK

ACAS/Nessus

HBSS

eMASS

Xacta

Job description

Are you looking to use your expert leadership and IT skills in an industry that supports and protects explorers and heroes? As a Senior Systems Security Manager, you will play a key leadership role in shaping the organization's security strategy. Reporting to the Director Systems Security, you will oversee high-stakes security projects, manage a team of security professionals, and ensure the organization's defenses are robust and scalable.

The ISR (Intelligence, Surveillance & Reconnaissance), Aviation, and Security (IAS) business area is a leader in ISR and aviation, it is a leading prime manned and unmanned aircraft systems integrator for innovative, high-performance ISR and aviation systems. Its end-to-end Command, Control, Computers, Communications and Intelligence, Surveillance & Reconnaissance (C4ISR) capabilities encompass design, integration, test, certification, ground/flight training and complete logistics support. IAS tailors solutions to customer cost, performance, and schedule requirements and designs to consistently exceed expectations - with an unrivaled record of on time and on (or under) budget deliveries.

Responsibilities

• Develop and execute strategic security initiatives and policies.
• Manage and lead a team of senior security professionals.
• Oversee and coordinate high-stakes security projects.
• Conduct comprehensive risk assessments and vulnerability analyses.
• Monitor and respond to advanced security threats and incidents.
• Provide strategic guidance and mentorship to security staff.
• Collaborate with senior leadership to ensure security alignment with business goals.
• Research, evaluate, and integrate the latest security technologies and practices.
• Ensure strict compliance with industry standards and regulatory requirements.
• Report on security posture and incidents to executive leadership.
• Coordinate and manage responses to SAP‑related security incidents, reporting per DoDM 5205.07 and internal SAPF/SCIF procedures.

Qualifications You Must Have

• Bachelor's degree in Systems Security, Network Engineering, Information Technology or related Engineering field of study.
• 11+ years of experience in IT security or a related field.
• Relevant experience can be considered as a substitute for the required educational qualifications.
• Higher level relevant degree may substitute for experience.
• Leadership abilities inclusive of successful change management, mentoring, career development, training, succession planning, holding people accountable, and conducting yearly reviews.
• Knowledge of technical standards relating to systems security; experience administering UNIX, Linux, and Windows operating systems, experience with large-scale server systems, thin client architecture, system virtualization and other related peripherals.
• Experience with Assessment and Authorization (A&A) requirements as outlined in the National Industrial Security Program Operating Manual (NISPOM), Risk Management Framework (RMF) for DOD, ICD 503, Joint Special Access Program (SAP) Implementation Guide (JSIG) & National Institute of Standards and Technology (NIST) RMF.
• Deep understanding of information security principles and practices.
• Experience supporting SAPF/SCIF environments and coordinating with CSSOs and Program Security Officials.
• Full lifecycle Assessment & Authorization (A&A) under SAP JSIG, NISPOM, RMF for DoD, and ICD 503.
• Minimum of two years ISSM experience for SAP classified systems
• Current/Active Top Secret U.S. Security Clearance is required.

Qualifications We Prefer

• Experience with software such as Splunk or ELK [other Security Information and Event Management (SIEM)], ACAS / Nessus, HBSS, eMASS or Xacta
• Knowledge of DoD, government contracting and/or public auditing, policies, standards, and procedures.
• Background in the Aerospace and Defense Industry, the US Department of Defense (Civilian), NASA/Civil or commercial space and/or US Military, with an understanding of defense, aerospace, intelligence, and adjacent markets
• Relevant certifications such as Certified Information Systems Security Professional (CISSP), Certified Information Security Manager (CISM), or Certified Ethical Hacker (CEH).

Essential Functions

• Ability to work primarily at a computer for extended periods.
• Capability to participate in on-call rotation for incident response.
• Must be able to lift up to 25 lbs occasionally.
• Ability to work in an office or hybrid environment.
• Occasional travel may be required.

This posting will be open for application for a minimum of 5 days and may be extended based on business needs.

Estimated Starting Salary Range: $165,010.21 - $226,889.04. Compensation varies depending on a wide array of factors, such as candidates' key skills, relevant work experience, and education/training/certifications. The disclosed range estimate may be adjusted for any applicable geographic differential associated with the location at which the position may be filled.

SNC offers annual incentive pay based upon performance that is