Back to Jobs

Experienced Security Specialist III: Contractor Special Security Representative (CSSR) - Tactical Sensitive Compartmented Information Facilities (T-SCIF) Aircraft Security Expert

Remote, USA Full-time Posted 2026-06-17

About SNC and the Mission Solutions and Technologies (MST) Business Area

SNC is a global leader in aerospace and national security, committed to moving the American Dream forward. Our Mission Solutions and Technologies (MST) business area provides affordable, turn-key command/control, communications, integrated ISR, force protection, and security solutions worldwide. With a long legacy of supporting the Department of Defense, Department of Homeland Security, commercial, and international customers, our team has years of experience in platform operations, engineering, and full lifecycle management across domains – air, land, sea, space, and cyber.

Job Summary

We are seeking an experienced Security Specialist III: Contractor Special Security Representative (CSSR) to support all facets of our Security Program, including personnel security, document control, DD254 review and preparation, visitor access and control, physical security, and supporting security investigations. As a CSSR, you will have the opportunity to expand your security knowledge across a wide range of security disciplines and participate in internal security working groups and special project initiatives.

Responsibilities

  • Perform duties as a member of a deployed Contractor Special Security Representative (CSSR) team for a set of Tactical Sensitive Compartmented Information Facilities (T-SCIF) Aircraft.
  • Document Control, Physical Security (PHYSEC), Program Security, Communication Security (COMSEC), Information Assurance (IA), Personnel Security (PERSEC), Operations Security (OPSEC), and Force Protection (FORCEPRO).
  • Other Security duties as required to support the forward deployed location and mission.

Key Requirements

Must Haves

  • High School Diploma or GED Equivalent
  • 4+ years in Security, Military, or administrative fields
  • Higher education in a related field may substitute for 2 years of relevant experience
  • Strong verbal and electronic communication skills
  • General understanding of security regulations and best practices
  • An active Top Secret U.S. Security Clearance required
  • Completion of the Special Security Officer Course (prior to assumption of CSSR duties)
  • Must be willing and able to work extended hours, holidays, and shift schedules as required
  • Must be willing to travel CONUS off rotation to perform Training, Medical, and Certification renewals
  • U.S. Citizen with U.S. Passport
  • Valid Driver’s License
  • Ability to meet current DoD and Combatant Command restriction requirements for deployed locations

Preferred

  • Knowledge of 32 CFR 117 - National Industrial Security Program (NISPOM)
  • Knowledge of DoDM 5105.21 - Sensitive Compartmented Information (SCI) Administrative Security Manual
  • Knowledge of AR 380-28 - Army Sensitive Compartmented Information Security Program
  • Current certification as CSSO/SSO
  • DISS/NISS experience
  • SIMS Software experience
  • DoD 8570 compliant IAT II: Current Security+
  • Previous experience with access control/visit control/badge management systems and software
  • Military or Defense Contractor experience
  • COMSEC Hand Receipt Holder or Local Element experience
  • Ability to obtain and maintain a Top Secret with SCI eligibility

What We Offer

SNC offers a generous benefit package, including medical, dental, and vision plans, 401(k) with 150% match up to 6%, life insurance, 3 weeks paid time off, tuition reimbursement, and more.

Security Clearance Requirements

This position requires current/active Top Secret U.S. Security Clearance. U.S. Citizenship status is required as this position needs an active U.S. Security Clearance for employment. Non-U.S. Citizens may not be eligible to obtain a security clearance. The Department of Defense Consolidated Adjudications Facility (DoD CAF), a federal government agency, handles the adjudicative aspects of the security clearance eligibility process for industry applicants.

About Our Company Culture

SNC is a trusted global leader in aerospace and national security. Our innovative solutions enable connected protection through command, control, and communications systems, as well as ISR, cyber, electronic spectrum management, and other high capabilities for national security systems across all domains – sea, land, air, space, and cyber. We are one of the only privately owned mid-tier A&D prime contractors and we pride ourselves on our ability to invest early and often to ensure mission success on or ahead of schedule.

Why Join Our Team?

We are a mission-focused organization that thrives in collaborative environments. We are committed to fostering an inclusive, accepting, and diverse environment free of discrimination. Employment decisions are made without regard to race, color, age, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or other characteristics protected by law. Contributions to SNC come in many shapes and styles, and we believe diversity in our workforce fosters new and greater ways to dream, innovate, and inspire.

How to Apply

Don't miss out on this exciting role. We are looking forward to hearing from you. Apply now!

Apply To This Job Apply for this job

Similar Jobs

Experienced Full Stack Professional – Remote Career Opportunities in Sales and Business Development

Remote, USA Full-time

Experienced Full Stack Outreach Ambassador – College Student Opportunity for Remote Work in Vermont

Remote, USA Full-time

Experienced Graphic Novelist for Social Impact Project: Capturing the Voices of Global Food Justice Champions

Remote, USA Full-time

Experienced Full Stack Customer Service Representative – Online Support Agent for Walmart E-commerce Operations

Remote, USA Full-time

Experienced Customer Service Representative – Walmart Online Support Agent (Remote Work Opportunity)

Remote, USA Full-time

Experienced Part-Time Operations Assistant – Virtual Support Specialist for Training and Consulting Firm

Remote, USA Full-time

Experienced Remote Sales Representatives: Flexible Schedule - Unlock Unlimited Earning Potential and Thrive in a Dynamic, Fast-Growing Environment

Remote, USA Full-time

Experienced Full Stack Sales Representative – Insurance Coverage Specialist: Flexible Remote Opportunity with Unlimited Earning Potential

Remote, USA Full-time

Experienced Segmentation Analyst - Essentials & Beauty Category: Drive Business Growth with Data-Driven Insights

Remote, USA Full-time

Experienced Sell-By-Chat Representative - Ontario - Maximizing Engagement and Driving Growth for SaaS Companies

Remote, USA Full-time

Wells Fargo Stay At Home Job $26/Hour

Remote, USA Full-time

Immediate Hiring: Chick-fil-A Back of House Team Member

Remote, USA Full-time

Experienced Business Analysis Supervisor for Apple Customer Support – Driving Exceptional Client Experiences and Operational Efficiency in a Remote Setting

Remote, USA Full-time

Sr. Copywriter

Remote, USA Full-time

Full Stack Developer (Java and React)

Remote, USA Full-time

Support and Resolution Specialist - Part-Time to Full-Time

Remote, USA Full-time

.Net Developer - 4 Consulting Inc

Remote, USA Full-time

Experienced Customer Service Representative – Remote Opportunity with arenaflex

Remote, USA Full-time

Experienced Entry-Level Data Entry Specialist – Remote Opportunity for Career Advancement and Growth

Remote, USA Full-time

Market Risk/Actuary, Associate Director

Remote, USA Full-time