Senior Cyber Security SME

MissionAs Sr Cyber Security SME you will own the compliance and accreditation path for Slingshot's Talos platform and related systems. You will guide subcontractors, align primes and government stakeholders, and lead the full ATO process. This is a senior role with direct impact on program delivery. If ATO milestones are missed, programs cannot move forward. Your ability to combine security engineering depth, compliance mastery, and a can do mindset will determine mission success.What You Will DoServe as the senior security authority responsible for achieving and sustaining ATOs across cleared programsOwn the full lifecycle of ATO packages including SSPs, POAMs, interim approvals, and final authorizationsDraft, enforce, and oversee policies for CUI handling, classification marking, access enforcement, and boundary protectionsEnsure subcontractor compliance with NIST 800 171 and 53, CMMC 2.0, FedRAMP, and DoD RMF requirementsLead CIA triad assessments to protect classified environmentsDrive supply chain compliance through SBOM validation and EO 14028 and NIST 800 218 controlsRepresent Slingshot in TRBs, CCBs, and enclave or system boundary reviews as the senior security voicePartner directly with government ISSMs, DAOs, FSOs, primes, and subcontractors to maintain audit readinessMentor engineering and compliance teams to embed secure by design practices across all cleared programsProvide executive level risk reporting and mitigation strategies to senior leadership and government partnersAnticipate and resolve security roadblocks that could delay program deliveryRequired QualificationsActive TS/SCI clearance (polygraph if applicable)U.S. Citizenship (no duals)10 plus years of experience in DoD, IC, or federal contractor security and compliance leadership rolesProven success leading ATO packages and securing approvals including ATO, IATO, ATT, and CtF in classified environmentsHands on background in security engineering and compliance with deep experience in enclave operationsIn depth expertise with NIST 800 171 and 53, CMMC 2.0, DoD RMF, CNSSI 1253, and FedRAMP Moderate or HighStrong track record engaging primes, subcontractors, and government accreditation authoritiesCISSP required with CISM, CAP, or GSLC preferredPreferred QualificationsAdvanced degree in Cybersecurity, Computer Science, or related discipline12 plus years supporting cleared programs with ISSO, ISSE, or SME leadership experienceAccreditation experience spanning DoD, IC, DHS, and NASA environmentsFamiliarity with DISA STIGs, CIS Benchmarks, and cross domain solutionsStrong background in incident response, audit management, and cyber risk governance within classified programsAdvanced certifications such as CISSP ISSAP, CISM, CAP, GSLC, or equivalentWhy This RoleThis is not an advisory position. It is a senior and business critical role. If ATO milestones are missed, mission delivery stops. You will be the security leader who ensures programs keep moving forward, protecting classified systems while enabling innovation in aerospace and defense.Clearance Required: Active TS/SCICitizenship: U.S. CitizenReports To: Senior Director of Information Security and ITLocation: Remote (Colorado Springs preferred)Salary: $175,000 - $215,000US-based Candidates: we are currently only able to hire residents of the following U.S. states: AZ, CA, CO, DC, FL, GA, HI, IL, IN, KS, MD, MA, MI, MN, MO, MT, NV, NJ, NM, NY, NC, OR, RI, TN, TX, UT, VT, VA, WA, WV, and WI. We are unable to consider candidates residing in other U.S. states at this ternationally-based Candidates: we are currently only able to hire residents of the following locations: United Kingdom. We are unable to consider candidates residing in other countries at this time.Equity, Diversity & Inclusion are key to our success. We are an Equal Opportunity Employer and our employees are people with different strengths, experiences, and backgrounds, who share a passion for creating a safer, more connected world. Diversity not only includes race and gender identity, but also national origin, citizenship, sex, color, veteran status, disability, genetic information, or any other protected characteristic that is part of one's identity. All of our employees' points of view are key to our success, and we embrace individuality. #J-18808-Ljbffr

Created: 2025-09-17