ISSE - (Polygraph Required)

  About the Team Here at BTI360, we’ve built a culture that’s passionate about developing software engineers. Software doesn't build itself. People do.  In fact, teams of people do.  That's why our primary focus is on developing better craftsmen, better teammates, and better technical leaders.  By putting people first, we're not just giving our teammates more opportunities to grow, we're also raising the bar of the software we ship. BTI360 previously has been voted 10 years in a row as a TOP Place to Work by the Washington Business Journal. BTI360 is looking to add an ISSE to our team! As an ISSE at BTI360,  you’ll play a mission-critical role ensuring our software systems meet security and compliance requirements. You will guide development teams through the A&A process from design through deployment. You’ll serve as a bridge between technical teams, security stakeholders, and accrediting authorities, helping all parties navigate requirements and deliver secure, mission-ready solutions. What you will do in this role: Lead or support the Authorization & Accreditation (A&A) process for multiple software systems   Interpret and apply Sponsor-specific security requirements , policies, and control frameworks (based on NIST and Sponsor overlays)   Collaborate with engineering teams early i n the development lifecycle to design systems that meet security, compliance, and mission needs   Prepare and maintain security documentation Guide teams through the accreditation process , ensuring documentation and system posture align with Sponsor expectations   Interface directly with Information System Security Managers (IS SM s) , Authorizing Officials (AOs), and security stakeholders   Provide security engineering input on architecture, data flows, boundary protections, and cloud configurations   Champion secure development practices and influence teams to make thoughtful tradeoffs between risk, performance, and agility   Track security posture and coordinate ongoing security monitoring , updates, and control implementation as systems evolve   Lead briefings/meetings with the Sponsor Minimum Requirements to be Considered for this Role: Active TS/SCI with Polygraph required at time of application Proven experience supporting the Authorization & Accreditation (A&A) of [Insert classification level] systems in the Sponsor environment   Deep understanding of security controls , risk assessments, and documentation required for ATO submissions   Strong collaboration skills and the ability to partner with software engineers, architects, and mission stakeholders   Familiarity with cloud security architectures and controls (AWS preferred) Excellent communication skills and comfort engaging with both technical and non-technical audiences   You may excel in this role if you have the following skills: Experience accrediting systems at higher classification levels   Background in software engineering, DevSecOps , or IT systems engineering Familiarity with ICD 503 , RMF , and Sponsor-specific overlays   Familiarity with Sponsor-specific tooling including Nessus, Rapid7, WebInspect , AppDetect , and/or Nipper   Experience with containerized deployments , Infrastructure-as-Code ( IaC ), or automated compliance tooling   Security certifications such as CISSP , CAP , or AWS Security Specialty   Experience with continuous ATO ( cATO ) processes , FedRamp , or other relevant compliance pipelines   BTI360 benefits for full-time teammates Fully paid healthcare premiums Competitive salaries and performance bonuses Career development and in-house training   Tuition Reimbursement  Up to 5 weeks PTO plus 2 weeks of federal holidays   401K dollar for dollar matching up to 6% annually - v ested immediately on day 1     Giving Back: Serving communities locally and across the globe Social Events (happy hours, golf tournament, BTI360 Family Festival and more) Commitment to Fairness and Inclusion At BTI360, we believe that unlocking the potential of others is not just a mission—it's the heart of our culture. We are committed to fostering an inclusive environment where every individual can grow each day, lead with humility, and do the right thing. Our core values guide us in developing software that makes a difference, primarily serving national security customers in the Washington, DC metropolitan area. We are an Equal Opportunity Employer. We do not discriminate against any employee or applicant based on race, color, religion, gender, sexual orientation, gender identity, national origin, age, disability, veteran status, or any other legally protected characteristics. We celebrate fairness and are dedicated to creating an environment of mutual respect and inclusion where everyone can bring their true selves to work. Join us in a workplace where your contributions are valued, your growth is encouraged, and your potential is unlocked. Together, we develop great software fast and deliver exceptional solutions for our customers.

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