Security Engineer

Quick Position Facts! Location: Arlington, VA at our G2 Ops office. Work Setting: In Office with Flexible Schedule Available Based on Program Requirements Salary Range: $95,000 - $135,000 plus comprehensive benefits package. Years of Industry Experience: 4 + years of relevant experience. Security Clearance Requirement: Must have Active DoD Secret Clearance at the start of employment and be eligible to obtain and maintain a Top Secret Clearance. About the Role. G2 Ops supports mission-critical defense and technology initiatives by solving complex operational and engineering challenges. We are seeking a motivated, collaborative Security Engineer to support Cyber Ready cybersecurity and information systems security engineering efforts. In this role, you’ll contribute to C4ISR security engineering, system authorization, and cybersecurity risk management activities while working alongside a team that values innovation, technical excellence, and continuous growth. What You’ll Do Support information security program implementation and cybersecurity engineering activities within assigned programs and systems. Perform Information Systems Security Engineering (ISSE) activities supporting C4ISR systems and mission environments. Support the development, assessment, and maintenance of cybersecurity requirements throughout the system lifecycle. Provide technical expertise supporting Interim Authorizations to Test (IATOs), Authorizations to Operate (ATOs), Interim Authorizations to Operate, and Authorizations to Connect (ATCs) for DoD programs. Perform system security and network analysis across Unclassified, Secret, and TS/SCI environments. Assess security controls, vulnerabilities, technical risks, and compliance gaps and support development of practical remediation actions. Support Risk Management Framework activities and preparation of cybersecurity documentation and authorization artifacts. Coordinate with engineering, cybersecurity, program, and customer stakeholders to resolve security issues and maintain system security posture. Support security strategy, policy implementation, security awareness, planning, and other activities that reduce organizational and mission risk. Communicate cybersecurity risks, findings, and recommendations through clear technical documentation and stakeholder engagement. What You’ll Bring Required Qualifications Experience performing Information Systems Security Engineering (ISSE) activities. Experience supporting C4ISR security engineering activities. Experience supporting DoD system assessment and authorization activities, including IATOs, ATOs, IATTs, and ATCs. Experience performing system security or network security analysis in classified and unclassified environments. Knowledge of DoD cybersecurity, information assurance, security controls, and risk management practices. Strong communication and collaboration skills. Ability to work effectively in a team-oriented environment. Active DoD Secret Clearance at the start of employment with the ability to obtain and maintain a Top Secret Clearance. Preferred Qualifications Advanced degree in Engineering, Computer Science, Information Systems, Administration or other related scientific or technical discipline. Familiarity with the DoD Risk Management Framework and cybersecurity authorization processes. Experience supporting security activities across multiple network classification levels, including Unclassified, Secret, and TS/SCI environments. Experience developing or reviewing cybersecurity documentation and system authorization artifacts. Experience working in cross-functional or customer-facing environments. Additional Considerations This is a full-time position supporting mission-focused customer environments Outside employment or activities must not create conflicts of interest with company or customer responsibilities Why G2 Ops? What makes someone choose one company over another? Compensation, benefits, meaningful work, flexibility, growth opportunities, culture? At G2 Ops, we believe you shouldn’t have to choose. We offer competitive pay and benefits, but what truly sets us apart is our collaborative culture. Team members support mission-focused projects alongside highly skilled technical professionals across engineering, cybersecurity, operations, and program teams. We encourage continuous learning, cross-training, and professional growth while empowering team members to contribute ideas that improve how we work and deliver value to our customers. At G2 Ops, your contributions matter to our customers’ missions and to the continued success of our team. Compensation & Benefits. The annual salary range for this position is $95,000 – $135,000, depending on qualifications and experience. G2 Ops offers a competitive compensation and benefits package designed to support our employees both personally and professionally, including: 100% company-paid insurance for medical, dental, and vision for eligible employees and family members 100% company-paid insurance for life, short-term disability (STD), and long-term disability (LTD) for eligible employees 401(k) plan with discretionary employer matching 10 paid holidays Paid time off (PTO) Educational assistance In addition, we provide professional development opportunities, performance recognition programs, and resources that support long-term career growth and work-life balance. AI at G2 Ops. At G2 Ops, we don’t just talk about AI — we actively use it to improve how we work. Our teams are integrating AI into engineering, cybersecurity, operations, and decision-making workflows. We continue to invest in secure AI tooling aligned with government security requirements while developing practical, mission-focused applications across the company. Whether your role is technical or operational, you’ll have opportunities to explore how AI can enhance efficiency, innovation, and mission impact. Work Environment. Because we support classified and mission-critical DoD programs, many roles require onsite collaboration at G2 Ops offices and/or customer locations. Depending on program requirements, telework and flexible scheduling options may be available. We’ve built a collaborative environment where team members can learn, contribute, and grow while supporting meaningful customer missions. Ready to Apply? If you’re excited about solving meaningful problems, working alongside talented teammates, and contributing to important mission-focused work, we’d love to hear from you. We look forward to learning more about you! About G2 Ops, Inc. (G2 Ops) G2 Ops leverages over a decade of experience integrating Systems, Cybersecurity, and Software Engineering techniques to provide solutions to a growing list of Government and private customers. We combine cutting edge tools with innovative engineering practices, data analytics, and risk algorithms that enhance visibility into complex infrastructures, optimizing resiliency in system design and operations. G2 Ops is a woman-owned small business led by an executive staff known for providing innovative solutions to solve our nation’s most complex engineering challenges. G2 Ops has been named to the Inc. 5000 list of America’s fastest growing companies each of the last 9 years (2018-2026) and has locations in Arlington, VA, Virginia Beach, VA, and San Diego, CA. G2 Ops, Inc. is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, sexual orientation, gender identity), national origin, age, disability, genetic information, protected veteran status, or any other characteristic protected by applicable federal, state, or local law. G2 Ops, Inc. participates in the E-Verify program. Employment is contingent upon verification of identity and authorization to work in the United States. Applicants have rights under Federal Employment Laws: E-Verify Participation and Right to Work Notices: Powered by JazzHR G2 Ops Inc