Cybersecurity Engineer SME

Company: GD Information Technology
Location: Honolulu
Posted on: April 1, 2026

Job Description:

Type of Requisition: Pipeline Clearance Level Must Currently Possess: Top Secret Clearance Level Must Be Able to Obtain: Top Secret/SCI Public Trust/Other Required: None Job Family: Cyber and IT Risk Management Job Qualifications: Skills: Cyber Security Architecture, Information System Security, Risk Management Framework Certifications: None Experience: 15 years of related experience US Citizenship Required: Yes Job Description: Advance your career while impacting our national security in cyber as a Cybersecurity Engineer Subject Matter Expert (SME) at GDIT. Here, technologists have many paths to grow a meaningful career supporting cyber missions and operations across the federal government. We are seeking a Cybersecurity Engineer SME to serve as the senior cybersecurity authority supporting a mission-critical defense program in Oahu, Hawaii. This role is responsible for enterprise cybersecurity architecture, risk management, compliance oversight, incident response leadership, and long-term security modernization strategy across classified and unclassified environments. The ideal candidate is a strategic cybersecurity leader with deep technical expertise, experience operating within DoW frameworks, and the ability to advise senior government leadership on risk posture and mission assurance. Key Responsibilities Develop and implement enterprise cybersecurity strategy aligned with DoW policies and mission objectives. Lead cybersecurity architecture reviews and approve technical security designs. Establish security baselines and ensure enforcement across systems and networks. Drive long-term modernization initiatives to enhance security posture and resilience. Lead Risk Management Framework (RMF) activities, including system categorization, control implementation, assessment support, and ATO package development. Ensure compliance with applicable DoW cybersecurity directives and DISA STIG requirements. Conduct risk assessments and develop mitigation strategies. Support cybersecurity inspections, audits, and continuous monitoring efforts. Oversee cybersecurity operations including monitoring, detection, and response. Lead incident response efforts for cyber events affecting mission systems. Conduct root cause analysis and coordinate remediation actions. Develop and maintain incident response plans and playbooks. Architect and secure enterprise environments including: Network security (firewalls, IDS/IPS, segmentation) Endpoint security (EDR/XDR) Identity and Access Management (IAM) Cloud security (AWS GovCloud, Azure Government) Data protection and encryption Integrate Zero Trust principles where applicable. Ensure secure configuration management and vulnerability remediation. Develop cybersecurity policies, standards, and standard operating procedures (SOPs). Provide executive-level briefings on cybersecurity posture, risks, and mitigation strategies. Maintain accurate system security documentation and reporting metrics. Provide technical oversight to cybersecurity engineers and analysts. Mentor junior staff and promote cybersecurity best practices across the program. Collaborate with network, systems, cloud, and application teams to ensure secure system integration. Required Qualifications Active Top Secret clearance (SCI eligibility strongly preferred). Bachelor’s degree in Cybersecurity, Computer Science, Engineering, or related discipline (Master’s preferred). 15 years of progressive cybersecurity experience. Demonstrated experience supporting DoW or federal IT environments. Deep understanding of: Risk Management Framework (RMF) Continuous monitoring and vulnerability management Network and endpoint security technologies Secure system architecture Incident response methodologies Experience supporting classified network environments (e.g., SIPR, JWICS, or equivalent). Certifications (Preferred / Desired) CISSP (highly preferred) CISM or CRISC CASP or Security CEH or equivalent incident response certification CCSP (for cloud security environments) Preferred Qualifications Experience supporting Pacific or INDOPACOM-aligned missions. Experience implementing Zero Trust architectures. Familiarity with cross-domain solutions. Experience securing hybrid cloud and on-premises environments. Prior experience leading cybersecurity modernization initiatives on large defense contracts. GDIT IS YOUR PLACE At GDIT, the mission is our purpose, and our people are at the center of everything we do. Growth: AI-powered career tool that identifies career steps and learning opportunities Support: An internal mobility team focused on helping you achieve your career goals Rewards: Comprehensive benefits and wellness packages, 401K with company match, and competitive pay and paid time off Community: Award-winning culture of innovation and a military-friendly workplace OWN YOUR OPPORTUNITY Explore a career in cyber at GDIT and you’ll find endless opportunities to grow alongside colleagues who share your focus on defending and protecting what matters. DefendTheIndoPacific The likely salary range for this position is $169,604 - $229,464. This is not, however, a guarantee of compensation or salary. Rather, salary will be set based on experience, geographic location and possibly contractual requirements and could fall outside of this range. Scheduled Weekly Hours: 40 Travel Required: None T elecommuting Options: Onsite Work Location: USA HI Honolulu Additional Work Locations: Total Rewards at GDIT: Our benefits package for all US-based employees includes a variety of medical plan options, some with Health Savings Accounts, dental plan options, a vision plan, and a 401(k) plan offering the ability to contribute both pre and post-tax dollars up to the IRS annual limits and receive a company match. To encourage work/life balance, GDIT offers employees full flex work weeks where possible and a variety of paid time off plans, including vacation, sick and personal time, holidays, paid parental, military, bereavement and jury duty leave. To ensure our employees are able to protect their income, other offerings such as short and long-term disability benefits, life, accidental death and dismemberment, personal accident, critical illness and business travel and accident insurance are provided or available. We regularly review our Total Rewards package to ensure our offerings are competitive and reflect what our employees have told us they value most. We are GDIT. A global technology and professional services company that delivers consulting, technology and mission services to every major agency across the U.S. government, defense and intelligence community. Our 30,000 experts extract the power of technology to create immediate value and deliver solutions at the edge of innovation. We operate across 50 countries worldwide, offering leading capabilities in digital modernization, AI/ML, Cloud, Cyber and application development. Together with our clients, we strive to create a safer, smarter world by harnessing the power of deep expertise and advanced technology. Join our Talent Community to stay up to date on our career opportunities and events at gdit.com/tc . Equal Opportunity Employer / Individuals with Disabilities / Protected Veterans

Keywords: GD Information Technology, Honolulu , Cybersecurity Engineer SME, IT / Software / Systems , Honolulu, Hawaii