Senior Cybersecurity Engineer

Senior Cybersecurity Engineer Washington dc, DC Type: Permanent Category: Security Industry: Technology Reference ID: JN -022026-105442 Date Posted: 02/10/2026 Shortcut: + Description + Recommended Jobs Description: _Hybrid 2-3 days onsite in Washington, DC_ Our client seeks a senior cybersecurity engineer to deliver NSA CSfC-compliant architectures for secure communications in classified environments. The role drives implementation of Data-at-Rest and Data-in-Transit solutions, SIEM integration, and operational readiness while contributing immediately in a mission-critical setting. _Due to federal security clearance requirements, applicant must be a United States Citizen with an active Top Secret clearance. This is a full-time, permanent opportunity, offering a competitive salary and comprehensive benefits package. Qualified applicants must be willing and able to work on a w2 basis._ Salary: $185,000 - $225,000/ yr. w2 Responsibilities: Responsibilities + Design and implement secure communications solutions that comply with NSA Commercial Solutions for Classified standards. + Implement CSfC capability packages and protection profile requirements using layered commercial products. + Architect and deploy compliant Data-at-Rest and Data-in-Transit solutions. + Configure encrypted tunneling, key management, and secure transport mechanisms in classified environments. + Integrate solutions with SIEM platforms and support security monitoring and incident detection. + Analyze solution performance and compliance and provide recommendations for improvement. + Operate in a mission-critical environment with minimal ramp-up and deliver immediate contributions. + Engage senior government stakeholders to support security architecture decisions. Experience Requirements: Experience Requirements + Active Top-Secret clearance with SCI eligibility. + Required technical certifications include Security+ and CySA+ or GSEC. + DoD 8140 certification aligned to the 521 Cyber Defense Infrastructure Support Specialist work role such as Security+, SSCP, CySA+, PenTest+, CASP+, GCIH, CISSP, or GSLC. + 7+ years of cybersecurity experience with at least 3 years implementing CSfC capability packages. + Proven experience designing and implementing CSfC-compliant architectures. + Hands-on experience creating Data-at-Rest and Data-in-Transit architectures using layered commercial products. + Operational experience with encrypted tunneling, key management, and secure transport in classified environments. + Experience supporting security monitoring and incident detection with SIEM integration and performance and compliance analysis. + Ability to contribute immediately in a mission-critical operational environment. + Advanced cybersecurity certifications such as GCIH, GCIA, or CASP+ (preferred). + Expert-level certifications such as CISSP (preferred). + Cloud security certifications such as CCSP, AZ-500, or AWS Security Specialty (preferred). + Advanced incident response or defensive certifications such as GCED (preferred). + Experience with endpoint detection and response platforms such as Microsoft Defender or CrowdStrike (preferred). + Prior experience supporting classified, sensitive, or high-visibility defense or intelligence programs (preferred). + Experience operating in secure or restricted environments with elevated access controls (preferred). + Experience interfacing with senior government stakeholders and supporting security architecture decisions (preferred). + Hands-on experience implementing or operating CSfC-compliant architectures aligned to NSA capability packages (preferred). Education Requirements: Education Requirements + Bacheloru2019s degree in Cybersecurity, Computer Science, or a related field preferred, or equivalent relevant experience. + Security+ certification. + CySA+ or GSEC certification. + DoD 8140-aligned certifications such as SSCP, PenTest+, CASP+, GCIH, CISSP, or GSLC. + Preferred certifications may include GCIA, CCSP, AZ-500, AWS Security Specialty, and GCED. + Active Top-Secret clearance with SCI eligibility. _Recruitment Transparency Notice_ _Eliassen Group values transparency in our recruitment practices. Please be advised that Eliassen Group utilizes artificial intelligence (AI) tools as part of its initial application screening process. You may receive email and SMS notifications from the Eliassen Virtual Recruiting Team (_ _ _, 781-808-2924) inviting you to complete a brief voice screening as part of your application process. These tools assist our hiring teams in different ways, including but not limited to, assistance in reviewing application materials to help identify candidates whose qualifications most closely match the requirements of the position. All AI-assisted evaluations and responses are reviewed by human recruiters before any hiring decisions are made. The use of AI in our process is intended to support fairness, efficiency, and consistency, and Eliassen Group takes measures to prevent bias or discrimination in connection with its hiring practices. By proceeding, you acknowledge, agree, and consent to Eliassen Groupu2019s use of these tools, including AI tools, as part of the application and hiring process._ _Skills, experience, and other compensable factors will be considered when determining pay rate. The pay range provided in this posting reflects a W2 hourly rate; other employment options may be available that may result in pay outside of the provided range._ _W2 employees of Eliassen Group who are regularly scheduled to work 30 or more hours per week are eligible for the following benefits: medical (choice of 3 plans), dental, vision, pre-tax accounts, other voluntary benefits including life and disability insurance, 401(k) with match, and sick time if required by law in the worked-in state/locality._ _Please be advised- If anyone reaches out to you about an open position connected with Eliassen Group, please confirm that they have an email address and never provide personal or financial information to anyone who is not clearly associated with Eliassen Group. If you have any indication of fraudulent activity, please contact_ _ _._ _About Eliassen Group:_ _Eliassen Group is a leading strategic consulting company for human-powered solutions. For over 30 years, Eliassen has helped thousands of companies reach further and achieve more with their technology solutions, financial, risk & compliance, and advisory solutions, and clinical solutions. With offices from coast to coast and throughout Europe, Eliassen provides a local community presence, balanced with international reach. Eliassen Group strives to positively impact the lives of their employees, clients, consultants, and the communities in which they operate._ _Eliassen Group is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, gender identity, national origin, age, protected veteran status, or disability status._ _Donu2019t miss out on our referral program If we hire a candidate that you refer us to then you can be eligible for a $1,000 referral check_

Created: 2026-02-19