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Description

Are you ready to protect the infrastructure behind national security? Leidos is hiring a **Certification & Accreditation (C&A) Specialist** to support securing mission-critical systems across cloud and on-prem environments in **Suitland, MD.** In this role, you'll provide efforts that ensure full compliance, drive accreditation success, and safeguard operations at every level.

Primary Responsibilities

+ Manage the full lifecycle of **Accreditation & Authorization (A&A)** across diverse mission systems.

+ Prepare, track, and maintain **RMF documentation** (BOEs, SAPs) within XACTA and EMASS.

+ Conduct risk assessments, security evaluations, and documentation aligned with evolving policies and standards.

+ Engage with stakeholders including ONI, Fleet Cyber, NAVINTEL, DIA, DISA, and other security validation authorities.

+ Deliver training on security controls, RMF updates, and ATO status within classified environments.

+ Continuously monitor **STIGs, RMF controls, vulnerability scans** , and **policy compliance** .

+ Support approval processes for implementing **cross-domain solutions** .

+ Coordinate with contractors responsible for **secure system and software development** .

+ Perform **continuous monitoring** to ensure adherence to cybersecurity and cloud security best practices across the environment.

+ Participate in technical exchange meetings and provide feedback as needed.

Basic Qualifications

+ **Experience:** 12+ years (Bachelor's) or 10+ years (Master's) of relevant work experience. Additional experience, trainings, or certifications may be considered in lieu of a degree.

+ **Clearance:** Active DoD **TS/SCI**

+ **Certification:** Active **IAM Level III** (e.g., **CISSP** ) or ability to obtain within 30 days

+ **Expertise In:**

+ RMF, DIACAP, DCID 6/3, ICD-503 frameworks

+ XACTA and EMASS platforms (SIPR, NIPR, JWICS)

+ Project management for secure systems deployment

+ Collaboration with IC, DoD, DISA, NAVINTEL IA, FLTCYBERCOM, and other security governance bodies

+ Securing systems and software, including cloud architectures and advanced security controls

Preferred Qualifications

+ **Certified Ethical Hacker (CEH)**

+ Experience in preparing high-quality technical documents and delivering briefings to senior leadership

+ Familiarity with the latest DISA STIG requirements and the other evolving cybersecurity policy requirements

+ Familiarity with the Amazon Web Services (AWS) Cloud

Why Leidos?

Join a team where your cybersecurity expertise drives national readiness. You’ll work with committed professionals, cutting-edge platforms, and high-level stakeholders—delivering secure solutions that matter.

**Ready to secure the future?** Apply now and be part of the mission.

NITESONI

EIO2024

Original Posting:

July 23, 2025

For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

Pay Range $126,100.00 - $227,950.00

The Leidos pay range for this job level is a general guideline onlyand not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

REQNUMBER: R-00163152

All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability or veteran status. Leidos will consider qualified applicants with criminal histories for employment in accordance with relevant Laws. Leidos is an equal opportunity employer/disability/vet.