Sr. ISSO/Technical Writer

DescriptionLeidos is seeking an Information System Security Office (ISSO) to support a large enterprise IT contract for the DOD. The ISSO will be responsible for reviewing and maintaining existing Authority to Operate (ATO) documentation throughout the sustainment portion of the system lifecycle. They will utilize the XACTA system to update documentation in the Risk Management Framework (RMF) System Security Package (SSP), verify systems are operating in their intended manner, and validate administrator permissions and access to systems under their purview.This role requires an individual that is familiar with security accreditation frameworks and directives (e.g. NIST, RMF, Common Criteria, DoD, and Intelligence Community Directives (ICDs)) and works to mitigate risks by applying security controls effectively to maintain an acceptable degree of operational risk across multiple enclaves in an enterprise environment. The ISSO will promote security best practices, identify and articulate process improvement and procedures updates, and conduct testing and assessments to sustain required accreditations. Additionally, the ISSO will assist with tracking, documenting, and remediating vulnerabilities identified by the customer’s Cyber Security division and direct remediation efforts for system administrator staff, provide status updates to government and program leadership, and update relevant RMF packages as required.Why Leidos?

Leidos Life promotes excellent work-life balance. You can make an impact and have time for your well-being.

Leidos offers many opportunities for career development and advancement.

Learn more about the benefits we offer: https://www.leidos.com/careers/pay-benefits .

Successful candidates must possess the following skills:

Author, review, and update accreditation packages and supporting documentation to maintain existing ATO state for all systems operating in the production environment that follow all government, IC, DoD, DISA, NIST, or industry standards and policies.

Review documentation provided by the customer’s Engineering division as part of the initial ATO package to validate all documents are available and useable in their current state

Maintain SSPs and related configuration records in customer’s XACTA system and Service Now or other CMDB tool

Develop, monitor, and update Plan of Action & Milestones (POA&Ms) to document open risks and vulnerabilities through remediation or mitigate

Can work independently as well as collaboratively to drive security process improvements to streamline the process, increase the security posture of the enterprise, and ensure due diligence at all times

Comfortable communicating officially and unofficially via briefings, meetings, emails, or other collaboration technologies, with Leidos program leadership and government leadership

Has in-depth understanding of information security technical principles, theories, concepts and their application across a range of enterprise services and systems

Coordinates all A&A renewal activities with the DAO, DAOR, or other representatives from the Cyber Security division to maintain proper accreditation throughout the life of the system

Review, update, and maintain CONOPs, Disaster Recovery, and other required plans for each system to reflect the evolving enterprise

Coordinate with System Administrators and other operations and engineering staff to remediate all vulnerabilities and report results to the Cyber Security division.

Document, track, and obtain approvals for open vulnerabilities that cannot be remediated through the use of POA&Ms, Risk Acceptance requests, or other customer-mandated processes and forms

Mentor coworkers, system administrators, program and government leadership on evolving security best practices and potential impacts on production systems

Basic Qualifications

Candidates should demonstrate the following:

Practical experience understanding and applying ICD-503 Risk Management Framework

Experienced with XACTA to track, document, and validate accreditation packages

Possess a thorough understanding of software development (SDLC), IC ITE, and Risk Management Framework (RMF)

Understanding of DoD and IC security policies and mandates

Experienced with reviewing existing ATO documentation, identifying missing or outdated information, and coordinating with relevant support teams to obtain necessary information

Strong ability to quickly and effectively gather requirements, perform research, compile information, prioritize and collate, draft, edit, and produce high-quality documentation that satisfies customer needs with minimal follow-on work needed

Proven ability to distill complex information into clear, concise text

Demonstrated excellent writing and grammar skills

Proven experience designing and delivering developer-oriented documentation as well as working directly with development teams

Experienced using multiple tools to develop base templates and manipulate output styles

Ability to work independently and deliver accurate content under deadline pressure

Ability to manage multiple communications projects simultaneously and prioritize accordingly

Exceptional interpersonal skills to interact with all levels of the organization

Ability to work cross functionally among PMO and technical staff

Strong problem-solving and analytical skills

Strong organizational skills and attention to detail.

Ability to work in a fast-paced, demanding, and fluid environment.

Experience with Microsoft Office products: Word, Excel, PowerPoint

Must have excellent teamwork, leadership and conflict management, and critical thinking skills

Clearance:

Due to the nature of the government contracts, we support, US Citizenship is required.

TS/SCI with Poly required for Position.

Education and Experience:

Candidate must have a BS degree and 8 – 12 years of prior relevant experience in order to operate within the scope contemplated by the level.

Candidate must, at a minimum, meet DoD 8570.11- IAT Level II certification requirements (currently Security+ CE, CCNA-Security, GSEC, or SSCP)

Preferred Qualifications

Technical writing experience drafting IT, cybersecurity, or related technical documentation using federal government, particularly DHS, official document requirements and style guides

Original Posting Date:2024-10-03While 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 $101,400.00 - $183,300.00The 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-00145418All 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.