Job#: 3035443

Job Description:

Location: Washington, DC (On-site)

We are seeking a Senior Information System Security Officer (ISSO) to support federal systems throughout the Risk Management Framework (RMF) lifecycle. This role involves leading systems’ Authority to Operate (ATO) efforts and maintaining a security posture in compliance with federal standards. The ideal candidate will have extensive hands-on and leadership experience in information security for government environments.

• Lead the end-to-end RMF lifecycle and the development of Authority to Operate (ATO) packages.
• Manage the Plan of Action & Milestones (POA&M) process, including vulnerability tracking, prioritization, and remediation.
• Provide information security guidance to system development teams throughout the System Engineering Life Cycle (SELC).
• Lead security audits, accreditation efforts, compliance reviews, and readiness assessments.
• Conduct incident response, threat assessments, and investigations of security incidents.
• Perform security architecture reviews and design secure, integrated solutions.
• Ensure information assurance, including confidentiality, integrity, and availability, across all systems.
• Oversee continuous monitoring activities and ensure systems meet all mandated security requirements.
• Lead client engagements, brief senior leadership, and mentor junior team members.
• Evaluate and recommend security improvements, technologies, and processes.

Experience: A minimum of 15 years of applicable experience with a Bachelor's degree, or 21 years of experience without a degree. This must include experience leading the RMF lifecycle and developing ATO packages, along with senior-level expertise in information security processes, audits, and tools.

Skills:

• Must be a U.S. Citizen.
• Expertise in FISMA, NIST, and other federal compliance frameworks.
• Experience with Xacta IA Manager and/or CSAM.
• Must possess one of the following IAT Level III certifications: CISSP, CASP+, or an equivalent certification.

• Certified Authorization Professional (CAP).
• Prior experience in a lead or supervisory ISSO role.
• Background in enterprise security architecture and strategy.

Everforth Apex is a world-class IT services company that serves thousands of clients across the globe. When you join Everforth Apex, you become part of a team that values innovation, collaboration, and continuous learning. We offer quality career resources, training, certifications, development opportunities, and a comprehensive benefits package. Our commitment to excellence is reflected in many awards, including ClearlyRateds Best of Staffing® in Talent Satisfaction in the United States and Great Place to Work® in the United Kingdom and Mexico.

Everforth Apex uses a virtual recruiter as part of the application process. Click here for more details. By applying for this job, you agree to receive calls, AI-generated calls, text messages, or emails from Everforth Apex and its affiliates, and contracted partners. Frequency varies for text messages. Message and data rates may apply. Carriers are not liable for delayed or undelivered messages. You can reply STOP to cancel and HELP for help. You can access our privacy policy at https://www.apexsystems.com/privacy-policy

Everforth Apex Benefits Overview: Everforth Apex offers a range of supplemental benefits, including medical, dental, vision, life, disability, and other insurance plans that offer an optional layer of financial protection. We offer an ESPP (employee stock purchase program) and a 401K program which allows you to contribute typically within 30 days of starting, with a company match after 12 months of tenure. Everforth Apex also offers a HSA (Health Savings Account on the HDHP plan), a SupportLinc Employee Assistance Program (EAP) with up to 8 free counseling sessions, a corporate discount savings program and other discounts. In terms of professional development, Everforth Apex hosts an on-demand training program, provides access to certification prep and a library of technical and leadership courses/books/seminars once you have 6+ months of tenure, and certification discounts and other perks to associations that include CompTIA and IIBA. Everforth Apex has a dedicated customer service team for our Consultants that can address questions around benefits and other resources, as well as a certified Career Coach. You can access a full list of our benefits, programs, support teams and resources within our ‘Welcome Packet’ as well, which an Everforth Apex team member can provide.

Everforth Apex Systems is an equal opportunity employer. We do not discriminate or allow discrimination on the basis of race, color, religion, creed, sex (including pregnancy, childbirth, breastfeeding, or related medical conditions), age, sexual orientation, gender identity, national origin, ancestry, citizenship, genetic information, registered domestic partner status, marital status, disability, status as a crime victim, protected veteran status, political affiliation, union membership, or any other characteristic protected by law. Everforth Apex will consider qualified applicants with criminal histories in a manner consistent with the requirements of applicable law.

If you require an accommodation under the Americans with Disabilities Act to participate in an interview with a virtual recruiter or to use our website for a search or application, please contact our Benefits Department at [email protected] or 804-523-8228. Please note that this contact information is strictly to be used for medical ADA accommodations and that no other inquiries will be answered.

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