Information System Security Officer (ISSO)

Chenega Corporation•Arlington, VA

11d•Hybrid

About The Position

Chenega Military, Intelligence & Operations Support (MIOS) is seeking an Information System Security Officer (ISSO) for its SecuriGence team in Arlington, Virginia. The role supports government operations and national security missions by helping protect information systems and maintain compliance with federal information assurance requirements. The ISSO provides oversight for assigned networks, works with operations and engineering staff to secure systems, and leads Risk Management Framework (RMF) Assessment and Authorization (A&A) efforts. The position also supports continuous monitoring, remediation of vulnerabilities and deficiencies, and incident response activities. The role is on-site five days per week during an initial training period of approximately two months; afterward, telework is allowed one day per week. Chenega MIOS describes a professional development culture that offers on-the-job learning and formal development opportunities. The company also highlights well-being programs, flexibility in daily choices, and community impact initiatives focused on education, giving, skill-based volunteerism, and leadership.

Requirements

Bachelor’s degree, or an associate’s degree with at least 2 years of relevant experience, or a high school diploma/GED with at least 4 years of relevant experience.
At least 5 years of relevant experience.
IAT Level II certification.
DoD Top Secret clearance and eligibility to obtain SCI.
Ability to coach, counsel, and mentor.
Excellent communication skills.
Experience with Agile methodology.
Knowledge of cybersecurity risk management processes.
Ability to multitask in a fast-paced environment.
Strong understanding and use of systems engineering concepts, principles, and theories.
Strong knowledge of cybersecurity technology and trends.
Experience presenting technical concepts to a variety of audiences.
Ability to assist the customer and staff with technical issues related to security products.

Responsibilities

Provide oversight for assigned networks, working with operations staff to ensure compliance with STIGs and IAVM.
Ensure stakeholders follow Federal Information Assurance policies and procedures to acquire and maintain an Information System’s Authority to Operate (ATO) under FISMA of 2002.
Lead RMF A&A efforts, including activities within and outside the A&A cycle and ISSO functions.
Work directly with the ISSM, ISO, and AO, and coordinate with engineering and operations support staff to secure systems and ensure compliance.
Oversee existing and new POAMs; advise the CISO/AO of changes and help coordinate remediation of deficiencies and vulnerabilities.
Perform daily, weekly, monthly, and quarterly continuous monitoring reviews, primarily using Splunk, with some manual or administrative checks.
Assist with incident response activities by verifying sanitation procedures before submitting the CART case to the CISO for closure.
Work with the Security Tools Team to identify critical and high vulnerabilities for remediation.
Report network security posture at weekly CISO/AO meetings.
Perform other duties as assigned.