Information System Security Officer

Peraton; Maryland; On-site; USD 110,000 - 170,000; Full time

Job summary

Peraton seeks an Information System Security Officer to support information assurance and IT operations at the Silver Spring, Maryland office. This full‑time, on‑site role partners with ISSMs, PMs, and ISO staff to implement RMF packages, continuous monitoring, and security controls across multiple environments.

Responsibilities include managing ATO artifacts, coordinating vulnerability remediation, and maintaining classified systems while ensuring compliance with DoD guidance and JSIG/ ICD‑503

Qualifications

• BS/BA with 5 years of experience or MS/MA with 3 years.
• Security+ or DoD 8570 IAM Level II equivalent certification.
• Experience with SAP and/or DCSA assessments and authorizations.
• 3+ years with ATO, continuous monitoring, POA&Ms, SA, and NIST 800-37/Rev4/Rev5.
• Experience with SCAP, STIGs, and other compliance tools.
• Strong written and verbal communication skills.
• Active TS clearance with ability to obtain SCI.

Responsibilities

• Assist ISSM with information assurance efforts across multiple environments in Silver Spring, MD.
• Perform ISSO roles as prescribed by DAAG, JSIG, ICD-503, and other regulations.
• Create, manage, and maintain RMF package documentation and artifacts.
• Prepare and update documentation using approved templates and regulations.
• Meet continuous monitoring requirements including weekly audits and patching.
• Manage vulnerabilities, perform remediation, monitor logs, and report concerns.
• Provide data for POA&Ms and manage them through system lifecycles.
• Oversee maintenance of Linux and Microsoft classified systems; assist in technical tasks.
• Apply security controls per DoD STIGs and customer requirements.
• Collaborate with stakeholders to identify additional controls.
• Assist in incident response, self-inspection, and inventory efforts.
• Track deployment of software/hardware to classified environments.

Skills

Security+ certification

ATO process

Continuous monitoring

NIST 800-37/800-53

SCAP & STIGs

Written and verbal communication

TS clearance

SCI eligibility

Education

BS/BA in technical field

MS/MA preferred

Tools

Ubuntu

Red Hat

Job description

Required Qualifications/Skills

• 5 years with BS/BA; 3 years with MS/MA
• Security+ or equivalent certification (DoD 8570 IAM Level II).
• Experience with SAP and/or DCSA assessments and authorizations.
• 3+ years experience with Authority to Operate (ATO) process, continuous monitoring, POA&Ms, Security Authorizations (SA), NIST 800-37, NIST 800-53 Rev4/ Rev5, working with Information System Owners (ISO) and Program Managers (PM).
• Experience with SCAP, STIGs, and other compliance tools.
• Proven written and verbal communication skills, and the ability to work well with team members.
• Active TS clearance with ability to obtain SCI.

Desired Skills/Qualifications

• Preferred degree in a technical discipline such as computer science, cybersecurity, or information technology.
• Experience with Ongoing Authorizations
• Experience with eMASS
• Experience with ACAS, Nessus, and/or other vulnerability scanners
• 3+ years of solid Linux system administration working experience with specific focus on Ubuntu and RedHat distributions.
• Experience with Linux shell scripting include writing new scripts and troubleshoot existing codes.
• In-depth knowledge of TCP/IP and networking concepts and a solid understanding of the well-known services including DHCP, DNS, SSH, TLS, IPSec, etc.

Peraton is seeking an Information System Security Officer in support of Peraton Labs’ information assurance and information technology operations. This is a full‑time on‑site position working out of the Silver Spring, Maryland office.

Responsibilities

• Assist the Information System Security Manager (ISSM) with information assurance efforts, and systems across numerous environments in Silver Spring, MD.
• Perform Information System Security Officer (ISSO) roles and responsibilities as prescribed by the DAAG, JSIG, ICD-503, and other applicable regulations.
• Assist in the creation, management, and maintenance of RMF Package documentation, submissions, and associated artifacts. This will include A&A packages, ASA packages, SCRs, etc.
• Prepare, deliver and update all required documentation as directed by the ISSM using the current approved templates, forms, regulations, and methods.
• Meet continuous monitoring requirements for the accredited information systems, to include weekly auditing, performing of backups, AV updates, OS patching, vulnerability scanning, and other prescribed tasks.
• Manage security vulnerabilities, implement timely remediation, monitor security logs for violations and anomalous events, and report information security concerns and problems when necessary.
• Provide information for the generation of Plan of Actions & Milestones (POA&Ms) for each non‑compliant control, manage all applicable POA&Ms throughout the information system lifecycle.
• Oversee the maintenance of Linux and Microsoft classified information systems, with the ability to assist in technical efforts when needed. This may include building systems, installing software, and/or troubleshooting information systems and network devices.
• Apply security controls based on the DoD Security Technical Implementation Guidance and other customer requirements.
• Work closely with the key stakeholders to identify any additional controls that are applicable to the system(s) to maintain a favorable security posture.
• Assist in incident response, annual self‑inspection, and inventory efforts.
• Track the deployment of all applicable software and hardware to classified environments.
• Provide, track, and report security requirements throughout the system life cycle of all information systems that are within the accreditation boundary.
• Provide timely and detailed responses to user and customer requests.
• Continuously maintain a thorough understanding of all relevant corporate policies, security control plans as well as system configurations, architecture, installed software, accounts (both Operating System and Application), data flows, ports, protocols, and other relevant data for each Information System.
• Maintain required certifications for this role.