Information Systems Security Officer (ISSO), Mid (MCSES III)
$140k - $160kAmerican Systems
Job TitleAMERICAN SYSTEMS is an employee-owned federal government contractor supporting national priority programs through our strategic solutions in the areas of Information Technology, Test & Evaluation, Program Mission Support, Engineering & Analysis, and Training.ResponsibilitiesResponsibilities:Maintain the appropriate operational security posture for assigned Information Systems (IS) and networks in accordance with cybersecurity policies, directives, and Information Assurance (IA) Standard Operating Procedures (SOP).Ensure the Confidentiality, Integrity, and Accessibility of all IS resources, organic to the supported organization, maintain a high level of operational availability.Serve as the principle technical advisor to the Information Systems Security Managers (ISSM), Program Security Officers (PSO), and Delegated Authorizing Officials (DAO).Perform functional duties, as the alternate ISSM, to maximize operational readiness and effectiveness.Provide expertise, to maintain the Authority to Operate (ATO) and Authorization to Connect (ATC) for assigned IS, ensuring Risk Management Framework (RMF) compliance.Provide support to Program Management Offices (PMOs), by conducting site surveys and providing technical information, to develop RMF artifacts to support ATO/ATC and to facilitate IS deployments and successful integration.Perform IS lifecycle management to facilitate requirements engineering, procurement, integration, operational sustainment, and destruction.Provide the organization, subject matter expertise to prepare for cybersecurity, physical and personnel security assessments from senior management.Perform cybersecurity assessments for IS, within your area of responsibility, on a regular and consistent basis to identify potential vulnerabilities, evaluate the effectiveness of existing security controls, and ensure compliance with relevant policies and regulations.Develop supporting documentation, such as Plan of Action and Milestones (POA&M) and inspection reports, to coordinate events, capture discrepancies, and document remediation strategy for supported organizations.Develop and integrate policy and procedures to reinforce Access Controls (AC) for identified vulnerabilities.Participate in professional engagements with supporting and supported organizations, for successful collaboration, and to ensure assigned projects deliver desired results.Develop and maintain IS documentation to capture changes to the system, its operating environment, and to advice the Configuration Control Board (CCB) on ATO/ATC conflicts.Conduct cybersecurity audits and maintain audit record management, ensuring audit records are collected, reviewed, documented, and archived.Complete necessary, initial/annual, training to establish and maintain access to supported systems and networks.QualificationsQualifications:5 years of information systems management and cybersecurity experience.Active TS clearance with SCI eligibility.Proficient in firewall administration, intrusion detection systems, anti-virus software, and data encryptionIn-depth knowledge of information security principles and practices, including NIST SP 800-53 controls, DoD Risk Management Framework (RMF), and DoD Instruction 8510.01.Experience with cybersecurity RMF compliance and regulatory requirements.Strong analytical, problem-solving, and decision-making skills.Strong communication skills, adept at briefing executives and program IPT level leadership.Self-starter, strong work ethic, and willingness to be a contributing IPT member.Certifications:Must possess an active DoD 8140/8570.01-M baseline certification at IAM Level II or higher (e.g., SecurityX CE, CySA+, CISSP, or CISM).Candidates without IAM Level II on day one may be considered if they currently meet IAT Level II and can obtain an IAM Level II certification within an agreed-upon timeframe.Pay Transparency StatementAMERICAN SYSTEMS is committed to pay transparency for our applicants and employee-owners. The salary range for this position is USD $140,000.00/Yr. - USD $160,000/Yr. Actual compensation will be determined based on several factors permitted by law. AMERICAN SYSTEMS provides for the welfare of its employees and their dependents through a comprehensive benefits program by offering healthcare benefits, paid leave, retirement plans, insurance programs, and education and training assistance.EEO StatementEEO Race/Sex/Disability Status/Veteran Status
- ...Information System Security Officer (ISSO)Employment Type: Full-Time, Mid-LevelDepartment: Administrative and Logistics SupportAs a FSR ISSO, you will be embedded on-site with U.S. Government customers to ensure the secure, compliant operation of a production-grade data...SuggestedFull time
$102.83k - $154k
...102,831.00 - $154,000.00 Security Clearance: TS/SCI Level of Experience: Mid This opportunity resides with Warfare Systems (WS), a business group within... ...doDesigns and implements information assurance and security... ...security experience (ISSO, cyber analyst, cyber auditor...SuggestedFull timeWork experience placementLocal areaWorldwide$110.18k - $183.63k
...want to be part of an inclusive, adaptable, and forward-thinking organization, apply now.We are currently seeking a Information Systems Security Officer (ISSO) to join our team in Arlington, Virginia (US-VA), United States (US).Job Summary:The Information Systems Security...SuggestedFull timeTemporary workWork at officeRemote workFlexible hours- General information Job Posting Title Information System Security Officer (ISSO) Date Friday, July 24, 2026 City Arlington State VA Country United States Working time Full-time Description & Requirements Maximus is seeking a highly...SuggestedMinimum wageFull timeContract workTemporary workWork experience placement
- ...Senior Information Systems Security Officer (ISSO)Location: Annapolis, MD / Reston, VA / Washington, DC Work Model: 100% Onsite (SCIF Environment) Work... ...clearance with CI Polygraph (Mandatory) • Security+ or IAT II/III Certification (Active) • 13+ years of experience in...SuggestedFull time
- ...subject matter expert in ensuring system security compliance and risk... ...Certification: Current IAT Level II or III certification (e.g.,... ...in a Sensitive Compartmented Information Facility (SCIF) with flexible... ...experience specifically as an ISSO or ISSE on large-scale government...Full timeInterim roleFlexible hours
$120k - $170k
...save agencies thousands of hours, safeguard national security, and strengthen health and humanitarian missions worldwide... ...challenges. Credence has an immediate need for an Information System Security Officer (ISSO) to provide IT professional support for Information...Immediate startWorldwide- ...Information Systems Security Officer (ISSO) - Senior Category: Cyber Security Main location: United States, Virginia, Arlington Position ID: J0925-0453 Employment Type: Full Time Position Description: CGI Federal has an exciting opportunity for an ISSO within...Full time
$78.6k - $160.2k
...Information System Security Officer (ISSO)Arlington, VA At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue...Local area- ...ISSO PositionAbile Group has an exciting and challenging... ..., ensuring proper security controls and safeguards... ...are implemented for all systems.Collaborating with the... ...system components and information types are clearly described... ...DoD 8570.1-M IAT Level III certification (i.e.,...For contractorsWork experience placementImmediate start
- ...Information Systems Security Officer (ISSO) LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a dedicated and detail-oriented **Information Systems Security...Temporary workFor contractorsImmediate startFlexible hours
$117.3k - $145.1k
...Information Systems Security Officer (ISSO) At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless...Work at officeLocal area$130k - $160k
...protect our customers from increasing threats and vulnerabilities in this digital age. TDI is seeking a hands-on Information Systems Security Officer (ISSO) to support U.S. Marine Corps cloud modernization in a fully remote role. You’ll help application teams securely...Permanent employmentFull timeContract workRemote work- ...Description Job Description Description: Job Title: Information System Security Officer (ISSO) Location: On-Site in Oakton, VA Department: Cyber... ...: DoD 8570.01-M / 8140.03 compliant for IAM Level II or III (e.g., CAP, CISM, CASP+ CE, CISSP). ACAS Proficiency:...Full timeWork at officeLocal areaFlexible hours
$108.8k - $163.2k
Title: Information System Security Officer (ISSO) Belong. Connect. Grow. with KBR! KBR’s National Security Solutions team provides high-end engineering... ...Proficiency with eMASS and Xacta DoD 8570.1-M IAT Level III certification (i.e., CISSP or CISM) desired Basic...Full timeTemporary workWork experience placementLocal areaRelocation package- ...Information System Security Officer (ISSO)Location: On-Site in Arlington, VAReports To: ManagementFLSA Status: Full Time/Non-exemptThe Information System Security Officer is responsible for supporting the Information System Security Manager. The ISSO will support a critical...Full timeWork at officeLocal area
$119k - $170k
Description Job Title: Senior Information System Security Officer (ISSO) Clearance Required: Public Trust, US Citizen; Work Location: Remote. Alpha Omega is searching for an experienced Senior Information System Security Officer (ISSO) to join one of our...Contract workWork experience placementWork at officeRemote workFlexible hours$87.1k - $157.45k
The Defense Sector at Leidos is looking for an Information System Security Officer (ISSO) to support a fast-paced program with the Air Force Life Cycle Management Center. This role involves supporting the delivery of comprehensive IT and support services to ensure mission...Full timeRemote work- ...particular focus on Defense and National Security mission sets. We leverage more than... ...and motivated individuals with Systems Administration, Software... ...backgrounds to join our team as an Information System Security Officer (ISSO). You will collaborate with other Palantir...For contractors
$92.21k - $125.15k
...Technology /Full Time On-Site /On-siteISSOEmployment Type: Full-Time, Experienced Department: Information Technology CGS is seeking an Information Systems Security Officer (ISSO) with DIACAP and/or RMF experience who has deep expertise in security assessment...Full timeLocal area- ...thought leader for over 20 years and has offices throughout the United States and... ...by solving our clients’ toughest security challenges. But that’s not who we... ...difference. We are on the look out for an Information System Security Officer (ISSO) to join our Federal team in...Full timeWork experience placementLocal areaFlexible hours
- ...Citizen. This position requires an active U.S. Government security clearance, applicants who do not currently hold the... ...review the job details below.Vantor is seeking an Information System Security Officer (ISSO) to support secure mission systems in Herndon, VA. In...Full time
$62k - $141k
Information System Security Officer, MidThe Opportunity: Perform analysis of policies and procedures to ensure information system security controls are implemented and continuously monitored throughout the system development life cycle. Conduct hands-on validation and verification...Full timeContract workPart timeWork at officeLocal areaRemote work- ...Information Systems Security OfficerOwn your opportunity to support national defense. Your work will help keep critical operations secure and... ...our nation every day.As an Information Systems Security Officer (ISSO) supporting enterprise infrastructure services, you will...
$112k - $179k
Responsibilities Job SummaryWe are seeking a highly skilled and technically proficient Information Systems Security Officer (ISSO) with hands-on experience developing, implementing, and validating security controls within DoD RMF environments. This role requires deep...Contract workShift work- ...Senior Information Systems Security Officer (ISSO) This position is part of HII's Mission Technologies division, which plays a critical role in supporting Enterprise-Level Security and Modernization efforts across IT infrastructure, cybersecurity, physical facilities...
$69.4k - $158k
Information Systems Security Officer, LeadThe Opportunity:When our country’s cybersecurity is on the line, simply... ...Systems Security Officer (ISSO) on our team, you’ll lead the assessment... ...clearanceHS diploma or GEDDoD 8570 IAM Level III CertificationNice If You Have:...Full timeContract workPart timeWork at officeLocal areaRemote work$119.3k - $138.36k
...Information Systems Security Officer (ISSO)At Accenture Federal Services, nothing matters more than helping the US federal government make the nation stronger and safer and life better for people. Our 13,000+ people are united in a shared purpose to pursue the limitless...- ...We are seeking an experienced Information System Security Officer (ISSO) to support a federal client's Cloud Data Platform modernization initiative in Washington, DC. This role is responsible for ensuring the security, compliance, and continuous authorization of a Microsoft...Full timeFixed term contract
- ...Information Systems Security Officer (ISSO)We are seeking a dedicated and detail-oriented Information Systems Security Officer (ISSO) to join our team and take ownership of ensuring the security and integrity of our information systems. In this role, you will be responsible...Temporary workFor contractorsImmediate start
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