Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Senior Information System Security Officer (ISSO)

$140k - $150k

Quantum Sky

Description

Quantum Sky is searching for a Senior Information System Security Officer (ISSO) to be responsible for the overall handling of information assurance expertise for a large, complex IT infrastructure program in Washington DC. Systems are deployed using a public cloud service provider to deliver advanced capabilities to the Federal government using IaaS, PaaS, and SaaS service models.

This role is responsible for researching, generating, and validating security controls that support the customers' Risk Management Framework (RMF) and ICD 503 Security Accreditation. Responsibilities include defining, creating, and maintaining Systems Security Plans (SSP) to support Accreditation and Authorization (A&A) reviews and coordinating with customer security organizations as part of a delivery pipeline to achieve Authority to Operate (ATO). Additionally, ISSOs review systems to identify potential security weaknesses, recommend improvements to amend vulnerabilities, and assist with implementing changes and documenting upgrades.

Responsibilities:

  • Developing and updating security authorization packages in accordance with the client's requirement and compliant with FISMA. Core documents that you will be responsible for are the System Security Plan (SSP), Risk Assessment Report, Security Assessment Plan and Report, Contingency Plan, Incident Response Plan (IRP), Standard Operating Procedures (SOP), Plan of Actions and Milestones (POA&M), Remediation Plans, Configuration Management Plan (CMP), etc.

  • Validate that protective measures for physical security are in place to support the system's security requirements

  • Maintain an inventory of hardware and software for the information system

  • Develop, coordinate, test, and train staff on Contingency Plans and Incident Response Plans

  • Manage emerging and defined risks associated with the administration and use of assigned information systems

  • Coordinate with the client's Cybersecurity Unit to achieve and maintain the information systems' compliance and authorization to operate (ATO)

  • Perform risk analyses to determine cost-effective and essential safeguards

  • Support Incident Response and Contingency activities

  • Able to perform security control assessment using NIST 800-53A publication as well as OMB A-130 and OMB A-123 circulars

  • Conduct Independent scans of the application, network, and database (where required)

  • Provide continuous monitoring to enforce client security policy and procedures and create processes that will provide oversight into the following activities for the system owner

  • Coordinate with multiple stakeholders to complete mandatory agency data calls in a timely manner

Qualifications

Required:

  • Bachelor's Degree or equivalent combination of formal education and experience. Bachelor's Degree may be substituted for 8 additional years of relevant experience.

  • Minimum of 10 years of general experience and 8 years of relevant functional experience as an ISSO or Security Analyst.

  • Familiarity with program security responsibilities to include, but not limited to the NIST RMF, audit log reviews, system monitoring, SPAA processes, FISMA requirements, vulnerability & compliance scanning, continuous monitoring activities, security testing and evaluation, and security policies.

  • Understanding of Cloud (Amazon Web Services (AWS) or Azure and FedRAMP is highly desired.

  • Demonstrated an understanding of system administration in understanding permissions, event monitoring, and logging.

  • Thorough understanding and knowledge of FISMA and SA&A process

  • Proficiency in writing technical analysis reports

  • Strong written and oral communication skills

  • Project management (ability to track detailed tasks and ensure timely delivery)

  • Good business acumen

  • Relationship management

  • Ability to work quickly, efficiently and accurately in a dynamic and fluid environment

Desired:

  • Understanding and experience with CSAM is a PLUS

  • Knowledge of DISA STIGS, CIS Benchmarks

  • Experience using or interpreting Nessus scans

  • Strategy development

  • Balancing security requirements with mission needs

Clearance:

  • TS/SCI

Location:

  • Washington DC

About Tyto Athene

Compensation:

  • Compensation is unique to each candidate and relative to the skills and experience they bring to the position. The salary range for this position is typically between $140,000-$150,000. This does not guarantee a specific salary as compensation is based upon multiple factors such as education, experience, certifications, and other requirements, and may fall outside of the above-stated range.

Benefits:

  • Highlights of our benefits include Health/Dental/Vision, 401(k) match, Paid Time Off, STD/LTD/Life Insurance, Referral Bonuses, professional development reimbursement, and parental leave.

The world the mission operates in is going post-quantum, contested, and machine-speed. Quantum Sky engineers the advantage across cyber, networks, software, and quantum because the mission demands dominance, not parity. We don't follow the map. We draw it.

At Quantum Sky, we believe that success starts with our people. We foster a collaborative, innovative, and mission-driven environment where every team member plays a critical role in shaping the future of technology. Are you ready to join #TeamQuantumSky?

Quantum Sky Engineering LLC is an Equal Opportunity Employer; all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, [sexual orientation, gender identity,] national origin, disability, status as a protected veteran, or any characteristic protected by applicable law.

Submit a Referral (

Software Powered by ICIMS

Location US-DC-Washington

ID 2026-2075

Category Information Technology

Position Type Full-Time

Vacancy posted 1 day ago
Similar jobs that could be interesting for youBased on the Senior Information System Security Officer (ISSO) in Washington DC vacancy
  •  ...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... 
    Senior
    Full time

    CGI

    Arlington, VA
    1 day ago
  •  ...demonstrate integrity, embrace teamwork, and embody a Can Do attitude in the delivery of superior customer service. Senior Information Systems Security Officer (ISSO) The Senior ISSO leads the implementation, oversight, and continuous evaluation of security controls... 
    Senior
    Full time
    Temporary work
    Work at office
    Flexible hours
    Night shift

    CDO Technologies Inc

    Washington DC
    14 days ago
  • $150k - $165k

     ...a Top-Secret cleared ISSO to join our team in Washington...  ...for technical information assurance engineering...  ...understanding of approved COTS security analyst tools and...  ...to the Information System Owner (SO), Business Process...  ...Information Security Officer (CISO) / Information... 
    Senior
    Hourly pay
    Full time
    Contract work
    Temporary work
    For contractors
    Work experience placement
    Local area
    Monday to Friday

    Amentum

    Washington DC
    2 days ago
  • $102.83k - $154k

     ...Range: $102,831.00 - $154,000.00 Security Clearance: TS/SCI Level of...  ...resides with Warfare Systems (WS), a business group within...  ...will doDesigns and implements information assurance and security engineering...  ...information security experience (ISSO, cyber analyst, cyber auditor... 
    Senior
    Full time
    Work experience placement
    Local area
    Worldwide

    HII Mission Technologies Division

    Springfield, VA
    3 days ago
  • $78.4k - $173.5k

    Information Systems Security Officer (ISSO) - Senior Position Description CGI Federal has an exciting opportunity for an ISSO within our Intel sector advancing the national security mission through cutting edge technology. You must have a passion for keeping pace... 
    Senior
    Local area
    Arlington, VA
    more than 2 months ago
  •  ...employee referral program, and educational assistance. Additional details can be found on our website at: Title: DHS Information Systems Security Officer (ISSO) SeniorLocation: NCRClearance: TS/SCIOneZero Solutions is on contract to provide division-wide support for... 
    Senior
    Full time
    Contract work
    Work at office

    OneZero Solutions

    Washington DC
    2 days ago
  • $112k - $179k

    ResponsibilitiesPeraton is seeking a Senior ISSO to support our customer...  ...junior ISSOs and shape security operations playbooksPerform...  ...stakeholders on security posture, systemic risk trends, remediation...  ...degree.8+ years of experience in information security/compliance... 
    Senior
    Contract work
    Shift work

    Peraton Corporation

    Washington DC
    2 days ago
  •  ...allowed)Kroll is seeking a highly experienced Senior ISSO-S. The ISSO-S is responsible for leading...  ...and procedures for complex, classified systems. This role ensures compliance with...  ...lifecycle from design through decommissioning.Security Governance & ComplianceDevelop,... 
    Senior
    Temporary work

    Kroll

    Washington DC
    3 days ago
  •  ...A cybersecurity solutions provider in Washington, DC is seeking an Information Systems Security Officer (ISSO) to oversee security configurations and ensure compliance across information systems. The ideal candidate will have a Top Secret Security Clearance and at least... 
    Senior

    Demand Drive Solutions LLC

    Washington DC
    2 days ago
  •  ...Description One Federal Solution provides senior ISSO support for cybersecurity risk...  ..., continuous monitoring, and secure cloud/hybrid environments. We apply...  ...secure mission operations. Senior Information Systems Security Officer Task and Duties: Serve as senior... 
    Senior
    Work at office

    One Federal Solution

    Washington DC
    a month ago
  • $90.3k - $189.6k

    Job Title: Lead Senior Information System Security OfficerJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required...  ...searching for a Lead Senior Information System Security Officer (Senior ISSO) to support the FEMA Office of the Chief Information... 
    Senior
    Contract work
    Work experience placement
    Work at office
    Flexible hours

    CACI International

    Washington DC
    3 days ago
  • $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 System... 
    Worldwide

    Credence

    Arlington, VA
    1 day ago
  •  ...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

    Barbaricum

    Washington DC
    1 day ago
  •  ...Job Description Job Description Telophase Corporation is seeking a motivated, career and customer-oriented senior Information Systems Security Officer (ISSO) to join our team. The ISSO shall ensure the implementation and maintenance of security controls in... 
    Senior
    Work experience placement
    Remote work

    Telophase Corporation

    Lanham, MD
    a month ago
  • $120k - $181k

     ...talented individual to join AIS as a Lead Security Engineer. Core Knowledge & Skills: Develops...  ...the unique needs of our client as a Information System Security Officer, Senior. Position Summary The Senior ISSO provides leadership and oversight for system... 
    Senior
    Full time
    Contract work

    AIS (Applied Information Sciences)

    Washington DC
    1 day ago
  • $107.9k - $195.05k

    Job DescriptionInformation Systems Security Officer (ISSO) Leidos - Cyber & Analytics Business Area, Key...  ...opportunity for an experienced Information Systems Security Officer (ISSO) to join...  ...information systems.Working alongside ISSMs, senior ISSOs, system administrators,... 
    Full time
    Immediate start
    Remote work

    Leidos

    Laurel, MD
    1 day ago
  •  ...for over 20 years and has offices throughout the United...  ...solving our clients’ toughest security challenges. But that’s...  ...are on the look out for an Information System Security Officer (ISSO) to join our Federal team...  ...IT systems.Brief senior management and ISSM on the... 
    Full time
    Work experience placement
    Local area
    Flexible hours

    Coalfire

    Washington DC
    2 days ago
  • $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... 
    Full time
    Temporary work
    Work at office
    Remote work
    Flexible hours

    NTT DATA

    Arlington, VA
    1 day ago
  • $92.21k - $125.15k

     ...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...  ...escalating and presenting those risks to senior leadership.- Provide security guidance and... 
    Full time
    Local area

    CONTACT GOVERNMENT SERVICES

    Washington DC
    1 day ago
  • General information Job Posting Title Information System Security Officer (ISSO) Date Friday, July 24, 2026 City Arlington State VA Country...  ...Requirements Maximus is seeking a highly skilled Senior Information Systems Security Operator (ISSO) to... 
    Minimum wage
    Full time
    Contract work
    Temporary work
    Work experience placement

    Maximus

    Arlington, VA
    1 day ago
  •  ...Description Dexian Government Solutions is recruiting for a Senior Information Systems Security Officer to support our proposal effort for the DHS CIETS in DC...  ...environments.Position Overview:The Senior ISSO serves as the day-to-day cybersecurity lead for assigned... 
    Senior
    Contract work
    Temporary work
    Local area

    LinTech Global

    Washington DC
    7 days ago
  • $120k - $160k

     ...Job Description Description SAIC is seeking a technical Senior Information System Security Officer (ISSO) to support a critical U.S. government agency in the National Capital Region. This role reports to the Security Program Management Office (SPMO) Manager... 
    Senior
    Work at office
    3 days per week

    Science Applications International Corporation

    Washington DC
    1 day ago
  • $141.5k - $236k

     ...MANTECH! Join a dynamic team at the forefront of national security, providing advanced solutions to government...  ...MANTECH seeks a motivated, career and customer-oriented Senior Information Systems Security Officer (ISSO) to join our team in Washington, D.C . This is an... 
    Senior
    Hourly pay
    Contract work
    Temporary work
    Work experience placement
    Work at office
    Local area
    Remote work

    ManTech International Corporation

    Washington DC
    2 days ago
  •  ...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 time
    Fixed term contract

    Omniscius Consulting

    Washington DC
    a month ago
  • $100k - $115k

     ...succeed while fostering a culture of collaboration and excellence. The Opportunity We are currently seeking an Information System Security Officer (ISSO) to support a federal government customer. This is a remote position supporting cybersecurity, compliance,... 
    Work at office
    Remote work

    Reston Consulting Group Inc

    Washington DC
    7 days ago
  •  ...Job Description Job Description Information Systems Security Officer (ISSO)???? Location: Fort Meade, MD ???? Clearance Required: TS/SCI with Full...  ...DoD and NIST standards. Responsibilities Support senior ISSOs in implementing and enforcing information systems... 
    Full time

    SNS One, Inc.

    Bowie, MD
    4 days ago
  • $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 primary advisor on security and privacy matters for senior leadership. Represent the organization at industry conferences... 
    Local area

    Accenture Federal Services

    Arlington, VA
    2 days ago
  •  ...Information System Security Officer (ISSO)At Dobbs Defense, we deliver mission-centric IT, Cyber, and data analytics solutions for our government and commercial clients through the convergence of automation, innovation, training, and education. Delivering high-quality... 
    Local area

    Dobbs Defense Solutions, LLC

    Washington DC
    2 days ago
  •  ...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... 
    Full time

    Contact Government Services LLC

    Washington DC
    3 days ago
  • $70k - $145k

     ...USA. TestPros is dedicated to making lives better, safer and more secure. Start: Future projects late 2026 or 2027 (not an immediate job opening) Overview The Information System Security Officer (ISSO) supports the cybersecurity and compliance requirements of... 
    Full time
    Contract work
    For contractors
    Work experience placement
    Interim role
    Immediate start

    TestPros

    Washington DC
    a month ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Senior Information System Security Officer (ISSO). Be the first to apply!