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

Information System Security Officer TSSCI (req-290)

$125k - $190k
Full-time

CATHEXIS

Description

Team CATHEXIS elevates the government contracting experience through rapid response deep skill and thoughtful problem-solving and communication. Our core capabilities are our top-tier program and project management data analytics and audit services the backbone of which is our integrated approach to operational excellence.

You worked hard to get to where you are. You strive to make every day better than the day before. So do we. Team CATHEXIS operates with an all-in mindset. We are working together to create a company that supports our shared values and individual goals. Our values are centered around leading with integrity owning the outcome growing together and moving with purpose in everything we do for our employees customers partners and communities. We believe success is best when we listen and lead with empathy; model high standards of ethics to provide a rewarding candidate experience; work hard have fun and appreciate the strengths we all bring to the team; and empower our employees to create innovative and trusted results.

We are looking for a dynamic Information System Security Officer (ISSO) with an active TS/SCI clearance to join our team! The Information System Security Officer (ISSO) will lead and coordinate cybersecurity accreditation efforts partnering with Project Teams the Services Operations & Delivery Teams and customers to manage requirements timelines documentation and compliance. The ideal candidate will have experience with system architecture and design communicating and collaborating across technical teams project and operations teams and senior stakeholders with strong organizational and program management skills. This individual will be responsible for tracking the end-to-end lifecycle of cybersecurity accreditation processes ensuring requirements milestones deliverables and implementation activities remain aligned with project objectives and timelines.

Responsibilities

The responsibilities include but are not limited to:

  • Work closely with Project Teams the Services Operations and Delivery Teams and customers to coordinate technical and security tasks required for accreditation are completed
  • Serve as the Subject Matter Expert to provide guidance on cybersecurity accreditation processes DevSecOps and Federal compliance requirements
  • Communicate regularly with teams and customers to clarify requirements provide updates and address questions
  • Understand the detailed steps and engagement points of the DoD Risk Management Framework and FedRAMP accreditation processes
  • Understand the software DevSecOps process and articulate what infrastructure software and approval processes are required to successfully implement a software solution in multiple environments
  • Organize track and report on the execution of each project cybersecurity accreditation process timeline
  • Identify potential issues or blockers early and work with the team to resolve them before they impact the project

Requirements
  • Active TS/SCI clearance or higher is required
  • Certified Information Security System Professional (CISSP)
  • Bachelors degree in Science Technology Engineering Mathematics or related field
  • Experience working as an ISSO ISSM or in a similar role supporting PaaS/SaaS solutions through the DoD RMF process
  • Strong knowledge of cloud platforms such as AWS Microsoft Azure and Google Cloud Platform (GCP)
  • Experience with program management cross-functional coordination and executive-level communication
  • Strong problem-solving critical-thinking and communication skills with the ability to work effectively across technical and non-technical teams

Benefits

CATHEXIS offers competitive compensation packages to all eligible employees. Our goal is to provide a compensation package that reflects the value you bring to our team is competitive with national average market rates and promotes your financial security and personal well-being. The annual salary range for this role is $125000.00 - $190000.00 Please note that the salary information provided is a general guideline. CATHEXIS considers various factors in its final offer including location qualifications experience and skills.

  • Performance Bonuses
  • Medical Insurance
  • Dental Insurance
  • Vision Insurance
  • 401(k) Plan (Traditional and ROTH)
  • Life Insurance (Basic Voluntary & AD&D)
  • Paid Time Off
  • 11 Federal Holidays
  • Parental Leave
  • Commuter Benefits
  • Short Term & Long Term Disability
  • Training & Development
  • Wellness Program
  • Community Outreach Initiatives

CATHEXIS is an Equal Employment Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race color religion sex sexual orientation gender identity national origin or protected veteran status and will not be discriminated againston the basis ofdisability EEO IS THE you are an individual with a disability and would like to request a reasonable accommodation as part of the employment selection process please contact the Recruiting

Required Experience:

Unclear Seniority

Vacancy posted 7 days ago
Similar jobs that could be interesting for youBased on the Information System Security Officer TSSCI (req-290) in Tysons Corner, VA vacancy
  •  ...Data Intelligence, LLC is seeking a part-time skilled Information Systems Security Officer (ISSO) to support a top-tier federal client engaged in national security and counterterrorism operations. This position, based in Vienna, VA, plays a critical role in securing... 
    Suggested
    Part time
    For contractors

    Data Intelligence, LLC

    Vienna, VA
    4 days ago
  • $120k - $145k

    OverviewSteampunk is searching for a Principal Information System Security Officer to support a government customer in the DMV. The primary responsibilities for the position are to support all activities that ensure the level of security documented with the security authorization... 
    Suggested
    Local area
    Flexible hours

    Steampunk

    McLean, VA
    2 days ago
  • $77.6k - $176k

    Information System Security OfficerThe Opportunity:We’re looking for an Information System Security Officer (ISSO) responsible for assessing and requesting customer authorization for company-managed classified endpoints, servers, networks, and security appliances. This... 
    Suggested
    Full time
    Contract work
    Part time
    Local area
    Remote work

    Booz Allen Hamilton

    McLean, VA
    1 day ago
  •  ...Data Intelligence, LLC is seeking a skilled Information Systems Security Officer (ISSO) to support a top-tier federal client engaged in national security and counterterrorism operations. This full-time position, based in Vienna, VA, plays a critical role in securing complex... 
    Suggested
    Full time
    For contractors

    Data Intelligence

    Vienna, VA
    4 days ago
  •  ...improves lives. This is where your skills strengthen national security, cybersecurity, health, transportation, and citizen...  ...within the Global Security Division seeks a Senior Information Systems Security Officer (ISSO) to provide Information Assurance and Cybersecurity... 
    Suggested
    Work experience placement
    Internship
    Local area
    Immediate start

    The MITRE Corporation

    McLean, VA
    1 day ago
  •  ...Information System Security Officer Conducts assessments of threats and vulnerabilities, determines deviations from acceptable configurations or enterprise or local policy, assesses the level of risk, and develops and/or recommends appropriate mitigation countermeasures... 
    Permanent employment
    Interim role
    Local area
    Remote work

    PLANIT Group

    Falls Church, VA
    1 day ago
  •  ...Information System Security Officer 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 System Security Officer (ISSO... 
    Temporary work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    Vienna, VA
    4 days ago
  •  ...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 work
    For contractors
    Immediate start
    Flexible hours

    Cymertek

    Vienna, VA
    3 days ago
  •  ...serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our...  ...Seize your opportunity to make a personal impact as an Information Systems Security Officer supporting customer activities. GDIT is your place to make... 

    General Dynamics Information Technology

    McLean, VA
    14 days ago
  •  ...serve as a critical component of our nation’s safety and security. Make an impact by using your expertise to protect our...  ...Seize your opportunity to make a personal impact as an Information Systems Security Officer supporting customer activities. GDIT is your place to make... 
    Work experience placement

    General Dynamics Information Technology

    McLean, VA
    20 days ago
  • Information System Security Officer (ISSO) #5243 Job Description Everforth ECS is seeking an Information System Security Office (ISSO) - Control Documentation & RMF to work in our Fairfax, VA office in a hybrid onsite/remote capacity. Everforth ECS is seeking an experienced... 
    Work at office
    Local area
    Remote work

    Everforth, Inc.

    Merrifield, VA
    3 days ago
  •  ...Job Description Job Description Secure IT Service Management, a division of Paragone Solutions, Inc., is seeking an Information Systems Security Officer (ISSO) to join our team in a remote, temp-to-perm position. The ideal candidate will have extensive knowledge... 
    Permanent employment
    Temporary work
    For contractors
    Work at office
    Remote work

    Paragone Solutions, Inc.

    McLean, VA
    27 days ago
  • $120k - $165k

    Job DescriptionEverforth ECS is seeking an Information System Security Officer (ISSO) to work onsite in our Arlington, VA and Fairfax, VA corporate offices.Job Description:Everforth ECS Federal has an immediate opening for a mid-level Information System Security Officer... 
    Local area
    Immediate start

    ECS Federal

    Fairfax, VA
    1 day ago
  • $107.9k - $195.05k

    The Digital Sector at Leidos currently has an opening for an Information System Security Officer (MID) supporting the Homeland Enterprise Information Technology Secure Services and Support (HEITS) Contract as part of the Department of Homeland Security (DHS) Insider Threat... 
    Full time
    Contract work
    For contractors
    Interim role

    Leidos

    Springfield, VA
    9 hours ago
  • $140k - $160k

    Job DescriptionEverforth ECS is seeking an experienced Information System Security Officer (ISSO)to work in a hybrid capacity at ourFairfax, VA office.The ISSO will support the development, authorization, and ongoing cybersecurity compliance of Jupiter, a newly established... 
    Interim role
    Work at office
    3 days per week

    ECS Federal

    Fairfax, VA
    3 days ago
  • $82.3k - $220k

     ...that inspires the cross-fertilization of ideas necessary for true innovation. For more information about Draper, visit .Job Description Summary:The Information System Security Officer 2 (ISSO) supports the continuous monitoring and authorization efforts of multiple... 
    Full time
    Local area

    Draper Laboratory

    Reston, VA
    9 hours ago
  • $130k - $190k

    Modern Technology Solutions, Inc. (MTSI) is hiringan Information Systems Security Officer to work in Springfield, VA. Qualified candidates must be U.S. citizens with an active TS/SCI clearance and be eligible to obtain a CI Poly.Responsibilities:• Support accreditation... 
    Contract work

    Modern Technology Solutions

    Springfield, VA
    3 days ago
  •  ...Citizen. This position requires an active U.S. Government security clearance, applicants who do not currently hold the...  ...the TS/SCI level with CI polygraph.Vantor is seeking an Information Systems Security Officer (ISSO) to support secure, compliant, and mission-focused... 
    Full time

    Maxar Technologies

    Herndon, VA
    2 days ago
  •  ...innovative solutions for the most challenging national security problems. For over 40 years, our principled approach to...  ...experience in real-world settings. Metron is seeking a capable Information Systems Security Officer (ISSO) to own the cybersecurity posture and... 
    For contractors

    Metron

    Reston, VA
    9 hours ago
  • $120.8k - $265.8k

    Job Title: Information Systems Security Officer (ISSO)Job Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee Type: RegularPercentage of Travel Required: Up to 10%Type of Travel: Local* * *The Opportunity: CACI is seeking... 
    Contract work
    Work experience placement
    Work at office
    Local area
    Flexible hours

    CACI International

    Reston, VA
    1 day ago
  • $102k - $178.4k

    Amazon Web Services (AWS) Security is seeking an Information System Security Officer (ISSO) to assess, authorize, and continuously defend information systems supporting a high-priority U.S. Government program.In this role, you will develop, maintain, and continuously improve... 
    Flexible hours

    AmazonWebServices

    Herndon, VA
    3 days ago
  • $102.83k - $154k

     ...Salary Range: $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 HII’s Mission...  ...4What you will doDesigns and implements information assurance and security engineering... 
    Full time
    Work experience placement
    Local area
    Worldwide

    HII Mission Technologies Division

    Springfield, VA
    4 days ago
  • $99k - $225k

    Information System Security OfficerThe Opportunity: We’re looking for an Information System Security Officer (ISSO) who can create solutions for the government that will withstand even the most advanced cyber threats. As a cyber tool's assessor at Booz Allen, you’ll detect... 
    Full time
    Contract work
    Part time
    For subcontractor
    Local area
    Remote work

    Booz Allen Hamilton

    Reston, VA
    4 days ago
  • $95.5k - $181.7k

     ...Requirements:Active and transferable U.S. government issued security clearance is required prior to start date.​ U.S....  ...and defense.Our cybersecurity team is seeking a Senior Information Systems Security Officer (ISSO) to support our team 100% onsite at our facility in... 
    Temporary work
    Work experience placement
    Work at office
    Remote work
    Relocation package
    Flexible hours

    Raytheon

    Dulles, VA
    3 days ago
  •  ...Let’s see what we can achieve. Together.SummaryThe Chief Information Security Officer (CISO), working in collaboration with and in support of the...  ...direction for the firm’s Information Security Management System, security governance, risk management, incident response,... 
    Full time
    Work at office
    Remote work
    Relocation
    Visa sponsorship
    Relocation package

    DLA Piper

    Reston, VA
    3 days ago
  •  ...Senior Information Systems Security Officer (ISSO) Location: Annapolis, MD / Reston, VA / Washington, DC Work Model: 100% Onsite (SCIF Environment) Work Type: Full-Time Experience Required: 13+ Years The Senior ISSO will support mission-critical cybersecurity initiatives... 
    Full time

    Veracity

    Reston, VA
    1 day ago
  •  ...Information Systems Security Officer (ISSO) Mantis Security is seeking for immediate placement a highly qualified and technical Information Systems Security Officer (ISSO) to lead the Assessment and Authorization (A&A) for multiple analytic mission systems. The ISSO... 
    Immediate start

    Mantis Security Corporation

    Reston, VA
    4 days ago
  •  ...Cybersecurity Engineer serves as a subject matter expert in ensuring system security compliance and risk management throughout the program life...  ...to work full-time onsite in a Sensitive Compartmented Information Facility (SCIF) with flexible hours. Desired Attributes... 
    Full time
    Interim role
    Flexible hours

    MDA Edge

    Reston, VA
    5 days ago
  •  ...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

    CGI

    Arlington, VA
    2 days ago
  • $102.83k - $154k

     ...Senior Information Systems Security Officer (ISSO) Date: Sep 13, 2026 Location: Springfield, VA, Virginia, United States Company: HII's Mission Technologies division Requisition Number: 29433 Required Travel: 0 - 10% Employment Type: Full Time/Salaried... 
    Full time
    Worldwide

    HII Mission Technologies Division

    Springfield, VA
    4 days ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Information System Security Officer TSSCI (req-290). Be the first to apply!