hirly

Sunayu

MD-ISSO - TS/SCI w/ Polygraph

Annapolis Junction, Maryland

See how you match this job — and similar ones. Free.

Upload your resume and hirly scores it against this role at Sunayu first, then against similar open jobs, and shows where you fit and why.

PDF or DOCX, up to 12MB. No sign-up to see your matches.

Get past the screening software and onto a recruiter's desk

hirly rewrites your resume for this job — matching the keywords and skills in the posting, moving your most relevant experience to the top, and writing a cover letter to fit. About 30 seconds.

  • Keywords matched to this posting
  • Fit score before you apply
  • Cover letter included

Matched against 2.3M live jobs from 200,000+ employers in 200+ countries.

Tailor my resume for this job →

hirly's read of this role

Seniority
Mid level
Country
US
Work mode
On-site / unstated
First seen by hirly
1 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Location: Annapolis Junction, MD

  • Category: ISSO
  • Travel Required: No
  • Remote Type: No
  • Clearance: TS/SCI w/ Polygraph

Senior Information System Security Officer (ISSO)

The selected candidate will act as an ISSO for a large software development program which includes software maintenance and development, IT support (Network/Workstation/Server), systems integration and life cycle support, enterprise application development, network engineering, and information systems security (ISS). The candidate will work with other security professionals in developing and implementing strategies to detect and mitigate threats to information systems, protect critical data sets, and provide assessments of system and network vulnerabilities.

Primary Roles and Responsibilities

Provide support for implementing and enforcing information systems security policies, standards, and methodologies.

Assist in the evaluation of security solutions to ensure they meet security requirements for processing multiple types of information.

Assist with the Configuration Management for information system security software, hardware, and firmware.

Analyze threats and develop and implement best practice methodologies for incident detection, reporting, and vulnerability remediation.

Maintain records on workstations, servers, routers, firewalls, intelligent hubs, network switches, etc. to include system upgrades.

Evaluate security solutions to ensure they meet security requirements for processing information.

Maintain operational security posture for information systems.

Provide support to the Information System Security Manager (ISSM) for maintaining the appropriate operational IA posture for a system/program/enclave.

Develop and maintain documentation for Certification & Accreditation in accordance with specified policies.

Develop and update system security plans and other IA documentation.

Provide support for Information Assurance Vulnerability Alerts (IAVAs) management (initiating IAVA responses and system security scans, completing remediation, extending IAVA patches and security updates to designated sites, etc.).

Provide CM for security-relevant information system software, hardware, and firmware.

Develop system security policy and ensure compliance.

Administer the user identification and authentication mechanisms of the Information System.

Basic Qualifications

Must have at least 10 years of experience as ISSO working independently, and/or on teams maintaining secure information system operations in isolated, connected and standalone environments.

Must have at least 5 years of experience using tools to support IAVA management.

Must have at least 5 years of experience using tools to support the preparation, maintenance, and management of SSPs and other security related documentation.

Demonstrated knowledge of and experience with several of the following: current security tools; hardware/software security implementation; communication protocols; encryption techniques/tools.

In-depth experience completing security evaluations of software systems or architectures to ensure they meet security requirements.

In-depth experience proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies, preferably on a large software or IT program.

Demonstrated experience performing day-to-day security operations of large, complicated information and information processing systems.

Must be committed to developing and adhering to best practices.

Must possess a high level of self-initiative and must be a solutions-oriented team player.

Must have excellent interpersonal skills.

Preferred Qualifications

Bachelor's degree in a related field and at least 12 years of relevant experience.

Extensive experience as an Information Systems Security Officer on large software development and integration programs.

DoD 8570 compliance with IAT Level II or higher.

DoD 8570 compliance with IAM Level II or higher.​

-----------------------------------------------------------------------------------

Who We Are

Sunayu, LLC serves as a premier technology partner to the Defense and Intelligence communities, delivering mission-critical engineering solutions across the nation. Our operations are anchored in a commitment to trust, accountability, and ethical transparency, ensuring the high-performance outcomes necessary to protect our country's most vital interests.

Culture

Our strength lies in our community: Our team prioritizes collaboration, professional growth, and encourages open communication . At Sunayu, we don't just secure the mission—we grow together.

Career Development

We support and encourage our team members to continue their professional growth by providing company-reimbursed training and continuing education of up to $5,000 per year. We also participate in many industry conferences and events where we share our expertise and experiences.

Pay Rate

Salary range considers factors such as (but not limited to) scope and responsibilities of the position, candidate's work experience, education/ training, key skills, as well as market and business considerations when extending an offer.

Benefits

3 Medical Plan Options

Dental and Vision

FSA, DCFSA, HSA

Life/AD&D Insurance

Short-Term & Long-Term Disability

Employee Assistance Program (EAP)

Training and Educational Assistance

Paid Time Off (PTO)

11 Federal holidays

401k plan with up to a 6% match (100% immediate vesting)

Equal Opportunity Employer

Sunayu, LLC is an Equal Opportunity/Affirmative Action Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, gender expression, national origin, age, protected veteran status, disability status, marital status, genetic information, medical condition, or any other characteristic protected by law.

Original posting on Sunayu's site ↗

Want this one?

Upload your resume and hirly rewrites it for this job and writes the cover letter — in about thirty seconds, before you sign up.

Tailor my resume for this job