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Information Systems Security Officer (ISSO)

Modern Technology Solutions, Inc. (MTSI)
Force, TX Full Time
POSTED ON 3/28/2025
AVAILABLE BEFORE 12/18/2025
Overview

Modern Technology Solutions, Inc. (MTSI) is seeking multiple skill levels of Information Systems Security Officer (ISSO) to join our team in the Ft Meade, MD or San Antonio, TX area in support of a government organization essential to U.S. national security. An active TS/SCI security clearance with a polygraph is required.

Why is MTSI known as a Great Place to Work?

  • Interesting Work: Our co-workers support some of the most important and critical programs to our national defense and security.
  • Values: Our first core value is that employees come first. We challenge our co-workers to provide the highest level of support and service, and reward them with some of the best benefits in the industry.
  • 100% Employee Ownership: We have a stake in each other's success, and the success of our customers. It's also nice to know what's going on across the company; we have company wide town-hall meetings three times a year.
  • Great Benefits - Most Full-Time Staff Are Eligible for:
    • Starting PTO accrual of 20 days PTO/year 10 holidays/year
    • Flexible schedules
    • 6% 401k match with immediate vesting
    • Semi-annual bonus eligibility (July and December)
    • Company funded Employee Stock Ownership Plan (ESOP) - a separate qualified retirement account
    • Up to $10,000 in annual tuition reimbursement
    • Other company funded benefits, like life and disability insurance
    • Optional zero deductible Blue Cross/Blue Shield health insurance plan
  • Track Record of Success: We have grown every year since our founding in 1993
Modern Technology Solutions, Inc. (MTSI) is a 100% employee-owned engineering services and solutions company that provides high-demand technical expertise in Digital Transformation, Modeling and Simulation, Rapid Capability Development, Test and Evaluation, Artificial Intelligence, Autonomy, Cybersecurity and Mission Assurance.

MTSI delivers capabilities to solve problems of global importance. Founded in 1993, MTSI today has employees at over 20 offices and field sites worldwide.

For more information about MTSI, please visit www.mtsi-va.com.

Responsibilities

As an Information Systems Security Officer (ISSO) with MTSI you will support of a government organization essential to U.S. national security. This position will be in located in the Ft. Meade, MD or or San Antonio, TX area. An active TS/SCI security clearance with a polygraph is required.

Your essential job functions will include but will not be limited to:

Skill Level 2 (10 years of relevant work experience)

  • You will provide support to senior ISSOs for implementing, and enforcing information systems security policies, standards, and methodologies.
  • Assist with preparation and maintenance of documentation.
  • Assist in the evaluation of security solutions to ensure they meet security requirements for processing classified information.
  • Assist with the CM for information system security software, hardware, and firmware.
  • Maintain records on workstations, servers, routers, firewalls, intelligent hubs , network switches, etc. to include system upgrades.
  • Propose, coordinate, implement, and enforce information systems security policies, standards, and methodologies.
  • Develop and maintain documentation for C&A in accordance with ODNI and DoD policies.
  • Provide CM for security-relevant information system software, hardware, and firmware.
  • Develop system security policy and ensures compliance.
  • Evaluate security solutions to ensure they meet security requirements for processing classified information.
  • Maintain operational security posture for an information system or program.
  • Provide support to the Information System Security Manager (ISSM) for maintaining the appropriate operational IA posture for a system, program, or enclave.
  • Develop and update the system security plan and other IA documentation.
  • Assist with the management of security aspects of the information system and perform day-to-day security operations of the system.
  • Administer the user identification and authentication mechanism of the Information System (IS).
  • Obtain C&A for ISs under their purview.
  • Provide support for a program, organization, system, or enclave’s information assurance program.
  • Plan and coordinate the IT security programs and policies.
  • Manage and control changes to the system and assessing the security impact of those changes.
  • Manage and control changes to the system and assessing the security impact of those changes.
  • Serve as the Approval Authority for ISs under their control.

Skill Level 3 (15 years of relevant work experience)

  • Analyze user requirements to derive software design and performance requirements.
  • Debug existing software and correct defects. Provide recommendations for improving documentation and software development process standards. Design and code new software or modify existing software to add new features.
  • Integrate existing software into new or modified systems or operating environments.
  • Develop simple data queries for existing or proposed databases or data repositories.
  • Write or review software and system documentation. Serve as team lead at the level appropriate to the software development process being used on any particular project.
  • Design or implement complex database or data repository interfaces/queries. Develop or implement algorithms to meet or exceed system performance and functional standards. Assist with developing and executing test procedures for software components. Develop software solutions by analyzing system performance standards, confer with users or system engineers; analyze systems flow, data usage and work processes; and investigate problem areas. Modify existing software to correct errors, to adapt to new hardware, or to improve its performance.
  • Design, develop and modify software systems, using scientific analysis and mathematical models to predict and measure outcome and consequences of design.

Qualifications

Skill Level 2

  • 10 years experience as an ISSO on programs and contracts of similar scope, type, and complexity.
  • Experience is to include at least two (2) of the following areas:
    • knowledge of current security tools, hardware/software security implementation.
    • Communication protocols.
    • Encryption techniques/tools.
Skill Level 3

  • 15 years experience as an ISSO on programs and contracts of similar scope, type, and complexity.
  • Experience is to include at least three (3) of the following areas:
    • Knowledge of current security tools, hardware/software security implementation.
    • Communication protocols.
    • Encryption techniques/tools.
Qualifications Desired

  • N/A

Education Requirements

  • Bachelor's degrees in computer science, computer programming, engineering or relevant technical or analytics discipline.
  • Four (4) years of additional experience as an ISSO may be substituted for a bachelor’s degree.

Certifications Requirements

  • Skill Level 2 & 3 - DoD 8570 compliance with Information Assurance Management (IAM) Level I or higher.

Clearance Requirements

  • TS/SCI clearance and CI Polygraph with eligibility for Full Scope Polygraph.
  • Active Full Scope Polygraph, (Desired).
  • U.S. Citizenship is required for this position.

Travel Requirements

  • N/A.

For additional company information, please visit: www.mtsi-va.com

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Salary : $10,000

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