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ISSO - Annapolis Junction, MD Security Clearance

Job in Annapolis Junction, Howard County, Maryland, 20701, USA
Listing for: M.C. Dean
Full Time position
Listed on 2026-01-07
Job specializations:
  • IT/Tech
    Cybersecurity, Information Security, Network Security, Systems Engineer
Job Description & How to Apply Below
Position: ISSO 5 - Annapolis Junction, MD with Security Clearance
Location: Annapolis Junction

Overview Your Future at M.C. Dean We're seeking people driven to excellence and inspired to have a meaningful impact powering, automating, integrating, and securing the world's most critical infrastructure and facilities. This translates into fulfilling opportunities for employees driven to excel in a meaningful career. As an employee at M.C. Dean, you will join forces with more than 5,800 professionals who engineer and deploy automated, secure and resilient power and technology systems;

and deliver the management platforms essential for long-term system sustainability. Together, we transform the way complex, large-scale systems are designed, delivered, and sustained-enhancing client outcomes, improving lives, and changing the world for the better. We are seeking a Information System Security Officer 5 (ISSO) to join our Security and Electronic Systems (SES) business Unit. As part of (SES) Strategic Business Unit you will be part of a dynamic team of system engineers and administrators responsible for design, implementation, operations & maintenance, and cybersecurity for large complex resilient hardware and virtualized infrastructure.

Responsibilities As the ISSO you will provide support for a program, organization, system, or enclave's information assurance program. Main responsibilities include:
* Provide support for proposing, coordinating, implementing, and enforcing information systems security policies, standards, and methodologies.

* Maintain operational security posture for an information system or program to ensure information systems security policies, standards, and procedures are established and followed.

* Assist with the management of security aspects of the information system and performs day-to-day security operations of the system.

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

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

* Perform vulnerability/risk assessment analysis to support certification and accreditation.

* Provide configuration management (CM) for information system security software, hardware, and firmware.

* Manage changes to system and assesses the security impact of those changes.

* Support security authorization activities in compliance with NIST-based Intelligence Community and DoD accreditation processes.

* Develop and maintain documentation for C&A in accordance with ODNI and DoD policies.

* Prepare and review documentation to include System Security Plans (SSPs), Risk Assessment Reports, Certification and Accreditation (C&A) packages, and System Requirements Traceability Matrices (SRTMs).

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

* Administer the user identification and authentication mechanism of the Information System (IS).

* Support planning and coordination of the IT security programs and policies.

* Manage and control changes to the system and assesses the security impact of those changes.

* Obtain C&A for Information Systems under their purview.

* Serve as the Approval Authority for Information Systems under their control. Qualifications Clearance/Citizen Type:
Applicants selected will be subject to a government security investigation and must meet eligibility requirements, including U.S. Citizenship, for access to classified information; active DoD TS/SCI w/ polygraph clearance is required

Key Requirements:

* Bachelor's Degree preferred;
Computer Science, Engineering, Information Technology, or Cybersecurity Discipline preferred, with 10+ years of progressive experience as an ISSO on programs and contracts of similar scope, type, and complexity is required.

* 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

* DoD 8570 IAM Level-II certification or higher.

What we offer:

* A collaborative team inspired by the way engineering and…
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