Demo

Information Systems Security Engineer (Senior)- ISSE

BAE Systems
BAE Systems Salary
Sterling, VA Full Time
POSTED ON 12/8/2025
AVAILABLE BEFORE 2/8/2026

Job Description

BAE Systems, a top-ten prime contractor to the U.S. Department of Defense, enables the U.S. government to transform data into intelligence and provides engineering, integration and sustainment support for critical military platforms and systems. Intelligence & Security provides services and products to the Department of Defense, the intelligence community, federal law enforcement officials, and troops deployed around the world.

At BAE Systems, we promote a strong, collaborative culture and provide our employees with the tools, skills and training they need to succeed. We are all about trust, camaraderie and a shared ambition to lead the world in defense technologies and national security services. We offer flexible work environment to support the balance in your life and keep you performing at your best. Be a part of a company that is part of the community; driven to improve our future and protect our freedom.

We are looking for an ISSE to join our technology-based program supporting a key government customer. This program will deliver engineering services for network infrastructure as well as sophisticated enterprise computing infrastructure including end-point devices, data center hosted servers, multi-Cloud services as well as virtualized applications, and storage systems. Enterprise Computing Engineering services include modern application technology including containerized solutions with orchestrated workflow that function both on customer premise, and via remote Cloud services. Network infrastructure engineering services are comprised of core infrastructure, voice and video engineering, field engineering, application management and development for networks, network analytics, firewalls, network access controls and bandwidth service delivery.


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Required Education, Experience, & Skills

We are actively seeking Cyber Security Systems Engineers with a minimum of 6 years' experience. This opportunity is supporting the customer’s Division level A&A projects which has several Branches within it. The A&A projects are therefore at various levels within the customer organization depending upon which team is responsible for initial development and accreditation vs. long term Operations and Maintenance support. Bachelor's or Master’s Degree are preferred in one or more discipline, but can be waived if previous direct ISSE support to this customer’s agency. Specific skills include the following:

  • Possess multi-tasking skills, as well as be a good communicator/facilitator. Comfortable at all levels from developer to senior staff.

  • Knowledge of the complex network environments involving shared networks and multiple security enclaves.

  • Possess the ability to bridge the technical implementation (i.e. developer talk), into commonly understood security words. Often this is a skillset and is not an actual language, but frequently translation or a basic understand needs to be conveyed by the ISSE when speaking with others or in writing the documentation in order to ensure it’s easy to understand.

  • Document the various security control implementations as well as gather the artifacts that support the Risk Management Framework (RMF) and ICD 503 Security Accreditation for various Assessment and Authorization (A&A) efforts

  • Document and obtain a general understanding of the architecture being developed or that was developed for each project in order to write the Systems Security Plans (SSP)/CONOPS in the Xacta application.

  • Gather the information by working with various team members in order to write various additional A&A related documents such as Contingency Plan (CP), General User Guide (GUG), Privileged User Guide (PUG), Standard Operating Procedures (SOP’s), etc.

  • Support Accreditation and Authorization (A&A) reviews by ISSO/M, as well as the Security Controls Assessor (SCA)

  • Document the Plans of Actions and Milestones (POA&Ms) implementation responses or mitigations, as well as provide all required artifacts (i.e. evidence gathering from the teams)

  • Coordinating with various contractor and staff personnel to obtain the A&A content, as well as working with various customer organizations to navigate the customer’s A&A process in order to achieve Authority to Develop (ATD), Interim Authority to Operation (IATT), as well as Authority to Operate (ATO).

  • Keep track of where each of the various A&A projects are within the customer’s A&A process in order to know when it’s time to re-submit for accreditation or an accreditation extension.



Preferred Education, Experience, & Skills
  • Previous ISSE experience directly supporting the customer.

  • Previous ISSO experience directly supporting the customer is also helpful.

  • Various security tools and reports such as Xacta, RoadRunner, Rapid 7, WebInspect, App Detective, and Splunk

  • Public, private and hybrid Cloud experience (AWS, Microsoft Azure, etc.)

  • Virtualization experience (VDI & VMWare)

  • Basic knowledge is helpful, but not required for the following general topics: Cloud security control implementation, PKI implementation, STIG compliance and vulnerability management, and Security Development and Operations (SecDevOps)

  • CISSP, or GSLC

  • AWS Certified Security Specialty

  • Basic Excel and Microsoft Office365



Pay Information
Full-Time Salary Range: $122870 - $208890

Please note: This range is based on our market pay structures. However, individual salaries are determined by a variety of factors including, but not limited to: business considerations, local market conditions, and internal equity, as well as candidate qualifications, such as skills, education, and experience.

Employee Benefits: At BAE Systems, we support our employees in all aspects of their life, including their health and financial well-being. Regular employees scheduled to work 20 hours per week are offered: health, dental, and vision insurance; health savings accounts; a 401(k) savings plan; disability coverage; and life and accident insurance. We also have an employee assistance program, a legal plan, and other perks including discounts on things like home, auto, and pet insurance. Our leave programs include paid time off, paid holidays, as well as other types of leave, including paid parental, military, bereavement, and any applicable federal and state sick leave. Employees may participate in the company recognition program to receive monetary or non-monetary recognition awards. Other incentives may be available based on position level and/or job specifics.


About BAE Systems Intelligence & Security
BAE Systems, Inc. is the U.S. subsidiary of BAE Systems plc, an international defense, aerospace and security company which delivers a full range of products and services for air, land and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. Improving the future and protecting lives is an ambitious mission, but it’s what we do at BAE Systems. Working here means using your passion and ingenuity where it counts – defending national security with breakthrough technology, superior products, and intelligence solutions. As you develop the latest technology and defend national security, you will continually hone your skills on a team—making a big impact on a global scale. At BAE Systems, you’ll find a rewarding career that truly makes a difference.

Intelligence & Security (I&S), based in McLean, Virginia, designs and delivers advanced defense, intelligence, and security solutions that support the important missions of our customers. Our pride and dedication shows in everything we do—from intelligence analysis, cyber operations and IT expertise to systems development, systems integration, and operations and maintenance services. Knowing that our work enables the U.S. military and government to recognize, manage and defeat threats inspires us to push ourselves and our technologies to new levels.

This position will be posted for at least 5 calendar days. The posting will remain active until the position is filled, or a qualified pool of candidates is identified.

Salary : $122,870 - $208,890

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