Information System Security Engineer (ISSE)

Leidos is seeking an Information System Security Engineer (ISSE) to support United States Space Force (USSF) by developing software in support of Space Systems Command (SSC) Defensive Cyber Operations Branch rapid agile development of defensive cyber solutions to protect, defend, and respond to both ground and space based cyber adversarial threats. A successful candidate should be a leader and problem solver with a proven ability to deliver superior results as part of a high performing team in a fast-paced environment.

Primary Responsibilities:

• Conduct cybersecurity risk assessments and provide prioritized risk mitigation recommendations in support of the customer’s mission.

• Support the design, implementation, and operation of real-time capabilities to discover, detect, analyze, and mitigate threats and vulnerabilities.

• Analyze candidate architectures by evaluating against defined security requirements to identify security gaps,  and provide recommended mitigation strategy.

• Research and evaluate candidate emerging technologies to determine cybersecurity effectiveness.

• Aid stakeholders through the development, refinement, delivery, and implementation of innovative solutions and capabilities.

• Engage stakeholders to ensure security objectives, protection needs, security requirements and associated validation methods are defined.

• Validates and verifies system security requirements definitions and analysis and establishes system security design

• Designs, develops, implements and/or integrates IA and security systems and system components including those for networking, computing and enclave environment to include those with multiple enclaves and with differing data protection/classification requirements

• Assist architects and systems developers in the identification and implementation of appropriate information security functionality to ensure uniform application of Agency security policy and enterprise solutions

• Contributes to the security planning, assessment, risk analysis, risk management, certification and awareness activities for system and networking operations

• Facilitate and attend technical exchange meetings or working groups to address stakeholder IA issues and concerns

• Has an in-depth understanding of the cybersecurity policies and procedures for government sector information systems and sufficient technical knowledge and experience to implement them.

• Provides hands on security and compliance guidance and work with Scrum Masters and product owners in concert with system requirements that are being developed and implementing cloud computing.

• This position may require privileged access and DODM 8570.01M restrictions will apply.

Basic Qualifications:

• US Citizen

• Active DoD Secret Clearance

• Bachelor’s degree in computer science, software engineering, data science, software development or STEM related specialty and minimum of 4 years’ related professional experience; Or Master’s degree in computer science, software engineering, data science, software development, or STEM related specialty and minimum 2 years' related professional experience

• Must have IAT Level II Certification

• Expertise in the Risk Management Framework (RMF) and conducting cybersecurity risk assessments

• Expertise in analyzing existing and proposed network architectures to identify protection needs and provide recommended mitigation strategies based on DoD, IC, and Federal security policies and enterprise solutions.

• Experience with network technology and systems security engineering. Experience in identifying, researching, characterizing, and documenting security weaknesses related to operating systems, software applications, firmware, network hardware components, as well as network architecture design and documented policies and procedures. 

• Experience developing and documenting system security requirements and conducting requirements gap analysis. 

• Experience with security monitoring and incident response capabilities

• Knowledge of emerging technologies such as Zero Trust, Cloud Computing, etc.

Preferred Qualifications:

• Top Secret (TS) security clearance (with SCI and SAP eligibility) is HIGHLY desired

• Relevant DoD and/or Industry work experience in Space Systems Command

• Experience with Defensive Cyber Operations (SSC/SZWO) program office

Original Posting Date:

While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.

Pay Range:

The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.