Northrop Grumman
Principal / Sr. Principal Cyber Systems Engineer
United States-Alabama-Huntsville
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- Seniority
- Lead / management
- Country
- US
- Work mode
- On-site / unstated
- First seen by hirly
- 13 Oct 2026
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the posting
RELOCATION ASSISTANCE: Relocation assistance may be available
CLEARANCE REQUIRED FOR START: Yes
CLEARANCE TYPE: Secret
TRAVEL: Yes, 10% of the Time
Description
At Northrop Grumman, our employees have incredible opportunities to work on revolutionary systems that impact people's lives around the world today, and for generations to come. Our pioneering and inventive spirit has enabled us to be at the forefront of many technological advancements in our nation's history - from the first flight across the Atlantic Ocean, to stealth bombers, to landing on the moon. We look for people who have bold new ideas, courage and a pioneering spirit to join forces to invent the future, and have fun along the way. Our culture thrives on intellectual curiosity, cognitive diversity and bringing your whole self to work — and we have an insatiable drive to do what others think is impossible. Our employees are not only part of history, they're making history.
Northrop Grumman is looking for a Principal Cyber Systems Engineer / Sr. Principal Cyber Systems Engineer to support our Foreign Military Sales (FMS) department as part of the Global Command and Control Solutions (GC2S) Business Unit (BU). As a member of the FMS department you’ll work in a fast-paced team environment alongside engineers of all flavors to make our technologies a reality. This position will serve on-site at an NG Facility in Huntsville, AL. This position can be filled at a Principal Cyber Systems Engineer or Sr. Principal Cyber Systems Engineer level.
Please note that this opportunity is contingent on program funding. Start dates are determined after funding confirmation.
Responsibilities:
Design, plan, implement, and perform assessment of security controls, polices, and processes that are compliant with National Security Agency (NSA) programs and DoD wide frameworks such as Risk Management Framework (RMF) and CMMC
Participate in assessment of systems security controls to validate control implementation and identify weaknesses
Document the results of Certification and Accreditation activities, technical or coordination activity, prepare the system Security Plans, and update the POA&M
Periodically conduct a complete review of each system's audits and monitor corrective actions until all actions are closed Implementation, automation, configuration and maintenance of security tools, centralized authentication solutions, IDS/IPS, and compliance baselines
Provide advanced technical analyses of cyber infrastructure challenges and problems; develop/identify technical solutions responsive to customer needs
Participate in team reviews of technical requirements, design and implementation plans prior to deployment
Recommend and implement system enhancements that will improve the performance, reliability, and security of the system including installing, upgrading, monitoring, problem resolution, and configuration
Serve as a Cyber SME supporting high-level technical and practical expertise
Assures the implementation of Cyber Security disciplines, including COMSEC, EMSEC, OPSEC, digital communications systems, network protocols and architectures, and penetration tools and techniques
Support the continuous assessment of Cyber Control compliance for systems within their responsibility
Basic Qualifications for Principal Cyber Systems Engineer:
- 5 years of experience with Bachelors in Science; 3 Years with Masters; 1 Year with PhD
- US Citizenship and active DoD secret clearance
- Current DoD 8570 IAT Level II Certification (Security+) or higher.
- Experience translating technical concepts and program information to others
- Experience with threat modeling, risk assessment, secure design principles
- Familiarity with common frameworks/controls (e.g., NIST SP 800-53, RMF, CIS Controls)
- Knowledge of:
- Network security (firewalls, IDS/IPS, VPNs)
- Host/application security (hardening, secure coding concepts)
- Identity & access management, encryption, key management
Experience with vulnerability management and security testing (scans, ST&E, pen-test coordination)
Preferred Qualifications for Principal Cyber Systems Engineer:
- In-depth knowledge of DoD 8500-series directives.
- System Administrator Experience with Red Hat Enterprise Linux and Windows Systems
In-depth understanding of planning, design, and implementation necessary to support a large enterprise system
Working knowledge of NIST 800-series documents
Experience with configuring Security Incident Event Monitoring and IDS/IPS tools such as ACAS, ESS, and Splunk on Linux RedHat and Windows environments
Experience with vulnerability and compliance scanners such
Working experience deploying and configuring Linux and Windows systems in accordance with DoD STIG requirements
Experience in developing scripts to automate security processes
Basic Qualifications for a Sr. Principal Cyber Systems Engineer:
- 8 years of experience with Bachelors in Science; 6 Years with Masters; 4 Years with PhD
- US Citizenship and active DoD secret clearance
- Current DoD 8570 IAT Level II Certification (Security+) or higher
- Experience translating technical concepts and program information to others
- Deep expertise in:
- Secure architecture and design for complex, distributed, or mission-critical systems
- Applying NIST RMF, NIST 800-53, 800-171, CNSSI 1253, or similar frameworks
- Designing and evaluating defense-in-depth strategies (network, host, application, data, identity)
- Experience leading security architecture trade studies
- Experience defining cyber requirements, test approaches, and risk mitigations at system-of-systems level
- Engage on ATO/Authorization strategy and major security reviews.
- Comfortable owning the overall system architecture, not just one component
- Proficiency in:
- Requirements decomposition & allocation, especially for cyber controls
- Interface design, integration strategies, and end-to-end V&V planning
Preferred Qualifications for Sr. Principal Cyber Systems Engineer:
In-depth knowledge of DoD 8500-series directives.
Excellent communication (written and oral), negotiation and interpersonal skills necessary to support known activities/challenges working with engineering teams, management, customers, partners and government
System Administrator Experience with Red Hat Enterprise Linux and Windows Systems
In-depth understanding of planning, design, and implementation necessary to support a large enterprise system.
Working knowledge of NIST 800-series documents
Experience with configuring Security Incident Event Monitoring and IDS/IPS tools such as ACAS, ESS, and Splunk on Linux RedHat and Windows environments
Experience with vulnerability and compliance scanners such.
Working experience deploying and configuring Linux and Windows systems in accordance with DoD STIG requirements
Experience in developing scripts to automate security processes.
In-depth systems engineering knowledge to include understanding of systems engineering lifecycle
Experience in managing stakeholder expectations, programmatic risk management, and customer engagement
Primary Level Salary Range: $119,600.00 - $179,400.00
Secondary Level Salary Range: $149,300.00 - $223,900.00
The above salary range represents a general guideline; however, Northrop Grumman considers a number of factors when determining base salary offers such as the scope and responsibilities of the position and the candidate's experience, education, skills and current market conditions.
Depending on the position, employees may be eligible for overtime, shift differential, and a discretionary bonus in addition to base pay. Annual bonuses are designed to reward individual contributions as well as allow employees to share in company results. Employees in Vice President or Director positions may be eligible for Long Term Incentives. In addition, Northrop Grumman provides a variety of benefits including
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