Senior Cybersecurity Engineer

ENSCO, Inc.; El Segundo (CA); On-site; USD 150,000 - 185,000; Full time

Job summary

ENSCO, Inc. seeks a Senior Cybersecurity Engineer to join our team in El Segundo, CA on-site.

You will lead cybersecurity/SE activities within MILSATCOM systems engineering programs and collaborate with government and industry partners to deliver secure, state-of-the-art space and ground communications solutions. The role requires a Bachelor's degree in engineering, computer science, or related field, 7+ years of DoD/national security space programs experience, and a US Top Secret clearance.

Qualifications

• Bachelor's degree in engineering, computer science, mathematics, physics, or related technical discipline.
• 7+ years of systems engineering experience supporting DoD, Intelligence Community, or national security space programs.
• Experience with cryptographic systems, key management infrastructure, COMSEC, or TRANSEC operations.
• Experience developing technical requirements, SOWs, acquisition packages, and engineering documentation
• Experience supporting large-scale system integration efforts
• Strong technical writing and briefing skills
• Proficient in Microsoft Office (Word, PowerPoint, Excel)
• An ACTIVE DOD TOP SECRET SECURITY CLEARANCE IS REQUIRED FOR THIS POSITION, FOR WHICH YOU MUST BE A U.S. CITIZEN

Responsibilities

• Lead systems engineering activities supporting PKMA modernization and integration into ESS
• Develop and review technical requirements, Statements of Work, Technical Requirements Documents, Interface Control Documents, and acquisition documentation
• Support Fair Opportunity Proposal Request, Request for Information, and other acquisition package activities for the PKMA modernization contract
• Analyze vendor or contractor inputs and provide clear technical recommendations to government and program leadership
• Develop technical roadmaps and dependency analyses supporting PKMA development, integration, testing, certification, and deployment
• Coordinate cryptographic key management requirements across ground, terminal, payload, and space segment stakeholders
• Support COMSEC/TRANSEC planning, test strategy, certification planning, and integration activities
• Develop PKMA-related risk assessments, mitigation plans, and executive-ready briefings.
• Participate in key management, cyber engineering, SATCOM, and security working groups
• Coordinate with NSA, Space Systems Command, mission partners, contractors, and system developers
• Support technical baseline reviews including SRR, SFR, PDR, CDR, and integration readiness activities
• Prepare concise status updates, program briefings, and decision-support materials for leadership

Skills

Systems engineering

Cybersecurity engineering

DoD/IC/space programs

Technical writing

Briefing skills

Microsoft Office

Education

Bachelor's degree in engineering / related field

Tools

Jira

MBSE/CAMEO

DOORS

Job description

For more than 50 years, ENSCO has been providing leading-edge engineering, science and advanced technology solutions to governments and private industries worldwide.

ENSCO prides itself in creating and applying advanced technologies for mission success. We provide systems engineering, integration, and advanced technology services to transform the future safety, security, and resiliency of critical missions on the ground, in the air, in space, and in the information systems that connect these domains.

ENSCO, Inc is a diverse engineering and technology company that provides engineering, science and advanced technology solutions that guarantee mission success, safety, and security to governments and private industries worldwide.

ENSCO is seeking a Senior Cybersecurity Engineer to join our team in El Segundo, CA.

The MILSATCOM Systems Engineering, Integration, and Test (MSEIT) effort provides leading edge Systems Engineering & Integration (SE&I) for the Space Force’s Space System Command. We support the Space Force’s acquisition of state of the art Military Satellite Communications systems, providing global secure, survivable, and protected communications for our nation’s warfighters. We seek technical individuals who will thrive in a highly collaborative work environment of small teams, using the most modern tools and methodologies to tackle the challenges of integrating complex space and ground communications systems. This position is on-site in El Segundo, CA. Some of the job responsibilities include but are not limited to:

• Lead systems engineering activities supporting PKMA modernization and integration into ESS
• Develop and review technical requirements, Statements of Work, Technical Requirements Documents, Interface Control Documents, and acquisition documentation
• Support Fair Opportunity Proposal Request, Request for Information, and other acquisition package activities for the PKMA modernization contract
• Analyze vendor or contractor inputs and provide clear technical recommendations to government and program leadership
• Develop technical roadmaps and dependency analyses supporting PKMA development, integration, testing, certification, and deployment
• Coordinate cryptographic key management requirements across ground, terminal, payload, and space segment stakeholders
• Support COMSEC/TRANSEC planning, test strategy, certification planning, and integration activities
• Develop PKMA-related risk assessments, mitigation plans, and executive-ready briefings.
• Participate in key management, cyber engineering, SATCOM, and security working groups
• Coordinate with NSA, Space Systems Command, mission partners, contractors, and system developers
• Support technical baseline reviews including SRR, SFR, PDR, CDR, and integration readiness activities
• Prepare concise status updates, program briefings, and decision-support materials for leadership

Qualification Required

• Bachelor's degree in engineering, computer science, mathematics, physics, or related technical discipline
• 7+ years of systems engineering experience supporting DoD, Intelligence Community, or national security space programs
• Experience with cryptographic systems, key management infrastructure, COMSEC, or TRANSEC operations
• Experience developing technical requirements, SOWs, acquisition packages, and engineering documentation
• Experience supporting large-scale system integration efforts
• Strong technical writing and briefing skills
• Proficient in Microsoft Office (Word, PowerPoint, Excel)
• AN ACTIVE DOD TOP SECRET SECURITY CLEARANCE IS REQUIRED FOR THIS POSITION, FOR WHICH YOU MUST BE A U.S. CITIZEN

Qualifications Desired

• Master's degree in engineering or related discipline
• Experience with SATCOM, AEHF, ESS, EHF, or strategic communications systems
• Knowledge of PKI, KMI, PKMA, or enterprise key management architectures
• Experience supporting NSA-certified cryptographic systems
• Familiarity with MBSE/CAMEO, DOORS, Jira, or engineering toolsets
• Experience supporting acquisition strategy, source selection, and contract execution
• Certification in systems engineering, such as INCOSE CSEP or ESEP
• Certification such as CISSP, CEH
• Requirements management
• Technical baseline management
• Interface development and ICD adjudication
• Risk management
• Digital engineering
• Cybersecurity engineering
• Executive communications
• Cross-functional team leadership

Work Location Type: Onsite
Required Certifications: None
U.S. Citizenship Required: Yes
Security Clearance Required: Top-Secret
Employment Type: Regular Full-time
Background Check Type: 7 Year Pre-Employment
Drug Screen Required: None
Position Contingent Upon Customer Approval: Yes

Salary Range

$150,000 - $185,000 USD

REAL ID Requirement

This position may require the ability to access to U.S. federal facilities. In accordance with the Department of Homeland Security’s enforcement of the REAL ID Act, as of May 7, 2025, individuals must present a REAL ID-compliant form of identification or an acceptable alternative to gain entry. For a list of acceptable forms of identification, please click here .

At ENSCO, a positive working environment and a competitive salary are only part of the reason for choosing a career here. We offer a comprehensive benefits package that creates a stimulating and supportive environment where you can thrive - visitensco.com/careers/benefits to learn more.

Export Control and Licensing

This position may involve access to technology or technical data that is controlled under U.S. export control laws and regulations and the release of which to a non US person may require an export license from the U.S. Government.

ENSCO, Inc. and its wholly owned U.S. subsidiaries are Equal Opportunity Employers– veterans, disability

Voluntary Self-Identificationof Veteran Status

For government reporting purposes, we ask candidates to respond to the below self-identification survey. Completion of the form is entirely voluntary. Whatever your decision, it will not be considered in the hiring process or thereafter. Any information that you do provide will be recorded and maintained in a confidential file.

As set forth in ENSCO, Inc.’s Equal Employment Opportunity policy, we do not discriminate on the basis of any protected group status under any applicable law.

If you believe you belong to any of the categories of protected veterans listed below, please indicate by making the appropriate selection. As a government contractor subject to the Vietnam Era Veterans Readjustment Assistance Act (VEVRAA), we request this information in order to measure the effectiveness of the outreach and positive recruitment efforts we undertake pursuant to VEVRAA. Classification of protected categories is as follows:

A "disabled veteran" is one of the following: a veteran of the U.S. military, ground, naval or air service who is entitled to compensation (or who but for the receipt of military retired pay would be entitled to compensation) under laws administered by the Secretary of Veterans Affairs; or a person who was discharged or released from active duty because of a service-connected disability.

A "recently separated veteran" means any veteran during the three-year period beginning on the date of such veteran's discharge or release from active duty in the U.S. military, ground, naval, or air service.

An "active duty wartime or campaign badge veteran" means a veteran who served on active duty in the U.S. military, ground, naval or air service during a war, or in a campaign or expedition for which a campaign badge has been authorized under the laws administered by the Department of Defense.

An "Armed forces service medal veteran" means a veteran who, while serving on active duty in the U.S. military, ground, naval, or air service, participated in a United States military operation for which an Armed Forces service medal was awarded pursuant to Executive Order 12985.

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