Corporate Cybersecurity Analyst – Millennium Space Systems

Boeing; El Segundo (CA); On-site; USD 81,000 - 148,000; Full time

Job summary

Millennium Space Systems, a Boeing Company, is seeking a Corporate Cybersecurity Analyst to ensure unclassified and controlled systems comply with security requirements and federal regulations. You will conduct vulnerability testing, assist with remediation, and support RMF/CSF/NIST 800-171 R2 and CMMC implementations on the corporate network on 2nd shift (2p-10p) or 3rd shift (10p-6a).

This is an onsite role in El Segundo, CA.

Qualifications

• Must have an active DoD 8570/8140 IAM Level 1 security certification (Security+, Cloud+, etc.)
• 1+ years of experience in a SOC, Information Security Analyst role, or equivalent academic experience
• Available to work weekends if needed
• This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship

Responsibilities

• Perform daily and weekly audits and scans using SIEM, vulnerability scanners, antivirus, IDS/IPS, Nmap, Wireshark, and similar tools
• Create, modify, and upgrade security tools (SIEM, EDR, DLP), dashboards, queries, and reports
• Execute predefined vulnerability testing and limited penetration testing; conduct foot printing, enumeration, and exploitation as needed
• Perform root cause analysis of findings and assist with remediation reviews
• Create and maintain documentation (SSP, AUP, SOPs, incident playbooks)
• Assess and implement NIST RMF, CSF, NIST800‑171R2, and CMMC on the corporate network
• Monitor daily network activity, generate weekly security reports, and brief Head of Information Security
• Serve as liaison for all corporate Information Security matters
• Participate in or lead risk management activities such as disaster recovery, continuity of operations, and incident response

Skills

IAM Level 1 cert

SOC experience

Security testing

Education

AA degree

CISSP/CISM

Tools

SIEM

EDR

DLP

NIDS/NIPS

Vulnerability scanning

Nmap

Wireshark

Job description

Job Description

At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us.

Job Description

At Boeing, we innovate and collaborate to make the world a better place. We’re committed to fostering an environment for every teammate that’s welcoming, respectful and inclusive, with great opportunity for professional growth. Find your future with us.

Millennium Space Systems, a part of Boeing Defense, Space and Security (BDS), is a fast, agile small satellite company focused on national security space. Our missions have direct impact to global security, like missile warning and Earth observation.

Our team is curious, bold and innovative. We take risks, innovate and explore new techniques and technologies. We influence change because we challenge the status quo. And when we watch our satellites launch, we know each one of us made it happen.

Job Summary

As a Corporate Cybersecurity Analyst at Millennium Space Systems, you will ensure that unclassified and controlled systems comply with corporate security requirements and applicable federal regulations. You will execute vulnerability testing, perform limited penetration testing, and contribute to root cause‑ analysis and remediation activities while supporting the implementation of the NIST Risk Management Framework, the Cybersecurity Framework, NIST 800‑171 R2, and CMMC on the corporate network. This position is a second shift 2p-10p OR third shift 10p-6a. This is an onsite role in El Segundo, California. This position's internal job is Cyber Security Assessment Spec. Our team is currently hiring for a level 1 or 2.

Position Responsibilities

• Perform daily and weekly audits and scans using SIEM, vulnerability scanners, antivirus, IDS/IPS, Nmap, Wireshark, and similar tools
• Create, modify, and upgrade security tools (SIEM, EDR, DLP), dashboards, queries, and reports
• Execute predefined vulnerability testing and limited penetration testing; conduct foot printing, enumeration, and exploitation as needed
• Perform root cause analysis of findings and assist with remediation reviews
• Create and maintain documentation (Including but not limited to system security plan (SSP), acceptable use policies (AUP), standard operating procedures (SOPs), incident playbooks)
• Assess and implement the NIST Risk Management Framework, Cybersecurity Framework, NIST800‑171R2, and CMMC on the corporate network
• Work with Information Technology to monitor daily network activity, generate weekly security reports, and brief the Head of Information Security
• Serve as liaison for all corporate Information Security matters, providing strong interpersonal support
• Participate in or lead risk management activities such as disaster recovery, continuity of operations, and incident response

Basic Qualifications (Required Skills/Experience)

• Must have an active DoD 8570/8140 IAM Level 1 security certification (Security+, Cloud+, etc.)
• 1+ years of experience in a SOC, Information Security Analyst role, or equivalent academic experience
• Available to work weekends if needed
• This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship

Preferred Qualifications (Desired Skills/Experience)

• A.A degree
• Advanced cyber related certifications (CISSP, CISM, etc.)
• Experience with SIEM, NIDS/NIPS, EDR, DLP, vulnerability scanning, and network threat hunting
• Experience in Linux and Windows integrated environments
• Incident response experience or related academic knowledge
• Strong work ethics and ability to learn complex SOC concepts
• 3+ years of experience in a SOC, Information Security Analyst role, or equivalent academic experience
• Working knowledge of NIST800‑171R2 or related cybersecurity frameworks and familiarity with CMMC
• Experience in digital forensics
• Experience with NIST 800-171 and CMMC
• Experience with SDLC and experience within a DevOps environment

Conflict of Interest

Successful candidates for this job must satisfy the Company’s Conflict of Interest (COI) assessment process.

Drug Free Workplace

Millennium Space Systems, a Boeing Company, is a Drug Free Workplace (DFW) where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

Total Rewards

At Millennium Space Systems, a Boeing Company, we strive to deliver a Total Rewards package that will attract, engage and retain the top talent. Elements of the Total Rewards package include competitive base pay and variable compensation opportunities.

Millennium Space Systems also provides eligible employees with an opportunity to enroll in a variety of benefit programs, generally including health insurance, flexible spending accounts, health savings accounts, retirement savings plans, life and disability insurance programs, and a number of programs that provide for both paid and unpaid time away from work.

The specific programs and options available to any given employee may vary depending on eligibility factors such as geographic location, date of hire, and the applicability of collective bargaining agreements.

Pay is based upon candidate experience and qualifications, as well as market and business considerations.

Summary pay range

• Level 1: $80,750 - $118,750
• Level 2: $100,300 - $147,500

Millennium is DDTC-registered, ITAR-compliant Company. This position is located at a facility that requires special access. Applicants MUST be U.S. citizens and eligible for a security clearance. Additionally, applicants must be willing to apply for and maintain a security clearance. We encourage all interested candidates to apply for any open position for which they feel they are qualified.

Category = Information Technology & Analytics

Applications Deadline

Applications for this position will be accepted until Sept. 11, 2026.

Export Control Requirements

• 120.62 is required. “U.S. Person” includes U.S. Citizen, U.S. National, lawful permanent resident, refugee, or asylee.

Export Control Details

US based job, US Person required

Relocation

Relocation assistance is not a negotiable benefit for this position.

Security Clearance

This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required.

Visa Sponsorship

Employer will not sponsor applicants for employment visa status.

Shift

This position is for 1st shift

Equal Opportunity Employer

Boeing is an Equal Opportunity Employer. Employment decisions are made without regard to race, color, religion, national origin, gender, sexual orientation, gender identity, age, physical or mental disability, genetic factors, military/veteran status or other characteristics protected by law.