Security Operations Engineer

540$90K — $120K *
Aerospace & Defense
5 - 7 years of experience
Job Overview by Ladders

Qualifications

  • 5+ years in cybersecurity, information assurance, or related roles
  • Experience with cloud platforms like AWS, Azure, or Google Cloud
  • Proven RMF process completion including documentation
  • Skilled in ATO package management using eMASS
  • Familiar with NIST 800-53 Rev. 5 and DoD security frameworks
  • Knowledge of cybersecurity scanning tools like STIGs and SAST
  • Experience with container security and DevSecOps practices
  • CompTIA Security+ certification required or must obtain within 30 days of hire

Responsibilities

  • Implement security controls in cloud infrastructure and applications
  • Ensure compliance with DoD security requirements and frameworks
  • Collaborate on security integration in system design and development
  • Manage vulnerability scanning and remediation efforts
  • Monitor system security posture and address findings
  • Develop and maintain security documentation, including SSPs and POA&Ms
  • Participate in security assessments, audits, and authorization
  • Support incident response and root cause analysis

Benefits

  • Flexible PTO plus all federal holidays off
  • Health, dental, and vision insurance options
  • Flexible Spending Account (FSA)
  • 401(k) with employer matching
  • Company-sponsored life insurance and disability coverage
  • Opportunities for professional development and training
  • Paid cloud developer accounts for hands-on experience
  • Referral bonuses for employee recommendations
  • Perks at HQ, including reimbursement for parking/metro and complimentary snacks
  • Annual social events and access to sports tickets for local teams
Full Job Description
540 is seeking a Security Operations Engineer to support our partnership with Google and the Department of Defense in advancing mission-critical capabilities for a global data processing platform. This platform leverages Machine Learning, modern cloud and containerized technologies to ingest, process, and analyze high-volume, time-series data.

In this role, you will support the implementation and maintenance of cybersecurity controls across a complex cloud and platform environment. You will work closely with engineers, architects, and security stakeholders to ensure systems are secure, compliant, and resilient within highly regulated, high-impact environments.

Location: Patrick SFB, FL or Arlington, VA. Candidates should be local to either location. Onsite support may be required based on mission and customer needs. Travel up to 25%
Citizenship & Clearance Requirement: Per client requirements, candidates must be U.S. Citizens with an active DoW clearance with TS/SCI eligibility
Education Requirement: Bachelor's Degree in Computer Science, Cybersecurity, or related field (preferred)
540 Internal Thrive Level: Security Specialist III

HOW YOU'LL DRIVE IMPACT
  • Support implementation of security controls across cloud infrastructure, platforms, and applications
  • Assist in maintaining compliance with DoD security requirements and frameworks (RMF, NIST 800-53)
  • Collaborate with engineers and architects to integrate security into system design and development
  • Support vulnerability management, scanning, and remediation efforts
  • Assist in monitoring system security posture and responding to security findings
  • Support development and maintenance of security documentation, including SSPs and POA&Ms
  • Participate in security assessments, audits, and authorization activities
  • Support incident response activities and root cause analysis
  • Collaborate with cross-functional teams to promote secure development and operational practices

REQUIRED SKILLS & EXPERIENCE
  • 5+ years of experience in cybersecurity, information assurance, or related roles
  • Experience working with cloud environments (AWS, Azure, or Google Cloud)
  • Experience completing the RMF process from start to finish, including required documentation
  • Experience creating and managing ATO packages in eMASS
  • Familiarity with DoD security frameworks and NIST 800-53 Rev. 5
  • Familiarity with STIGs and cybersecurity scanning (SAST, Fortify)
  • Familiarity with securing containerized environments and cloud-native applications
  • Experience with DevSecOps practices and CI/CD security integration
  • Experience in Cybersecurity automation (policy as code)
  • CompTIA Security+ certification required (or ability to obtain within 30 days of hire)

NICE TO HAVE
  • Experience supporting Google Cloud environments (GCP)
  • Experience securing machine learning operations (MLOps)
  • Familiarity with cloud security concepts
  • Experience working with Linux-based systems
  • Experience supporting cybersecurity efforts within high-security or highly-regulated environments

BENEFITS & PERKS
  • Flexible PTO + all Federal holidays off
  • Health, dental and vision insurance plans
  • Flexible Spending Account (FSA)
  • 401k with employer match
  • Company-sponsored life insurance, short- and long-term disability
  • Professional development (training, certifications, conferences)
  • Paid cloud developer accounts
  • Referral bonuses
  • HQ office perks (parking / metro reimbursement, nitro coffee & lunches)
  • Annual social events (540 Week, hackathon, charity golf tournament, etc.)
  • Access to 540's Washington Capitals & Nationals tickets

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