540 Jobs Hiring Now
540 is hiring for 11 open roles on Migrate Mate as of July 16, 2026, concentrated in backend engineering and cloud engineering. Migrate Mate updates 540's live openings daily. 540 is a technology and defense services firm building cloud, software, and security solutions for government and national security clients.
Find 540 JobsOverview
540 hiring data on Migrate Mate, as of July 16, 2026.
- Open jobs
- 11
- Top team
- Backend Engineering
- Seniority
- Mid to senior level
- Work type
- 36% remote or hybrid
- Top location
- Arlington
Open Roles at 540
Showing 11 of 11+ 540 jobs
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
WHY 540?
540 is a forward-thinking company that the government turns to in order to #getshitdone. We don't just talk about innovation – we deliver it. We break down barriers, build impactful technology, and solve mission-critical problems.
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
EQUAL EMPLOYMENT OPPORTUNITY (EEO)
540's policy is to provide equal employment opportunity to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.
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
WHY 540?
540 is a forward-thinking company that the government turns to in order to #getshitdone. We don't just talk about innovation – we deliver it. We break down barriers, build impactful technology, and solve mission-critical problems.
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
EQUAL EMPLOYMENT OPPORTUNITY (EEO)
540's policy is to provide equal employment opportunity to all employees and applicants for employment and prohibits discrimination and harassment of any type without regard to race, color, religion, age, sex, national origin, disability status, genetics, protected veteran status, sexual orientation, gender identity or expression, or any other characteristic protected by federal, state or local laws.
This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training.
Job Roles at 540
Working at 540
540's 11 open roles are mid to senior level, and about 36% are remote or hybrid. The most active teams are backend engineering, cloud engineering, and business operations. 540 is a technology and defense services firm that delivers cloud engineering, software development, DevSecOps, and AI/ML solutions primarily for government and national security customers. Most 540 roles are based in Arlington, with some in Remote and Patrick Space Force Base.
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Browse jobs by role540 Jobs: Frequently Asked Questions
How many jobs is 540 hiring for right now?
540 is hiring for 11 open roles on Migrate Mate as of July 16, 2026, updated daily, concentrated in backend engineering and cloud engineering. Openings span cloud engineering, software development, security operations, and solutions architecture, with both full-time and contract positions available.
What kinds of roles does 540 hire for?
The most active teams are backend engineering, cloud engineering, and business operations. 540 posts roles across cloud engineering, software engineering, DevSecOps, AI/ML development, solutions architecture, security operations, test automation, and technical recruiting. Contract and full-time positions are both common. Most postings are mid to senior level, reflecting a focus on experienced technical contributors rather than entry-level candidates.
Are 540 jobs remote or in-person?
A mix of remote and on-site. About 36% of 540's open roles on Migrate Mate are remote or hybrid as of July 16, 2026, with the rest based in Arlington. Each 540 listing shows its work location so you can filter before applying.
How do I apply to a job at 540?
Find a 540 role on Migrate Mate, then follow the listing through to 540's own application page to submit your materials directly. 540 manages its own hiring process end to end, including screening and interviews. Migrate Mate keeps listings current so the roles you see reflect what 540 is actively recruiting for.
Does 540 hire entry-level?
Most of 540's open roles on Migrate Mate are mid to senior level as of July 16, 2026. Entry-level openings are limited. Check individual 540 listings for stated experience requirements.
Where is 540 hiring?
Most 540 roles are based in Arlington, with some in Remote and Patrick Space Force Base, and about 36% offer remote or hybrid work as of July 16, 2026. Migrate Mate shows the location on each listing.