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Security & Safety Jobs in Columbia, MD (Now Hiring) — 244 open

Clarity

Senior Principal Information System Security Officer - Big Data

Columbia, Maryland, United States · On-site

$100k–$270k/yr

Senior+

Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation’s interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD…

Skills: Data Security, Governance, Encryption, Key Management, Vulnerability Management

Leidos logoLeidos

ICAM Program Manager

Columbia, Maryland, United States · On-site

$131k–$237k/yr

Senior+

The Digital Sector at Leidos currently has an opening for an Enterprise Identity and Credential Management Program Manager to work in Columbia, MD. This is an exciting opportunity to use your experience supporting the De…

Skills: Program Management, ICAM, Zero Trust Architecture, Identity Lifecycle Management, Risk Management

UL Research Institutes logoUL Research Institutes

Post-Doctoral Researcher - Fire Safety Research Institute

Columbia, Maryland, United States · On-site

$67k–$93k/yr

Entry level

Job Description We have an exciting opportunity for a Post-Doctoral Researcher at UL Research Institutes, based in our Columbia, Maryland office. The Post-doctoral researcher performs independent research in preparation …

Skills: Fluid Dynamics, Heat Transfer, Fire Modeling, Data Collection, Fortran

Centurion Health logoCenturion Health

CQI RN (81482)

Columbia, Maryland, United States · On-site

Mid level

Job DetailsJob Location: MD, Columbia - Columbia Regional Office - Columbia, MD 21045Position Type: Full-TimeEducation Level: Associate's DegreeJob Shift: DayJob Category: Nursing Professional & SupportSalary starting at…

Skills: Quality Improvement, Nursing, Case Review, Microsoft Word, Microsoft Excel

Sparksoft Corporation logoSparksoft Corporation

IT Technician

Columbia, Maryland, United States · Hybrid

$45k–$50k/yr

Entry level

Join us at Sparksoft, where we're not just another tech company—we're a catalyst for change. Our mission isn't just to offer IT solutions; it's to revolutionize the way you work. Here, passion isn't just a buzzword; it's…

Skills: Tier 1 and 2 Support, User Account Management, Troubleshooting, Workstation Hardware Installation, Remote Support

Sciens Building Solutions logoSciens Building Solutions

Service Manager

Columbia, Maryland, United States · On-site

$100k–$125k/yr

Mid level

THE POSITION IN A NUTSHELL Sciens Building Solutions is seeking a Service Manager who is a positive change agent and can drive high customer satisfaction, while leading a service team along with a back-office team to sup…

Skills: Service Operations Management, Team Leadership, Budgeting, Financial Analysis, P&L Management

Peraton logoPeraton

Background Investigator (FT Employee) - Columbia, MD

Columbia, Maryland, United States · Hybrid

Mid level

Responsibilities Peraton is seeking to fill a critical role for a full-time background investigator near Columbia, MD. Applicants must reside within 50 miles of the city center of Columbia. What you’ll do: The Investigat…

Skills: Background Investigations, Interviewing, Report Writing, Record Searching, Federal Investigative Standards

UL Research Institutes logoUL Research Institutes

Administrative Assistant

Columbia, Maryland, United States · On-site

$46k–$63k/yr

Mid level

Job Description We have an exciting opportunity for an Administrative Assistant at UL Research Institutes, based in our Columbia, Maryland office. The Administrative Assistant provides administrative and financial suppor…

Skills: Financial Support, Expense Processing, Budgeting, Financial Reporting, Microsoft Office Suite

Tenable logoTenable

Staff Software Engineer - Java/Kotlin, Distributed Systems

Columbia, Maryland, United States · Remote OK

$188k–$251k/yr

Senior+$574M raised

Who is Tenable? Tenable® is the Exposure Management company. Over 40,000 organizations around the globe rely on Tenable to understand and reduce cyber risk. Our global employees support 65 percent of the Fortune 500, 50 …

Skills: Java, Kotlin, Distributed Systems, Microservices, Kubernetes

University of Maryland Medical System logoUniversity of Maryland Medical System

Network Engineer V

Columbia, Maryland, United States · On-site

$60/hr–$97/hr

Senior+$150K raised

Job Requirements Independently, responsible for the engineering, installation, configuration, design, maintenance and documentation for the enterprise network and all related and unrelated ancillary systems. Employees at…

Skills: Network Architecture, Network Security, TCP/IP, Routing and Switching, Data Center Technologies

Amentum logoAmentum

Sr. Infrastructure Engineer

Columbia, Maryland, United States · On-site

$160k–$200k/yr

Senior+$321M raised

Purpose and Impact: Come be a part of an exciting and ever-changing program that provides a comprehensive range of state-of-the-art solutions and hands-on assistance in designing, implementing, managing, and sustaining o…

Skills: Cisco UCS, Microsoft Active Directory, VMware vSphere, Enterprise Storage, Network Architecture

GliaCell Technologies logoGliaCell Technologies

Principal Software Engineer

Columbia, Maryland, United States · Hybrid

$200k–$280k/yr

Senior+

***An active or rein-statable TS/SCI with Polygraph security clearance is REQUIRED. Please do not apply if you currently do not possess this level of clearance.*** Are you a Principal Software Engineer who is ready for a…

Skills: Python, Java Spring Boot, Infrastructure Automation, AI Development Tools, Git

AT&T logoAT&T

ServiceNow Developer (SNO SME TC2) (Government)

Columbia, Maryland, United States · On-site

$98k–$263k/yr

Mid level$5.0B raised

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diver…

Skills: ServiceNow Development, JavaScript, ITSM, ITAM, CMDB

First National Bank of Pennsylvania

Area Supervisor of Facilities - Catonsville, MD

Catonsville, Maryland, United States · On-site

$71k–$118k/yr

Senior

Primary Office Location:6335 Baltimore National Pike. Catonsville, Maryland. 21228. Join our team. Make a difference - for us and for your future.Position Title: Area Supervisor of Facilities Business Unit: Facilities Re…

Skills: Communication Skills, Customer Service, Project Management, Organizational Skills, Analytical Skills

AT&T logoAT&T

Land Mobile Radio (LMR) System Administrator (Government)

Columbia, Maryland, United States · On-site

$72k–$124k/yr

Mid level$5.0B raised

AT&T Global Public Sector is a trusted provider of secure, IP enabled, cloud-based, network solutions and professional services to the Federal Government. We are dedicated to recruiting, developing and empowering a diver…

Skills: LMR System Administration, Security Monitoring, Vulnerability Scanning, Log Analysis, Technical Troubleshooting

WSP logoWSP

Inspector II (Night Shift)

Columbia, Maryland, United States · On-site

$89k–$112k/yr

Senior

This Opportunity WSP is currently initiating a search for an Inspector II (Night Shift) for Columbia, MD office and working for our client in New Carrollton, MD. Be involved in projects with our Construction Management T…

Skills: Civil Field Inspection, Construction Management, Quality Assurance, Site Inspection, Technical Reporting

Leidos logoLeidos

Senior Database Engineer/Administrator

Columbia, Maryland, United States · On-site

$131k–$237k/yr

Senior+

Leidos has a new and exciting opportunity for a Senior Database Engineer/Administrator in our Intelligence Sector, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Co…

Skills: Oracle Database Administration, AWS RDS, Aurora, DynamoDB, PL/SQL

Leidos logoLeidos

Python Developer

Boulder, Colorado, United States · On-site

$108k–$195k/yr

Mid level

Python Developer Who We Are: Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities througho…

Skills: Python, Golang, Docker, Kubernetes, GitLab CI/CD

Leidos logoLeidos

Software Engineer

Columbia, Maryland, United States · On-site

$108k–$195k/yr

Senior

Who We Are: Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG…

Skills: Robot Framework, Python, React, Java, C++

Leidos logoLeidos

Python Developer

Boulder, Colorado, United States · On-site

$108k–$195k/yr

Mid level

Python Developer Who We Are: Kudu Dynamics is Leidos Owned Company, forged out of a decade of experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities througho…

Skills: Python, Golang, Docker, Kubernetes, GitLab CI/CD

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Showing 1–20 of 244

Senior Principal Information System Security Officer - Big Data

Clarity

Columbia, Maryland, United States • On-site

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Senior+

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  • $100k–$270k/yr
  • Full-time
  • Posted 3h ago
  • ~40 hrs/week

Responsibilities

Ensure cybersecurity compliance for big data operations, focusing on federal protections for US Persons, PII, and cross-domain solutions. Manage security for cloud and platform infrastructure, including application code and ATO policies.

Requirements

Requires expertise in RMF, NIST 800-53, and security governance for data lifecycles and encryption. Proficiency in vulnerability management tools like ACAS/Tenable and experience with secure data pipelines is expected.

Full job description

Clarity Innovations is a trusted national security partner, dedicated to safeguarding our nation’s interests and delivering innovative solutions that empower the Intelligence Community (IC) and Department of Defense (DoD) to transform data into actionable intelligence, ensuring mission success in an evolving world.

Our mission-first software and data engineering platform modernizes data operations, utilizing advanced workflows, CI/CD, and secure DevSecOps practices. We focus on challenges in Information Warfare, Cyber Operations, Operational Security, and Data Structuring, enabling end-to-end solutions that drive operational impact.

We are committed to delivering cutting-edge tools and capabilities that address the most complex national security challenges, empowering our partners to stay ahead of emerging threats and ensuring the success of their critical missions. At Clarity, we are people-focused and set on being a destination employer for top talent, offering an environment where innovation thrives, careers grow, and individuals are valued. Join us as we continue to lead innovation and tackle the most pressing challenges in national security.

Position Summary

This role is for an Information System Security Officer with a heavy lean towards data compliance with federal protections around US Persons, PII, and Commercially and Publicly Available Data. This person will need to ensure all cyber security responsibilities within the Program's scope is maintained, including:

  • Ensuring compliance with a secure data schema, especially in terms of shipping between classification boundaries and enclaves (i.e. Cross Domain Solutions).
  • Writing and ensuring compliance of data policy and security with the Chief Data Officer of the COCOM.
  • Ensuring Cloud Infrastructure within the program's purview is appropriately secure and follows all necessary ATO and security policies.
  • Ensuring Platform Infrastructure within the program's purview is appropriately secure and follows all necessary ATO and security policies.
  • Ensuring Application Code and Infrastructure within the program's purview is appropriately secure and follows all necessary ATO and security policies.

Role Expectations 

  • Data Security & Governance (PII, CUI, CAI/PAI, data classification, lifecycle, retention)
  • Encryption & Key Management (data at rest/in transit, KMS/HSM, secrets management)
  • Vulnerability & Compliance Management (STIGs, ACAS/Tenable, CVEs, POA&M remediation)
  • Security Policy Development & Risk Management (OPSEC, governance, risk assessments, technical documentation)
  • RMF, ATO, and eMASS (NIST 800-53, SSPs, POA&Ms, Continuous Monitoring)

Nice-To-Haves 

  • Cloud & Kubernetes Security (AWS GovCloud, containers, Kubernetes, network security)
  • Identity & Access Management (RBAC, ABAC, Zero Trust, PKI, MFA)
  • Security Architecture & Data Platforms (ETL, APIs, data lakes, secure data pipelines, cross-domain data sharing)

Salary Range: $100,000 - $270,000

We are an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, or veteran status.

Related keywords

Big DataPIICUICAI/PAICross Domain SolutionsDevSecOpsCI/CDNIST 800-53SSPPOA&MSTIGsACASTenableCVEsAWS GovCloudKubernetes

About Clarity

LinkedInVisit site

A mission-first software and data engineering platform.

Industry
Software Development
Company size
201-500 employees
Founded
2011
Headquarters
Columbia, MD
LinkedIn followers
8,017

Clarity Innovations designs, develops, and deploys force-enhancing software that links human ingenuity to powerful computing and makes our country and our world a better, safer place. Our principles of servant leadership, mutual respect, and technological excellence enable us to thrive on the challenges of the digital frontline. Clarity is focused on helping the Government redefine its relationship with technology by encouraging the use of DevSecOps and Agile methodologies, small-teams constructs, and process automation. To create an atmosphere that embraces the challenges inherent in progress, we honor creativity and curiosity, supporting exploration and growth with modern tech stacks and methodologies.  We are as much a family as we are a team, collectively engineering technology that improves the lives and work of the people who use it. We empower our people with the tools, training, and vision they need to outperform the competition.

Offices: 6940 Columbia Gateway Drive, Suite 110, Columbia, MD 21046, US

Software EngineeringSystems ArchitectureData AnalysisDigital TransformationThought LeadershipRapid PrototypingUXUIDevSecOpsData Science & Data AnalyticsCloud & Platform
View all jobs at Clarity

Frequently asked questions

How many Security & Safety jobs are open in Columbia, MD right now?

There are currently 244 open security & safety positions in Columbia, MD listed on Clera. New openings are added daily as companies post roles.

Which companies are hiring for Security & Safety roles in Columbia, MD?

Companies currently hiring include BigBear.ai, Set of X, Parsons Corporation, AT&T, Tenable, among others. Browse the listings above to see every active employer.

Are there remote or hybrid Security & Safety jobs in Columbia, MD?

Yes — 41 of the 244 open security & safety positions offer remote or hybrid work (5 remote, 36 hybrid).

How do I apply for Security & Safety jobs in Columbia, MD?

Each listing links directly to the employer's application page. Apply early — fresh listings get the most recruiter attention in the first two weeks.

Security & Safety jobs in other cities

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