Security Engineer
System One
Job Title: Security Engineer
Location: On-site 4 days/week in Herndon or remote options
Type: Contract
Compensation:
Work Model: 1099; 1 year, up to 5 years possible
Hours: 40
Security Clearance: Public Trust Tier 2 / MBI
Monitor systems for abnormal activity. Analyze alerts, distinguish threats from false positives, categorize incidents by risk. - Lead incident response: containment, eradication, recovery, post-incident analysis, documenting steps. Optimize detection capabilities: refine alert thresholds, tune SIEM rules, integrate new data sources, reduce false positives. Compile weekly/monthly reports on incident trends, threat activity, and security posture for internal stakeholders. Actively participate in team meetings, threat intel reviews, and cross-departmental syncs.
Responsibilities
Monitor systems for abnormal activity and analyze security alerts to identify potential threats.
Lead incident response efforts, including containment, eradication, recovery, and post-incident analysis.
Optimize detection capabilities by refining alert thresholds, tuning SIEM rules, and integrating new data sources to reduce false positives.
Compile and present weekly/monthly reports on incident trends, threat activity, and overall security posture to internal stakeholders.
Participate in team meetings, threat intelligence reviews, and cross-departmental synchronization efforts.
Requirements
5+ years of security engineering experience working for a FedRAMP or FISMA Moderate system in an AWS GovCloud environment.
Hands-on experience with UiPath architecture: Orchestrator, attended/unattended robots, assets and credential stores, queues, and robot host builds.
Design and implementation experience with service account models, credential vaulting, RBAC, separation of duties, and session/audit logging.
Knowledge of NIST SP 800-53 Rev 5 Moderate controls applied in build decisions across AC, AU, CM, IA, and SC families.
Experience with STIG/CIS hardening, vulnerability scanning, patch management, and configuration management.
Understanding of secure SDLC processes and code review skills for automation workflows and scripts.
Ability to translate engineering decisions into control language for the A&A team.
System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
#M-
#LI-
Ref: #856-Baltimore-S1
System One, and its subsidiaries including Joulé, ALTA IT Services, CM Access, TPGS, and MOUNTAIN, LTD., are leaders in delivering workforce solutions and integrated services across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible full-time employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.
System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.
$112.8k - $257k
Security EngineerThe Opportunity: We need a technical professional responsible for designing, building, and maintaining systems that protect an organization’s data, networks, and IT infrastructure from cyber-attacks. In this position, you will focus on proactive defense...SuggestedFull timeContract workPart timeWork at officeLocal areaRemote work- ...Job Title: Security Engineer Location: On-site 4 days/week in Herndon or remote options Type: Contract Compensation: Work Model: 1099; 1 year, up to 5 years possible Hours: 40 Security Clearance: Public Trust Tier 2 / MBI...SuggestedContract workLocal areaRemote work
- ...Scope Polygraph required Position Overview Our client is seeking a Vulnerability Assessment Analyst / Information Systems Security Engineer (ISSE) to support vulnerability management and continuous monitoring activities in a highly secure environment. The position...SuggestedPart timeFor contractorsWeekend workAfternoon shift
$135k - $216k
ResponsibilitiesPeraton is seeking an Information Systems Security Engineer (ISSE) to support our customer onsite in Annapolis Junction Responsibilities include:Design, implement, and maintain enterprise security architecture aligned with NIST RMF, DoD STIGs, CIS benchmarks...SuggestedContract workShift work- Description:Responsible for ensuring that the appropriate operational security posture is obtained, monitored, and maintained for multiple... ...of the information systems with System Administrators, System Engineers, Software Distribution, Patch Management, and Sustainment...Suggested
$100k - $245k
...Requirements: We require a bachelors degree in Computer Science, Computer Engineering, Electrical Engineering, Systems Engineering, Mathematics, Cybersecurity, Computer Information Systems Security, or a related discipline. We expect at least 7 years of experience...Full timeFlexible hours$146k - $234k
Responsibilities Responsibilities:As an Information Systems Security Engineer (ISSE), you will play a key role in securing complex systems, ensuring compliance with federal cybersecurity frameworks, and protecting sensitive information. Duties will include: Conduct vulnerability...Contract workShift work$185k - $225k
...Information System Security Engineer (ISSE) PLEX Solutions, A Part of Markon, is looking for an Information System Security Engineer (ISSE) to support a position in Annapolis Junction, MD. The Information Systems Security Engineer (ISSE) serves as the on-site technical...Temporary workFlexible hours- ...Information Systems Security Engineer (ISSE) Location: Annapolis Junction, MD Eligibility: Candidate must possess an active TS/SCI with Full Scope Polygraph clearance Job Description What You'll Bring: A solid understanding of security practices and policies...Immediate start
- ...Information Systems Security Engineer (ISSE) (MD) (Mid/Sr.-TS/SCI w/FSP-Onsite) Annapolis Junction, Maryland Full Time We are currently seeking an Information System Security Engineer (ISSE) to support a nationally significant and fast-paced program. An ISSE is...Full time
$100k
...Senior Systems Security Engineer Are you looking for an opportunity to utilize your technical skills to solve complex, real-world problems? If so, we're looking for someone like you to join our team at APL! Our team is in need of detail-oriented Senior System...Temporary workWork experience placementRelocation packageFlexible hours- ...System Security Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a highly motivated and detail-oriented System Security Engineer to design...Temporary workFor contractorsImmediate startFlexible hours
- ...Overview Position Title: Information System Security Engineer (PRIME Contract) Location: Annapolis Junction, MD Reports To: Technical Task Lead Job Type: Full-time Clearance Requirement: TS/SCI with polygraph, U.S. citizen Summary: Leave things...Full timeContract workWork at officeLocal areaImmediate start
- ...Candidates to support the sustainment and modernization of a Cyber Security Infrastructure. CyberCore Technologies provides Services for... ...with specific strengths in Cyber Security, Networking, Engineering/Operations, and Software Development.ResponsibilitiesThe ISSO/...
$148.3k - $266.9k
...Required Skills You'll Bring:Must have a Bachelor’s Degree in computer science, information systems, Information technology, cyber security, network forensics or other data analysis roles. Ten years of experience working in the areas of intelligence, information...Full timeWork experience placementFlexible hours$155k - $170k
...Security Engineer Lead TSTC is an award-winning, Woman Owned, HUBZone certified Small Business providing services to federal intelligence, law enforcement, civilian and defense agencies. Built upon our Total Service - Total Commitment® cornerstone, TSTC takes pride...Contract workTemporary workLocal areaRemote workFlexible hours$102.5k - $188.9k
...our clients to operate with resilience, grow with confidence, and proactively manage to secure success. Deloitte's Cyber Defense and Resilience offering is seeking a SIEM Engineer to support security monitoring, detection engineering, and incident analysis across...Work at officeRemote work- ...Training & development ~ Tuition assistance ~ Vision insurance ~ Wellness resources Position: Information Systems Security Engineer (ISSE), Level III Location: Hanover, MD - onsite only - No remote work offered Security Requirement: Active TS/SCI clearance...Remote workFlexible hours
$150k - $165k
...Position Overview TAP Engineering is seeking an Information Systems Security Engineer (ISSE) to help deliver enhanced HPC capabilities across multi-vendor HPC servers, HPC clusters, and specialized processing environments. You'll have the opportunity to grow your security...Full timeTemporary workFlexible hours$130k - $145k
KAIROS, Inc is searching for an energetic, experienced, and highly motivated Systems Security Engineer (SSE), Journeyman, to join our team. Established in July 2013, KAIROS, Inc. is a growing Woman Owned Small Business (WOSB) providing full life cycle Cybersecurity,...Full timeContract workTemporary workFor contractorsWork at officeLocal area$125k - $140k
...Job Description Job Description Job Description We are seeking a Information System Security Engineer (ISSE) to support the security and compliance posture of our systems. The ideal candidate has deep experience with the Risk Management Framework (RMF), security controls...Temporary work- ...experts consulting our clients, we can address the customer’s mission. 1 Accord is seeking an experienced Information Systems Security Engineer (ISSE) 2. As an experienced ISSE 2 on our team, you will serve as a principal advisor to the Government on all matters,...
- ...Job Description Job Description About the Role: The Information Systems Security Engineer will play a critical role in safeguarding the organization's information technology infrastructure by designing, implementing, and maintaining robust security measures. This...
- ...Job Description Job Description Summary CTC Group is seeking Information Systems Security Engineers (ISSE) for a contingent program supporting mission-critical cybersecurity infrastructure. In this role, you will help design and secure complex computing environments...
- ...Job Title Information System Security Engineer (ISSE) – ISSD Why IDS? IDS is committed to resolving complex challenges through innovation and operational excellence. We combine deep technical expertise with mission-driven focus to support government, military,...Full timeWork at officeLocal areaFlexible hoursShift work
- ...Job Description Job Description Information System Security Engineer (ISSE) Omega Enterprise Solutions is a Maryland-based, Service-Disabled Veteran-Owned Small Business (SDVOSB) with a special focus on the U.S. Department of Defense (DoD) and Intelligence Community...For contractors
- ...Job Description Job Description Job Description: Quevera is seeking a Information Systems Security Engineer to join our team. At Quevera, we don’t just offer jobs—we provide opportunities to be part of a dynamic, forward-thinking community that fosters innovation...Temporary work
$10k
...requirements, United States citizenship and an active TS/SCI security clearance and polygraph are required for the position. Required... ...Science, Information Assurance, Information Security System Engineering, or a related discipline. Must have twelve (12) years of...Contract workTemporary workImmediate start$91k - $140k
...innovative methods is our vision. Job Description: Dobbs Defense Solutions is seeking an experienced Information Systems Security Engineer (ISSE) to support a federal customer in Washington, DC. The ISSE will be responsible for designing, implementing, and...Full timeLocal area$80k - $130k
We are seeking a Security Systems Application Engineer to join our federal team supporting our Electronic Security Systems (ESS) projects in the Washington D.C. Metro (DMV) area. The primary project site will be Fort Meade, but will help out at other project sites in the...For contractorsWork experience placementFor subcontractorLocal areaRemote workWorldwide
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Security Engineer. Be the first to apply!
- aws cloud security engineer Laurel, MD
- senior application security engineer Laurel, MD
- application security engineer
- principal security engineer
- senior cloud security engineer
- security operations engineer
- security engineer intern
- security support engineer
- associate security engineer
- hardware security engineer



